diff options
Diffstat (limited to 'drivers/staging/lustre/lustre')
190 files changed, 1225 insertions, 4159 deletions
diff --git a/drivers/staging/lustre/lustre/Kconfig b/drivers/staging/lustre/lustre/Kconfig index 8ac7cd4d6fdb..9f5d75f166e7 100644 --- a/drivers/staging/lustre/lustre/Kconfig +++ b/drivers/staging/lustre/lustre/Kconfig @@ -54,9 +54,3 @@ config LUSTRE_TRANSLATE_ERRNOS bool depends on LUSTRE_FS && !X86 default y - -config LUSTRE_LLITE_LLOOP - tristate "Lustre virtual block device" - depends on LUSTRE_FS && BLOCK - depends on !PPC_64K_PAGES && !ARM64_64K_PAGES && !MICROBLAZE_64K_PAGES && !PAGE_SIZE_64KB && !IA64_PAGE_SIZE_64KB && !PARISC_PAGE_SIZE_64KB - default m diff --git a/drivers/staging/lustre/lustre/fid/fid_internal.h b/drivers/staging/lustre/lustre/fid/fid_internal.h index b79a813977cf..5c53773ecc5a 100644 --- a/drivers/staging/lustre/lustre/fid/fid_internal.h +++ b/drivers/staging/lustre/lustre/fid/fid_internal.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/fid/fid_lib.c b/drivers/staging/lustre/lustre/fid/fid_lib.c index dd65159ebb38..99ae7eb6720e 100644 --- a/drivers/staging/lustre/lustre/fid/fid_lib.c +++ b/drivers/staging/lustre/lustre/fid/fid_lib.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/fid/fid_request.c b/drivers/staging/lustre/lustre/fid/fid_request.c index 3a4df626462f..454744d25956 100644 --- a/drivers/staging/lustre/lustre/fid/fid_request.c +++ b/drivers/staging/lustre/lustre/fid/fid_request.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -98,8 +94,10 @@ static int seq_client_rpc(struct lu_client_seq *seq, * request here, otherwise if MDT0 is failed(umounted), * it can not release the export of MDT0 */ - if (seq->lcs_type == LUSTRE_SEQ_DATA) - req->rq_no_delay = req->rq_no_resend = 1; + if (seq->lcs_type == LUSTRE_SEQ_DATA) { + req->rq_no_delay = 1; + req->rq_no_resend = 1; + } debug_mask = D_CONSOLE; } else { if (seq->lcs_type == LUSTRE_SEQ_METADATA) { diff --git a/drivers/staging/lustre/lustre/fid/lproc_fid.c b/drivers/staging/lustre/lustre/fid/lproc_fid.c index 1f0e78686278..81b7ca9ea2fd 100644 --- a/drivers/staging/lustre/lustre/fid/lproc_fid.c +++ b/drivers/staging/lustre/lustre/fid/lproc_fid.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/fld/fld_cache.c b/drivers/staging/lustre/lustre/fld/fld_cache.c index 5a04e99d9249..0100a935f4ff 100644 --- a/drivers/staging/lustre/lustre/fld/fld_cache.c +++ b/drivers/staging/lustre/lustre/fld/fld_cache.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/fld/fld_internal.h b/drivers/staging/lustre/lustre/fld/fld_internal.h index 75d6a48637a9..f0efe5b9fbec 100644 --- a/drivers/staging/lustre/lustre/fld/fld_internal.h +++ b/drivers/staging/lustre/lustre/fld/fld_internal.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/fld/fld_request.c b/drivers/staging/lustre/lustre/fld/fld_request.c index 304c0ec268c9..e59d626a1548 100644 --- a/drivers/staging/lustre/lustre/fld/fld_request.c +++ b/drivers/staging/lustre/lustre/fld/fld_request.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/fld/lproc_fld.c b/drivers/staging/lustre/lustre/fld/lproc_fld.c index ca898befeba6..61ac420798af 100644 --- a/drivers/staging/lustre/lustre/fld/lproc_fld.c +++ b/drivers/staging/lustre/lustre/fld/lproc_fld.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/cl_object.h b/drivers/staging/lustre/lustre/include/cl_object.h index d4c33dd110ab..3cd4a2577d90 100644 --- a/drivers/staging/lustre/lustre/include/cl_object.h +++ b/drivers/staging/lustre/lustre/include/cl_object.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -2326,7 +2322,8 @@ void cl_lock_descr_print(const struct lu_env *env, void *cookie, */ struct cl_client_cache { /** - * # of users (OSCs) + * # of client cache refcount + * # of users (OSCs) + 2 (held by llite and lov) */ atomic_t ccc_users; /** @@ -2361,6 +2358,13 @@ struct cl_client_cache { }; +/** + * cl_cache functions + */ +struct cl_client_cache *cl_cache_init(unsigned long lru_page_max); +void cl_cache_incref(struct cl_client_cache *cache); +void cl_cache_decref(struct cl_client_cache *cache); + /** @} cl_page */ /** \defgroup cl_lock cl_lock diff --git a/drivers/staging/lustre/lustre/include/interval_tree.h b/drivers/staging/lustre/lustre/include/interval_tree.h index f6df3f33e770..4a15228b5570 100644 --- a/drivers/staging/lustre/lustre/include/interval_tree.h +++ b/drivers/staging/lustre/lustre/include/interval_tree.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/linux/lustre_compat25.h b/drivers/staging/lustre/lustre/include/linux/lustre_compat25.h index 79d8f93075d1..1eb64ec4bed4 100644 --- a/drivers/staging/lustre/lustre/include/linux/lustre_compat25.h +++ b/drivers/staging/lustre/lustre/include/linux/lustre_compat25.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/linux/lustre_lite.h b/drivers/staging/lustre/lustre/include/linux/lustre_lite.h index 3420cfd1278d..d18e8a76bb25 100644 --- a/drivers/staging/lustre/lustre/include/linux/lustre_lite.h +++ b/drivers/staging/lustre/lustre/include/linux/lustre_lite.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/linux/lustre_patchless_compat.h b/drivers/staging/lustre/lustre/include/linux/lustre_patchless_compat.h index c6c7f54637fb..5842cb18b49e 100644 --- a/drivers/staging/lustre/lustre/include/linux/lustre_patchless_compat.h +++ b/drivers/staging/lustre/lustre/include/linux/lustre_patchless_compat.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/linux/lustre_user.h b/drivers/staging/lustre/lustre/include/linux/lustre_user.h index 9cc2849f3f85..e967950e8536 100644 --- a/drivers/staging/lustre/lustre/include/linux/lustre_user.h +++ b/drivers/staging/lustre/lustre/include/linux/lustre_user.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/lprocfs_status.h b/drivers/staging/lustre/lustre/include/lprocfs_status.h index 4146c9c3999f..d68e60e7fef7 100644 --- a/drivers/staging/lustre/lustre/include/lprocfs_status.h +++ b/drivers/staging/lustre/lustre/include/lprocfs_status.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/lu_object.h b/drivers/staging/lustre/lustre/include/lu_object.h index 2816512185af..6e25c1bb6aa3 100644 --- a/drivers/staging/lustre/lustre/include/lu_object.h +++ b/drivers/staging/lustre/lustre/include/lu_object.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -783,7 +779,7 @@ do { \ if (cfs_cdebug_show(mask, DEBUG_SUBSYSTEM)) { \ LIBCFS_DEBUG_MSG_DATA_DECL(msgdata, mask, NULL); \ lu_object_print(env, &msgdata, lu_cdebug_printer, object);\ - CDEBUG(mask, format, ## __VA_ARGS__); \ + CDEBUG(mask, format "\n", ## __VA_ARGS__); \ } \ } while (0) diff --git a/drivers/staging/lustre/lustre/include/lustre/ll_fiemap.h b/drivers/staging/lustre/lustre/include/lustre/ll_fiemap.h index 07d45de69dd9..c2340d643e84 100644 --- a/drivers/staging/lustre/lustre/include/lustre/ll_fiemap.h +++ b/drivers/staging/lustre/lustre/include/lustre/ll_fiemap.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h b/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h index 9c53c1792dc8..051864c23b5b 100644 --- a/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h +++ b/drivers/staging/lustre/lustre/include/lustre/lustre_idl.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -386,7 +382,7 @@ static inline __u64 fid_ver_oid(const struct lu_fid *fid) * used for other purposes and not risk collisions with existing inodes. * * Different FID Format - * http://arch.lustre.org/index.php?title=Interoperability_fids_zfs#NEW.0 + * http://wiki.old.lustre.org/index.php/Architecture_-_Interoperability_fids_zfs */ enum fid_seq { FID_SEQ_OST_MDT0 = 0, @@ -704,7 +700,7 @@ static inline int fid_set_id(struct lu_fid *fid, __u64 oid) * be passed through unchanged. Only legacy OST objects in "group 0" * will be mapped into the IDIF namespace so that they can fit into the * struct lu_fid fields without loss. For reference see: - * http://arch.lustre.org/index.php?title=Interoperability_fids_zfs + * http://wiki.old.lustre.org/index.php/Architecture_-_Interoperability_fids_zfs */ static inline int ostid_to_fid(struct lu_fid *fid, struct ost_id *ostid, __u32 ost_idx) @@ -1241,8 +1237,16 @@ void lustre_swab_ptlrpc_body(struct ptlrpc_body *pb); */ #define OBD_CONNECT_ATTRFID 0x4000ULL /*Server can GetAttr By Fid*/ #define OBD_CONNECT_NODEVOH 0x8000ULL /*No open hndl on specl nodes*/ -#define OBD_CONNECT_RMT_CLIENT 0x10000ULL /*Remote client */ -#define OBD_CONNECT_RMT_CLIENT_FORCE 0x20000ULL /*Remote client by force */ +#define OBD_CONNECT_RMT_CLIENT 0x10000ULL /* Remote client, never used + * in production. Removed in + * 2.9. Keep this flag to + * avoid reuse. + */ +#define OBD_CONNECT_RMT_CLIENT_FORCE 0x20000ULL /* Remote client by force, + * never used in production. + * Removed in 2.9. Keep this + * flag to avoid reuse + */ #define OBD_CONNECT_BRW_SIZE 0x40000ULL /*Max bytes per rpc */ #define OBD_CONNECT_QUOTA64 0x80000ULL /*Not used since 2.4 */ #define OBD_CONNECT_MDS_CAPA 0x100000ULL /*MDS capability */ @@ -1703,7 +1707,7 @@ lov_mds_md_max_stripe_count(size_t buf_size, __u32 lmm_magic) #define OBD_MD_FLXATTRLS (0x0000002000000000ULL) /* xattr list */ #define OBD_MD_FLXATTRRM (0x0000004000000000ULL) /* xattr remove */ #define OBD_MD_FLACL (0x0000008000000000ULL) /* ACL */ -#define OBD_MD_FLRMTPERM (0x0000010000000000ULL) /* remote permission */ +/* OBD_MD_FLRMTPERM (0x0000010000000000ULL) remote perm, obsolete */ #define OBD_MD_FLMDSCAPA (0x0000020000000000ULL) /* MDS capability */ #define OBD_MD_FLOSSCAPA (0x0000040000000000ULL) /* OSS capability */ #define OBD_MD_FLCKSPLIT (0x0000080000000000ULL) /* Check split on server */ @@ -1715,10 +1719,10 @@ lov_mds_md_max_stripe_count(size_t buf_size, __u32 lmm_magic) */ #define OBD_MD_FLOBJCOUNT (0x0000400000000000ULL) /* for multiple destroy */ -#define OBD_MD_FLRMTLSETFACL (0x0001000000000000ULL) /* lfs lsetfacl case */ -#define OBD_MD_FLRMTLGETFACL (0x0002000000000000ULL) /* lfs lgetfacl case */ -#define OBD_MD_FLRMTRSETFACL (0x0004000000000000ULL) /* lfs rsetfacl case */ -#define OBD_MD_FLRMTRGETFACL (0x0008000000000000ULL) /* lfs rgetfacl case */ +/* OBD_MD_FLRMTLSETFACL (0x0001000000000000ULL) lfs lsetfacl, obsolete */ +/* OBD_MD_FLRMTLGETFACL (0x0002000000000000ULL) lfs lgetfacl, obsolete */ +/* OBD_MD_FLRMTRSETFACL (0x0004000000000000ULL) lfs rsetfacl, obsolete */ +/* OBD_MD_FLRMTRGETFACL (0x0008000000000000ULL) lfs rgetfacl, obsolete */ #define OBD_MD_FLDATAVERSION (0x0010000000000000ULL) /* iversion sum */ #define OBD_MD_FLRELEASED (0x0020000000000000ULL) /* file released */ @@ -2159,26 +2163,8 @@ enum { CFS_SETUID_PERM = 0x01, CFS_SETGID_PERM = 0x02, CFS_SETGRP_PERM = 0x04, - CFS_RMTACL_PERM = 0x08, - CFS_RMTOWN_PERM = 0x10 }; -/* inode access permission for remote user, the inode info are omitted, - * for client knows them. - */ -struct mdt_remote_perm { - __u32 rp_uid; - __u32 rp_gid; - __u32 rp_fsuid; - __u32 rp_fsuid_h; - __u32 rp_fsgid; - __u32 rp_fsgid_h; - __u32 rp_access_perm; /* MAY_READ/WRITE/EXEC */ - __u32 rp_padding; -}; - -void lustre_swab_mdt_remote_perm(struct mdt_remote_perm *p); - struct mdt_rec_setattr { __u32 sa_opcode; __u32 sa_cap; diff --git a/drivers/staging/lustre/lustre/include/lustre/lustre_user.h b/drivers/staging/lustre/lustre/include/lustre/lustre_user.h index 59ba48ac31a7..ef6f38ff359e 100644 --- a/drivers/staging/lustre/lustre/include/lustre/lustre_user.h +++ b/drivers/staging/lustre/lustre/include/lustre/lustre_user.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -215,7 +211,7 @@ struct ost_id { #define IOC_OBD_STATFS _IOWR('f', 164, struct obd_statfs *) #define IOC_LOV_GETINFO _IOWR('f', 165, struct lov_user_mds_data *) #define LL_IOC_FLUSHCTX _IOW('f', 166, long) -#define LL_IOC_RMTACL _IOW('f', 167, long) +/* LL_IOC_RMTACL 167 obsolete */ #define LL_IOC_GETOBDCOUNT _IOR('f', 168, long) #define LL_IOC_LLOOP_ATTACH _IOWR('f', 169, long) #define LL_IOC_LLOOP_DETACH _IOWR('f', 170, long) @@ -542,19 +538,6 @@ struct identity_downcall_data { __u32 idd_groups[0]; }; -/* for non-mapped uid/gid */ -#define NOBODY_UID 99 -#define NOBODY_GID 99 - -#define INVALID_ID (-1) - -enum { - RMT_LSETFACL = 1, - RMT_LGETFACL = 2, - RMT_RSETFACL = 3, - RMT_RGETFACL = 4 -}; - /* lustre volatile file support * file name header: .^L^S^T^R:volatile" */ diff --git a/drivers/staging/lustre/lustre/include/lustre_acl.h b/drivers/staging/lustre/lustre/include/lustre_acl.h index aa4cfa7b749d..fecabe139b1f 100644 --- a/drivers/staging/lustre/lustre/include/lustre_acl.h +++ b/drivers/staging/lustre/lustre/include/lustre_acl.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/lustre_cfg.h b/drivers/staging/lustre/lustre/include/lustre_cfg.h index e229e91f7f56..95a0be13c0fb 100644 --- a/drivers/staging/lustre/lustre/include/lustre_cfg.h +++ b/drivers/staging/lustre/lustre/include/lustre_cfg.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/lustre_debug.h b/drivers/staging/lustre/lustre/include/lustre_debug.h index 8a089413c92e..93c1bdaf71a4 100644 --- a/drivers/staging/lustre/lustre/include/lustre_debug.h +++ b/drivers/staging/lustre/lustre/include/lustre_debug.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/lustre_disk.h b/drivers/staging/lustre/lustre/include/lustre_disk.h index b36821ffb252..8886458748c1 100644 --- a/drivers/staging/lustre/lustre/include/lustre_disk.h +++ b/drivers/staging/lustre/lustre/include/lustre_disk.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/lustre_dlm.h b/drivers/staging/lustre/lustre/include/lustre_dlm.h index 9cade144faca..60051a5cfe20 100644 --- a/drivers/staging/lustre/lustre/include/lustre_dlm.h +++ b/drivers/staging/lustre/lustre/include/lustre_dlm.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -1077,7 +1073,7 @@ void ldlm_lock2handle(const struct ldlm_lock *lock, struct ldlm_lock *__ldlm_handle2lock(const struct lustre_handle *, __u64 flags); void ldlm_cancel_callback(struct ldlm_lock *); int ldlm_lock_remove_from_lru(struct ldlm_lock *); -int ldlm_lock_set_data(struct lustre_handle *, void *); +int ldlm_lock_set_data(const struct lustre_handle *lockh, void *data); /** * Obtain a lock reference by its handle. @@ -1166,10 +1162,10 @@ do { \ struct ldlm_lock *ldlm_lock_get(struct ldlm_lock *lock); void ldlm_lock_put(struct ldlm_lock *lock); void ldlm_lock2desc(struct ldlm_lock *lock, struct ldlm_lock_desc *desc); -void ldlm_lock_addref(struct lustre_handle *lockh, __u32 mode); -int ldlm_lock_addref_try(struct lustre_handle *lockh, __u32 mode); -void ldlm_lock_decref(struct lustre_handle *lockh, __u32 mode); -void ldlm_lock_decref_and_cancel(struct lustre_handle *lockh, __u32 mode); +void ldlm_lock_addref(const struct lustre_handle *lockh, __u32 mode); +int ldlm_lock_addref_try(const struct lustre_handle *lockh, __u32 mode); +void ldlm_lock_decref(const struct lustre_handle *lockh, __u32 mode); +void ldlm_lock_decref_and_cancel(const struct lustre_handle *lockh, __u32 mode); void ldlm_lock_fail_match_locked(struct ldlm_lock *lock); void ldlm_lock_allow_match(struct ldlm_lock *lock); void ldlm_lock_allow_match_locked(struct ldlm_lock *lock); @@ -1178,10 +1174,10 @@ enum ldlm_mode ldlm_lock_match(struct ldlm_namespace *ns, __u64 flags, enum ldlm_type type, ldlm_policy_data_t *, enum ldlm_mode mode, struct lustre_handle *, int unref); -enum ldlm_mode ldlm_revalidate_lock_handle(struct lustre_handle *lockh, +enum ldlm_mode ldlm_revalidate_lock_handle(const struct lustre_handle *lockh, __u64 *bits); void ldlm_lock_cancel(struct ldlm_lock *lock); -void ldlm_lock_dump_handle(int level, struct lustre_handle *); +void ldlm_lock_dump_handle(int level, const struct lustre_handle *); void ldlm_unlink_lock_skiplist(struct ldlm_lock *req); /* resource.c */ @@ -1255,9 +1251,9 @@ int ldlm_cli_enqueue_fini(struct obd_export *exp, struct ptlrpc_request *req, enum ldlm_type type, __u8 with_policy, enum ldlm_mode mode, __u64 *flags, void *lvb, __u32 lvb_len, - struct lustre_handle *lockh, int rc); + const struct lustre_handle *lockh, int rc); int ldlm_cli_update_pool(struct ptlrpc_request *req); -int ldlm_cli_cancel(struct lustre_handle *lockh, +int ldlm_cli_cancel(const struct lustre_handle *lockh, enum ldlm_cancel_flags cancel_flags); int ldlm_cli_cancel_unused(struct ldlm_namespace *, const struct ldlm_res_id *, enum ldlm_cancel_flags flags, void *opaque); diff --git a/drivers/staging/lustre/lustre/include/lustre_eacl.h b/drivers/staging/lustre/lustre/include/lustre_eacl.h index 0b66593a9526..d1039e1ff70d 100644 --- a/drivers/staging/lustre/lustre/include/lustre_eacl.h +++ b/drivers/staging/lustre/lustre/include/lustre_eacl.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -70,17 +66,6 @@ typedef struct { #define CFS_ACL_XATTR_COUNT(size, prefix) \ (((size) - sizeof(prefix ## _header)) / sizeof(prefix ## _entry)) -extern ext_acl_xattr_header * -lustre_posix_acl_xattr_2ext(posix_acl_xattr_header *header, int size); -extern int -lustre_posix_acl_xattr_filter(posix_acl_xattr_header *header, size_t size, - posix_acl_xattr_header **out); -extern void -lustre_ext_acl_xattr_free(ext_acl_xattr_header *header); -extern ext_acl_xattr_header * -lustre_acl_xattr_merge2ext(posix_acl_xattr_header *posix_header, int size, - ext_acl_xattr_header *ext_header); - #endif /* CONFIG_FS_POSIX_ACL */ /** @} eacl */ diff --git a/drivers/staging/lustre/lustre/include/lustre_export.h b/drivers/staging/lustre/lustre/include/lustre_export.h index 3014d27e6dc2..6e7cc4689fb8 100644 --- a/drivers/staging/lustre/lustre/include/lustre_export.h +++ b/drivers/staging/lustre/lustre/include/lustre_export.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -180,19 +176,6 @@ static inline int exp_connect_lru_resize(struct obd_export *exp) return !!(exp_connect_flags(exp) & OBD_CONNECT_LRU_RESIZE); } -static inline int exp_connect_rmtclient(struct obd_export *exp) -{ - return !!(exp_connect_flags(exp) & OBD_CONNECT_RMT_CLIENT); -} - -static inline int client_is_remote(struct obd_export *exp) -{ - struct obd_import *imp = class_exp2cliimp(exp); - - return !!(imp->imp_connect_data.ocd_connect_flags & - OBD_CONNECT_RMT_CLIENT); -} - static inline int exp_connect_vbr(struct obd_export *exp) { return !!(exp_connect_flags(exp) & OBD_CONNECT_VBR); diff --git a/drivers/staging/lustre/lustre/include/lustre_fid.h b/drivers/staging/lustre/lustre/include/lustre_fid.h index 12e8b585c2b4..743671a547ef 100644 --- a/drivers/staging/lustre/lustre/include/lustre_fid.h +++ b/drivers/staging/lustre/lustre/include/lustre_fid.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -45,7 +41,7 @@ * * @{ * - * http://wiki.lustre.org/index.php/Architecture_-_Interoperability_fids_zfs + * http://wiki.old.lustre.org/index.php/Architecture_-_Interoperability_fids_zfs * describes the FID namespace and interoperability requirements for FIDs. * The important parts of that document are included here for reference. * diff --git a/drivers/staging/lustre/lustre/include/lustre_fld.h b/drivers/staging/lustre/lustre/include/lustre_fld.h index 4cf2b0e61672..932410d3e3cc 100644 --- a/drivers/staging/lustre/lustre/include/lustre_fld.h +++ b/drivers/staging/lustre/lustre/include/lustre_fld.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/lustre_ha.h b/drivers/staging/lustre/lustre/include/lustre_ha.h index 5488a698dabd..cde7ed702c86 100644 --- a/drivers/staging/lustre/lustre/include/lustre_ha.h +++ b/drivers/staging/lustre/lustre/include/lustre_ha.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/lustre_handles.h b/drivers/staging/lustre/lustre/include/lustre_handles.h index 27f169d2ed34..1a63a6b9e116 100644 --- a/drivers/staging/lustre/lustre/include/lustre_handles.h +++ b/drivers/staging/lustre/lustre/include/lustre_handles.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/lustre_import.h b/drivers/staging/lustre/lustre/include/lustre_import.h index 8325c82b3ebf..4445be7a59dd 100644 --- a/drivers/staging/lustre/lustre/include/lustre_import.h +++ b/drivers/staging/lustre/lustre/include/lustre_import.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/lustre_intent.h b/drivers/staging/lustre/lustre/include/lustre_intent.h index c491d52d86a2..ed2b6c674109 100644 --- a/drivers/staging/lustre/lustre/include/lustre_intent.h +++ b/drivers/staging/lustre/lustre/include/lustre_intent.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -38,7 +34,11 @@ #define LUSTRE_INTENT_H /* intent IT_XXX are defined in lustre/include/obd.h */ -struct lustre_intent_data { + +struct lookup_intent { + int it_op; + int it_create_mode; + __u64 it_flags; int it_disposition; int it_status; __u64 it_lock_handle; @@ -46,17 +46,23 @@ struct lustre_intent_data { int it_lock_mode; int it_remote_lock_mode; __u64 it_remote_lock_handle; - void *it_data; + struct ptlrpc_request *it_request; unsigned int it_lock_set:1; }; -struct lookup_intent { - int it_op; - int it_create_mode; - __u64 it_flags; - union { - struct lustre_intent_data lustre; - } d; -}; +static inline int it_disposition(struct lookup_intent *it, int flag) +{ + return it->it_disposition & flag; +} + +static inline void it_set_disposition(struct lookup_intent *it, int flag) +{ + it->it_disposition |= flag; +} + +static inline void it_clear_disposition(struct lookup_intent *it, int flag) +{ + it->it_disposition &= ~flag; +} #endif diff --git a/drivers/staging/lustre/lustre/include/lustre_lib.h b/drivers/staging/lustre/lustre/include/lustre_lib.h index 00b976766aef..06958f217fc8 100644 --- a/drivers/staging/lustre/lustre/include/lustre_lib.h +++ b/drivers/staging/lustre/lustre/include/lustre_lib.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/lustre_lite.h b/drivers/staging/lustre/lustre/include/lustre_lite.h index fcc5ebbceed8..b16897702559 100644 --- a/drivers/staging/lustre/lustre/include/lustre_lite.h +++ b/drivers/staging/lustre/lustre/include/lustre_lite.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/lustre_log.h b/drivers/staging/lustre/lustre/include/lustre_log.h index 49618e186824..b96e02317bfc 100644 --- a/drivers/staging/lustre/lustre/include/lustre_log.h +++ b/drivers/staging/lustre/lustre/include/lustre_log.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/lustre_mdc.h b/drivers/staging/lustre/lustre/include/lustre_mdc.h index f267ff8a6ec8..fa62b95d351f 100644 --- a/drivers/staging/lustre/lustre/include/lustre_mdc.h +++ b/drivers/staging/lustre/lustre/include/lustre_mdc.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -189,9 +185,6 @@ struct mdc_cache_waiter { }; /* mdc/mdc_locks.c */ -int it_disposition(struct lookup_intent *it, int flag); -void it_clear_disposition(struct lookup_intent *it, int flag); -void it_set_disposition(struct lookup_intent *it, int flag); int it_open_error(int phase, struct lookup_intent *it); static inline bool cl_is_lov_delay_create(unsigned int flags) diff --git a/drivers/staging/lustre/lustre/include/lustre_mds.h b/drivers/staging/lustre/lustre/include/lustre_mds.h index 95d27ddecfb3..4104bd9bd5c4 100644 --- a/drivers/staging/lustre/lustre/include/lustre_mds.h +++ b/drivers/staging/lustre/lustre/include/lustre_mds.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/lustre_net.h b/drivers/staging/lustre/lustre/include/lustre_net.h index a7973d5de168..d5debd615fdf 100644 --- a/drivers/staging/lustre/lustre/include/lustre_net.h +++ b/drivers/staging/lustre/lustre/include/lustre_net.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -270,6 +266,11 @@ /* Macro to hide a typecast. */ #define ptlrpc_req_async_args(req) ((void *)&req->rq_async_args) +struct ptlrpc_replay_async_args { + int praa_old_state; + int praa_old_status; +}; + /** * Structure to single define portal connection. */ @@ -479,8 +480,9 @@ enum rq_phase { RQ_PHASE_BULK = 0xebc0de02, RQ_PHASE_INTERPRET = 0xebc0de03, RQ_PHASE_COMPLETE = 0xebc0de04, - RQ_PHASE_UNREGISTERING = 0xebc0de05, - RQ_PHASE_UNDEFINED = 0xebc0de06 + RQ_PHASE_UNREG_RPC = 0xebc0de05, + RQ_PHASE_UNREG_BULK = 0xebc0de06, + RQ_PHASE_UNDEFINED = 0xebc0de07 }; /** Type of request interpreter call-back */ @@ -1247,22 +1249,103 @@ struct ptlrpc_hpreq_ops { void (*hpreq_fini)(struct ptlrpc_request *); }; -/** - * Represents remote procedure call. - * - * This is a staple structure used by everybody wanting to send a request - * in Lustre. - */ -struct ptlrpc_request { - /* Request type: one of PTL_RPC_MSG_* */ - int rq_type; - /** Result of request processing */ - int rq_status; +struct ptlrpc_cli_req { + /** For bulk requests on client only: bulk descriptor */ + struct ptlrpc_bulk_desc *cr_bulk; + /** optional time limit for send attempts */ + long cr_delay_limit; + /** time request was first queued */ + time_t cr_queued_time; + /** request sent timeval */ + struct timespec64 cr_sent_tv; + /** time for request really sent out */ + time_t cr_sent_out; + /** when req reply unlink must finish. */ + time_t cr_reply_deadline; + /** when req bulk unlink must finish. */ + time_t cr_bulk_deadline; + /** when req unlink must finish. */ + time_t cr_req_deadline; + /** Portal to which this request would be sent */ + short cr_req_ptl; + /** Portal where to wait for reply and where reply would be sent */ + short cr_rep_ptl; + /** request resending number */ + unsigned int cr_resend_nr; + /** What was import generation when this request was sent */ + int cr_imp_gen; + enum lustre_imp_state cr_send_state; + /** Per-request waitq introduced by bug 21938 for recovery waiting */ + wait_queue_head_t cr_set_waitq; + /** Link item for request set lists */ + struct list_head cr_set_chain; + /** link to waited ctx */ + struct list_head cr_ctx_chain; + + /** client's half ctx */ + struct ptlrpc_cli_ctx *cr_cli_ctx; + /** Link back to the request set */ + struct ptlrpc_request_set *cr_set; + /** outgoing request MD handle */ + lnet_handle_md_t cr_req_md_h; + /** request-out callback parameter */ + struct ptlrpc_cb_id cr_req_cbid; + /** incoming reply MD handle */ + lnet_handle_md_t cr_reply_md_h; + wait_queue_head_t cr_reply_waitq; + /** reply callback parameter */ + struct ptlrpc_cb_id cr_reply_cbid; + /** Async completion handler, called when reply is received */ + ptlrpc_interpterer_t cr_reply_interp; + /** Async completion context */ + union ptlrpc_async_args cr_async_args; + /** Opaq data for replay and commit callbacks. */ + void *cr_cb_data; /** - * Linkage item through which this request is included into - * sending/delayed lists on client and into rqbd list on server + * Commit callback, called when request is committed and about to be + * freed. */ - struct list_head rq_list; + void (*cr_commit_cb)(struct ptlrpc_request *); + /** Replay callback, called after request is replayed at recovery */ + void (*cr_replay_cb)(struct ptlrpc_request *); +}; + +/** client request member alias */ +/* NB: these alias should NOT be used by any new code, instead they should + * be removed step by step to avoid potential abuse + */ +#define rq_bulk rq_cli.cr_bulk +#define rq_delay_limit rq_cli.cr_delay_limit +#define rq_queued_time rq_cli.cr_queued_time +#define rq_sent_tv rq_cli.cr_sent_tv +#define rq_real_sent rq_cli.cr_sent_out +#define rq_reply_deadline rq_cli.cr_reply_deadline +#define rq_bulk_deadline rq_cli.cr_bulk_deadline +#define rq_req_deadline rq_cli.cr_req_deadline +#define rq_nr_resend rq_cli.cr_resend_nr +#define rq_request_portal rq_cli.cr_req_ptl +#define rq_reply_portal rq_cli.cr_rep_ptl +#define rq_import_generation rq_cli.cr_imp_gen +#define rq_send_state rq_cli.cr_send_state +#define rq_set_chain rq_cli.cr_set_chain +#define rq_ctx_chain rq_cli.cr_ctx_chain +#define rq_set rq_cli.cr_set +#define rq_set_waitq rq_cli.cr_set_waitq +#define rq_cli_ctx rq_cli.cr_cli_ctx +#define rq_req_md_h rq_cli.cr_req_md_h +#define rq_req_cbid rq_cli.cr_req_cbid +#define rq_reply_md_h rq_cli.cr_reply_md_h +#define rq_reply_waitq rq_cli.cr_reply_waitq +#define rq_reply_cbid rq_cli.cr_reply_cbid +#define rq_interpret_reply rq_cli.cr_reply_interp +#define rq_async_args rq_cli.cr_async_args +#define rq_cb_data rq_cli.cr_cb_data +#define rq_commit_cb rq_cli.cr_commit_cb +#define rq_replay_cb rq_cli.cr_replay_cb + +struct ptlrpc_srv_req { + /** initial thread servicing this request */ + struct ptlrpc_thread *sr_svc_thread; /** * Server side list of incoming unserved requests sorted by arrival * time. Traversed from time to time to notice about to expire @@ -1270,32 +1353,86 @@ struct ptlrpc_request { * know server is alive and well, just very busy to service their * requests in time */ - struct list_head rq_timed_list; - /** server-side history, used for debugging purposes. */ - struct list_head rq_history_list; + struct list_head sr_timed_list; /** server-side per-export list */ - struct list_head rq_exp_list; - /** server-side hp handlers */ - struct ptlrpc_hpreq_ops *rq_ops; - - /** initial thread servicing this request */ - struct ptlrpc_thread *rq_svc_thread; - + struct list_head sr_exp_list; + /** server-side history, used for debuging purposes. */ + struct list_head sr_hist_list; /** history sequence # */ - __u64 rq_history_seq; + __u64 sr_hist_seq; + /** the index of service's srv_at_array into which request is linked */ + time_t sr_at_index; + /** authed uid */ + uid_t sr_auth_uid; + /** authed uid mapped to */ + uid_t sr_auth_mapped_uid; + /** RPC is generated from what part of Lustre */ + enum lustre_sec_part sr_sp_from; + /** request session context */ + struct lu_context sr_ses; /** \addtogroup nrs * @{ */ /** stub for NRS request */ - struct ptlrpc_nrs_request rq_nrq; + struct ptlrpc_nrs_request sr_nrq; /** @} nrs */ - /** the index of service's srv_at_array into which request is linked */ - u32 rq_at_index; + /** request arrival time */ + struct timespec64 sr_arrival_time; + /** server's half ctx */ + struct ptlrpc_svc_ctx *sr_svc_ctx; + /** (server side), pointed directly into req buffer */ + struct ptlrpc_user_desc *sr_user_desc; + /** separated reply state */ + struct ptlrpc_reply_state *sr_reply_state; + /** server-side hp handlers */ + struct ptlrpc_hpreq_ops *sr_ops; + /** incoming request buffer */ + struct ptlrpc_request_buffer_desc *sr_rqbd; +}; + +/** server request member alias */ +/* NB: these alias should NOT be used by any new code, instead they should + * be removed step by step to avoid potential abuse + */ +#define rq_svc_thread rq_srv.sr_svc_thread +#define rq_timed_list rq_srv.sr_timed_list +#define rq_exp_list rq_srv.sr_exp_list +#define rq_history_list rq_srv.sr_hist_list +#define rq_history_seq rq_srv.sr_hist_seq +#define rq_at_index rq_srv.sr_at_index +#define rq_auth_uid rq_srv.sr_auth_uid +#define rq_auth_mapped_uid rq_srv.sr_auth_mapped_uid +#define rq_sp_from rq_srv.sr_sp_from +#define rq_session rq_srv.sr_ses +#define rq_nrq rq_srv.sr_nrq +#define rq_arrival_time rq_srv.sr_arrival_time +#define rq_reply_state rq_srv.sr_reply_state +#define rq_svc_ctx rq_srv.sr_svc_ctx +#define rq_user_desc rq_srv.sr_user_desc +#define rq_ops rq_srv.sr_ops +#define rq_rqbd rq_srv.sr_rqbd + +/** + * Represents remote procedure call. + * + * This is a staple structure used by everybody wanting to send a request + * in Lustre. + */ +struct ptlrpc_request { + /* Request type: one of PTL_RPC_MSG_* */ + int rq_type; + /** Result of request processing */ + int rq_status; + /** + * Linkage item through which this request is included into + * sending/delayed lists on client and into rqbd list on server + */ + struct list_head rq_list; /** Lock to protect request flags and some other important bits, like * rq_list */ spinlock_t rq_lock; - /** client-side flags are serialized by rq_lock */ + /** client-side flags are serialized by rq_lock @{ */ unsigned int rq_intr:1, rq_replied:1, rq_err:1, rq_timedout:1, rq_resend:1, rq_restart:1, /** @@ -1311,18 +1448,15 @@ struct ptlrpc_request { rq_no_resend:1, rq_waiting:1, rq_receiving_reply:1, rq_no_delay:1, rq_net_err:1, rq_wait_ctx:1, rq_early:1, - rq_req_unlink:1, rq_reply_unlink:1, + rq_req_unlinked:1, /* unlinked request buffer from lnet */ + rq_reply_unlinked:1, /* unlinked reply buffer from lnet */ rq_memalloc:1, /* req originated from "kswapd" */ - /* server-side flags */ - rq_packed_final:1, /* packed final reply */ - rq_hp:1, /* high priority RPC */ - rq_at_linked:1, /* link into service's srv_at_array */ - rq_reply_truncate:1, rq_committed:1, - /* whether the "rq_set" is a valid one */ + rq_reply_truncated:1, + /** whether the "rq_set" is a valid one */ rq_invalid_rqset:1, rq_generation_set:1, - /* do not resend request on -EINPROGRESS */ + /** do not resend request on -EINPROGRESS */ rq_no_retry_einprogress:1, /* allow the req to be sent if the import is in recovery * status @@ -1330,20 +1464,24 @@ struct ptlrpc_request { rq_allow_replay:1, /* bulk request, sent to server, but uncommitted */ rq_unstable:1; + /** @} */ - unsigned int rq_nr_resend; - - enum rq_phase rq_phase; /* one of RQ_PHASE_* */ - enum rq_phase rq_next_phase; /* one of RQ_PHASE_* to be used next */ - atomic_t rq_refcount; /* client-side refcount for SENT race, - * server-side refcount for multiple replies - */ - - /** Portal to which this request would be sent */ - short rq_request_portal; /* XXX FIXME bug 249 */ - /** Portal where to wait for reply and where reply would be sent */ - short rq_reply_portal; /* XXX FIXME bug 249 */ + /** server-side flags @{ */ + unsigned int + rq_hp:1, /**< high priority RPC */ + rq_at_linked:1, /**< link into service's srv_at_array */ + rq_packed_final:1; /**< packed final reply */ + /** @} */ + /** one of RQ_PHASE_* */ + enum rq_phase rq_phase; + /** one of RQ_PHASE_* to be used next */ + enum rq_phase rq_next_phase; + /** + * client-side refcount for SENT race, server-side refcount + * for multiple replies + */ + atomic_t rq_refcount; /** * client-side: * !rq_truncate : # reply bytes actually received, @@ -1354,6 +1492,8 @@ struct ptlrpc_request { int rq_reqlen; /** Reply length */ int rq_replen; + /** Pool if request is from preallocated list */ + struct ptlrpc_request_pool *rq_pool; /** Request message - what client sent */ struct lustre_msg *rq_reqmsg; /** Reply message - server response */ @@ -1366,19 +1506,20 @@ struct ptlrpc_request { * List item to for replay list. Not yet committed requests get linked * there. * Also see \a rq_replay comment above. + * It's also link chain on obd_export::exp_req_replay_queue */ struct list_head rq_replay_list; - + /** non-shared members for client & server request*/ + union { + struct ptlrpc_cli_req rq_cli; + struct ptlrpc_srv_req rq_srv; + }; /** * security and encryption data * @{ */ - struct ptlrpc_cli_ctx *rq_cli_ctx; /**< client's half ctx */ - struct ptlrpc_svc_ctx *rq_svc_ctx; /**< server's half ctx */ - struct list_head rq_ctx_chain; /**< link to waited ctx */ - - struct sptlrpc_flavor rq_flvr; /**< for client & server */ - enum lustre_sec_part rq_sp_from; + /** description of flavors for client & server */ + struct sptlrpc_flavor rq_flvr; /* client/server security flags */ unsigned int @@ -1388,7 +1529,6 @@ struct ptlrpc_request { rq_bulk_write:1, /* request bulk write */ /* server authentication flags */ rq_auth_gss:1, /* authenticated by gss */ - rq_auth_remote:1, /* authed as remote user */ rq_auth_usr_root:1, /* authed as root */ rq_auth_usr_mdt:1, /* authed as mdt */ rq_auth_usr_ost:1, /* authed as ost */ @@ -1397,19 +1537,15 @@ struct ptlrpc_request { rq_pack_bulk:1, /* doesn't expect reply FIXME */ rq_no_reply:1, - rq_pill_init:1; /* pill initialized */ - - uid_t rq_auth_uid; /* authed uid */ - uid_t rq_auth_mapped_uid; /* authed uid mapped to */ - - /* (server side), pointed directly into req buffer */ - struct ptlrpc_user_desc *rq_user_desc; - - /* various buffer pointers */ - struct lustre_msg *rq_reqbuf; /* req wrapper */ - char *rq_repbuf; /* rep buffer */ - struct lustre_msg *rq_repdata; /* rep wrapper msg */ - struct lustre_msg *rq_clrbuf; /* only in priv mode */ + rq_pill_init:1, /* pill initialized */ + rq_srv_req:1; /* server request */ + + /** various buffer pointers */ + struct lustre_msg *rq_reqbuf; /**< req wrapper */ + char *rq_repbuf; /**< rep buffer */ + struct lustre_msg *rq_repdata; /**< rep wrapper msg */ + /** only in priv mode */ + struct lustre_msg *rq_clrbuf; int rq_reqbuf_len; /* req wrapper buf len */ int rq_reqdata_len; /* req wrapper msg len */ int rq_repbuf_len; /* rep buffer len */ @@ -1426,97 +1562,28 @@ struct ptlrpc_request { __u32 rq_req_swab_mask; __u32 rq_rep_swab_mask; - /** What was import generation when this request was sent */ - int rq_import_generation; - enum lustre_imp_state rq_send_state; - /** how many early replies (for stats) */ int rq_early_count; - /** client+server request */ - lnet_handle_md_t rq_req_md_h; - struct ptlrpc_cb_id rq_req_cbid; - /** optional time limit for send attempts */ - long rq_delay_limit; - /** time request was first queued */ - unsigned long rq_queued_time; - - /* server-side... */ - /** request arrival time */ - struct timespec64 rq_arrival_time; - /** separated reply state */ - struct ptlrpc_reply_state *rq_reply_state; - /** incoming request buffer */ - struct ptlrpc_request_buffer_desc *rq_rqbd; - - /** client-only incoming reply */ - lnet_handle_md_t rq_reply_md_h; - wait_queue_head_t rq_reply_waitq; - struct ptlrpc_cb_id rq_reply_cbid; - + /** Server-side, export on which request was received */ + struct obd_export *rq_export; + /** import where request is being sent */ + struct obd_import *rq_import; /** our LNet NID */ lnet_nid_t rq_self; /** Peer description (the other side) */ lnet_process_id_t rq_peer; - /** Server-side, export on which request was received */ - struct obd_export *rq_export; - /** Client side, import where request is being sent */ - struct obd_import *rq_import; - - /** Replay callback, called after request is replayed at recovery */ - void (*rq_replay_cb)(struct ptlrpc_request *); /** - * Commit callback, called when request is committed and about to be - * freed. + * service time estimate (secs) + * If the request is not served by this time, it is marked as timed out. */ - void (*rq_commit_cb)(struct ptlrpc_request *); - /** Opaq data for replay and commit callbacks. */ - void *rq_cb_data; - - /** For bulk requests on client only: bulk descriptor */ - struct ptlrpc_bulk_desc *rq_bulk; - - /** client outgoing req */ + int rq_timeout; /** * when request/reply sent (secs), or time when request should be sent */ time64_t rq_sent; - /** time for request really sent out */ - time64_t rq_real_sent; - - /** when request must finish. volatile - * so that servers' early reply updates to the deadline aren't - * kept in per-cpu cache - */ - volatile time64_t rq_deadline; - /** when req reply unlink must finish. */ - time64_t rq_reply_deadline; - /** when req bulk unlink must finish. */ - time64_t rq_bulk_deadline; - /** - * service time estimate (secs) - * If the requestsis not served by this time, it is marked as timed out. - */ - int rq_timeout; - - /** Multi-rpc bits */ - /** Per-request waitq introduced by bug 21938 for recovery waiting */ - wait_queue_head_t rq_set_waitq; - /** Link item for request set lists */ - struct list_head rq_set_chain; - /** Link back to the request set */ - struct ptlrpc_request_set *rq_set; - /** Async completion handler, called when reply is received */ - ptlrpc_interpterer_t rq_interpret_reply; - /** Async completion context */ - union ptlrpc_async_args rq_async_args; - - /** Pool if request is from preallocated list */ - struct ptlrpc_request_pool *rq_pool; - - struct lu_context rq_session; - struct lu_context rq_recov_session; - + /** when request must finish. */ + time64_t rq_deadline; /** request format description */ struct req_capsule rq_pill; }; @@ -1629,8 +1696,10 @@ ptlrpc_phase2str(enum rq_phase phase) return "Interpret"; case RQ_PHASE_COMPLETE: return "Complete"; - case RQ_PHASE_UNREGISTERING: - return "Unregistering"; + case RQ_PHASE_UNREG_RPC: + return "UnregRPC"; + case RQ_PHASE_UNREG_BULK: + return "UnregBULK"; default: return "?Phase?"; } @@ -1657,7 +1726,7 @@ ptlrpc_rqphase2str(struct ptlrpc_request *req) #define DEBUG_REQ_FLAGS(req) \ ptlrpc_rqphase2str(req), \ FLAG(req->rq_intr, "I"), FLAG(req->rq_replied, "R"), \ - FLAG(req->rq_err, "E"), \ + FLAG(req->rq_err, "E"), FLAG(req->rq_net_err, "e"), \ FLAG(req->rq_timedout, "X") /* eXpired */, FLAG(req->rq_resend, "S"), \ FLAG(req->rq_restart, "T"), FLAG(req->rq_replay, "P"), \ FLAG(req->rq_no_resend, "N"), \ @@ -1665,7 +1734,7 @@ ptlrpc_rqphase2str(struct ptlrpc_request *req) FLAG(req->rq_wait_ctx, "C"), FLAG(req->rq_hp, "H"), \ FLAG(req->rq_committed, "M") -#define REQ_FLAGS_FMT "%s:%s%s%s%s%s%s%s%s%s%s%s%s" +#define REQ_FLAGS_FMT "%s:%s%s%s%s%s%s%s%s%s%s%s%s%s" void _debug_req(struct ptlrpc_request *req, struct libcfs_debug_msg_data *data, const char *fmt, ...) @@ -2316,8 +2385,7 @@ static inline int ptlrpc_client_bulk_active(struct ptlrpc_request *req) desc = req->rq_bulk; - if (OBD_FAIL_CHECK(OBD_FAIL_PTLRPC_LONG_BULK_UNLINK) && - req->rq_bulk_deadline > ktime_get_real_seconds()) + if (req->rq_bulk_deadline > ktime_get_real_seconds()) return 1; if (!desc) @@ -2664,13 +2732,20 @@ ptlrpc_rqphase_move(struct ptlrpc_request *req, enum rq_phase new_phase) if (req->rq_phase == new_phase) return; - if (new_phase == RQ_PHASE_UNREGISTERING) { + if (new_phase == RQ_PHASE_UNREG_RPC || + new_phase == RQ_PHASE_UNREG_BULK) { + /* No embedded unregistering phases */ + if (req->rq_phase == RQ_PHASE_UNREG_RPC || + req->rq_phase == RQ_PHASE_UNREG_BULK) + return; + req->rq_next_phase = req->rq_phase; if (req->rq_import) atomic_inc(&req->rq_import->imp_unregistering); } - if (req->rq_phase == RQ_PHASE_UNREGISTERING) { + if (req->rq_phase == RQ_PHASE_UNREG_RPC || + req->rq_phase == RQ_PHASE_UNREG_BULK) { if (req->rq_import) atomic_dec(&req->rq_import->imp_unregistering); } @@ -2687,9 +2762,6 @@ ptlrpc_rqphase_move(struct ptlrpc_request *req, enum rq_phase new_phase) static inline int ptlrpc_client_early(struct ptlrpc_request *req) { - if (OBD_FAIL_CHECK(OBD_FAIL_PTLRPC_LONG_REPL_UNLINK) && - req->rq_reply_deadline > ktime_get_real_seconds()) - return 0; return req->rq_early; } @@ -2699,8 +2771,7 @@ ptlrpc_client_early(struct ptlrpc_request *req) static inline int ptlrpc_client_replied(struct ptlrpc_request *req) { - if (OBD_FAIL_CHECK(OBD_FAIL_PTLRPC_LONG_REPL_UNLINK) && - req->rq_reply_deadline > ktime_get_real_seconds()) + if (req->rq_reply_deadline > ktime_get_real_seconds()) return 0; return req->rq_replied; } @@ -2709,8 +2780,7 @@ ptlrpc_client_replied(struct ptlrpc_request *req) static inline int ptlrpc_client_recv(struct ptlrpc_request *req) { - if (OBD_FAIL_CHECK(OBD_FAIL_PTLRPC_LONG_REPL_UNLINK) && - req->rq_reply_deadline > ktime_get_real_seconds()) + if (req->rq_reply_deadline > ktime_get_real_seconds()) return 1; return req->rq_receiving_reply; } @@ -2721,13 +2791,16 @@ ptlrpc_client_recv_or_unlink(struct ptlrpc_request *req) int rc; spin_lock(&req->rq_lock); - if (OBD_FAIL_CHECK(OBD_FAIL_PTLRPC_LONG_REPL_UNLINK) && - req->rq_reply_deadline > ktime_get_real_seconds()) { + if (req->rq_reply_deadline > ktime_get_real_seconds()) { + spin_unlock(&req->rq_lock); + return 1; + } + if (req->rq_req_deadline > ktime_get_real_seconds()) { spin_unlock(&req->rq_lock); return 1; } - rc = req->rq_receiving_reply; - rc = rc || req->rq_req_unlink || req->rq_reply_unlink; + rc = !req->rq_req_unlinked || !req->rq_reply_unlinked || + req->rq_receiving_reply; spin_unlock(&req->rq_lock); return rc; } diff --git a/drivers/staging/lustre/lustre/include/lustre_param.h b/drivers/staging/lustre/lustre/include/lustre_param.h index a42cf90c1cd8..82aadd32c2b8 100644 --- a/drivers/staging/lustre/lustre/include/lustre_param.h +++ b/drivers/staging/lustre/lustre/include/lustre_param.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/lustre_req_layout.h b/drivers/staging/lustre/lustre/include/lustre_req_layout.h index 0aac4391ea16..544a43c862b9 100644 --- a/drivers/staging/lustre/lustre/include/lustre_req_layout.h +++ b/drivers/staging/lustre/lustre/include/lustre_req_layout.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -164,7 +160,7 @@ extern struct req_format RQF_MDS_IS_SUBDIR; extern struct req_format RQF_MDS_DONE_WRITING; extern struct req_format RQF_MDS_REINT; extern struct req_format RQF_MDS_REINT_CREATE; -extern struct req_format RQF_MDS_REINT_CREATE_RMT_ACL; +extern struct req_format RQF_MDS_REINT_CREATE_ACL; extern struct req_format RQF_MDS_REINT_CREATE_SLAVE; extern struct req_format RQF_MDS_REINT_CREATE_SYM; extern struct req_format RQF_MDS_REINT_OPEN; diff --git a/drivers/staging/lustre/lustre/include/lustre_sec.h b/drivers/staging/lustre/lustre/include/lustre_sec.h index 01b4e6726a68..90c183424802 100644 --- a/drivers/staging/lustre/lustre/include/lustre_sec.h +++ b/drivers/staging/lustre/lustre/include/lustre_sec.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -221,13 +217,13 @@ enum sptlrpc_bulk_service { #define SPTLRPC_FLVR_DEFAULT SPTLRPC_FLVR_NULL -#define SPTLRPC_FLVR_INVALID ((__u32) 0xFFFFFFFF) -#define SPTLRPC_FLVR_ANY ((__u32) 0xFFF00000) +#define SPTLRPC_FLVR_INVALID ((__u32)0xFFFFFFFF) +#define SPTLRPC_FLVR_ANY ((__u32)0xFFF00000) /** * extract the useful part from wire flavor */ -#define WIRE_FLVR(wflvr) (((__u32) (wflvr)) & 0x000FFFFF) +#define WIRE_FLVR(wflvr) (((__u32)(wflvr)) & 0x000FFFFF) /** @} flavor */ diff --git a/drivers/staging/lustre/lustre/include/obd.h b/drivers/staging/lustre/lustre/include/obd.h index 2d926e0ee647..a1bc2c478ff9 100644 --- a/drivers/staging/lustre/lustre/include/obd.h +++ b/drivers/staging/lustre/lustre/include/obd.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -232,6 +228,12 @@ enum { #define MDC_MAX_RIF_DEFAULT 8 #define MDC_MAX_RIF_MAX 512 +enum obd_cl_sem_lock_class { + OBD_CLI_SEM_NORMAL, + OBD_CLI_SEM_MGC, + OBD_CLI_SEM_MDCOSC, +}; + struct mdc_rpc_lock; struct obd_import; struct client_obd { @@ -419,7 +421,7 @@ struct lov_obd { enum lustre_sec_part lov_sp_me; /* Cached LRU and unstable data from upper layer */ - void *lov_cache; + struct cl_client_cache *lov_cache; struct rw_semaphore lov_notify_lock; @@ -1119,9 +1121,6 @@ struct md_ops { ldlm_policy_data_t *, enum ldlm_mode, enum ldlm_cancel_flags flags, void *opaque); - int (*get_remote_perm)(struct obd_export *, const struct lu_fid *, - __u32, struct ptlrpc_request **); - int (*intent_getattr_async)(struct obd_export *, struct md_enqueue_info *, struct ldlm_enqueue_info *); diff --git a/drivers/staging/lustre/lustre/include/obd_cksum.h b/drivers/staging/lustre/lustre/include/obd_cksum.h index f6c18df906a8..a8a81e662a56 100644 --- a/drivers/staging/lustre/lustre/include/obd_cksum.h +++ b/drivers/staging/lustre/lustre/include/obd_cksum.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/include/obd_class.h b/drivers/staging/lustre/lustre/include/obd_class.h index 32863bcb30b9..6482a937000b 100644 --- a/drivers/staging/lustre/lustre/include/obd_class.h +++ b/drivers/staging/lustre/lustre/include/obd_class.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -1654,16 +1650,6 @@ static inline int md_init_ea_size(struct obd_export *exp, int easize, cookiesize, def_cookiesize); } -static inline int md_get_remote_perm(struct obd_export *exp, - const struct lu_fid *fid, __u32 suppgid, - struct ptlrpc_request **request) -{ - EXP_CHECK_MD_OP(exp, get_remote_perm); - EXP_MD_COUNTER_INCREMENT(exp, get_remote_perm); - return MDP(exp->exp_obd, get_remote_perm)(exp, fid, suppgid, - request); -} - static inline int md_intent_getattr_async(struct obd_export *exp, struct md_enqueue_info *minfo, struct ldlm_enqueue_info *einfo) diff --git a/drivers/staging/lustre/lustre/include/obd_support.h b/drivers/staging/lustre/lustre/include/obd_support.h index 60034d39b00d..845e64a56c21 100644 --- a/drivers/staging/lustre/lustre/include/obd_support.h +++ b/drivers/staging/lustre/lustre/include/obd_support.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -368,6 +364,9 @@ extern char obd_jobid_var[]; #define OBD_FAIL_PTLRPC_CLIENT_BULK_CB2 0x515 #define OBD_FAIL_PTLRPC_DELAY_IMP_FULL 0x516 #define OBD_FAIL_PTLRPC_CANCEL_RESEND 0x517 +#define OBD_FAIL_PTLRPC_DROP_BULK 0x51a +#define OBD_FAIL_PTLRPC_LONG_REQ_UNLINK 0x51b +#define OBD_FAIL_PTLRPC_LONG_BOTH_UNLINK 0x51c #define OBD_FAIL_OBD_PING_NET 0x600 #define OBD_FAIL_OBD_LOG_CANCEL_NET 0x601 diff --git a/drivers/staging/lustre/lustre/ldlm/interval_tree.c b/drivers/staging/lustre/lustre/ldlm/interval_tree.c index 323060626fdf..f4a70ebddeaf 100644 --- a/drivers/staging/lustre/lustre/ldlm/interval_tree.c +++ b/drivers/staging/lustre/lustre/ldlm/interval_tree.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/ldlm/l_lock.c b/drivers/staging/lustre/lustre/ldlm/l_lock.c index 621323f6ee60..ea8840cb9056 100644 --- a/drivers/staging/lustre/lustre/ldlm/l_lock.c +++ b/drivers/staging/lustre/lustre/ldlm/l_lock.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_extent.c b/drivers/staging/lustre/lustre/ldlm/ldlm_extent.c index cf1f1783632f..f5023d9b78f5 100644 --- a/drivers/staging/lustre/lustre/ldlm/ldlm_extent.c +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_extent.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_flock.c b/drivers/staging/lustre/lustre/ldlm/ldlm_flock.c index 349bfcc9b331..d6b61bc39135 100644 --- a/drivers/staging/lustre/lustre/ldlm/ldlm_flock.c +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_flock.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -259,14 +255,13 @@ reprocess: * overflow and underflow. */ if ((new->l_policy_data.l_flock.start > - (lock->l_policy_data.l_flock.end + 1)) - && (lock->l_policy_data.l_flock.end != - OBD_OBJECT_EOF)) + (lock->l_policy_data.l_flock.end + 1)) && + (lock->l_policy_data.l_flock.end != OBD_OBJECT_EOF)) continue; if ((new->l_policy_data.l_flock.end < - (lock->l_policy_data.l_flock.start - 1)) - && (lock->l_policy_data.l_flock.start != 0)) + (lock->l_policy_data.l_flock.start - 1)) && + (lock->l_policy_data.l_flock.start != 0)) break; if (new->l_policy_data.l_flock.start < diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_inodebits.c b/drivers/staging/lustre/lustre/ldlm/ldlm_inodebits.c index b1bed1e17d32..79f4e6fa193e 100644 --- a/drivers/staging/lustre/lustre/ldlm/ldlm_inodebits.c +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_inodebits.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_internal.h b/drivers/staging/lustre/lustre/ldlm/ldlm_internal.h index 32f227f37799..e4cf65d2d3b1 100644 --- a/drivers/staging/lustre/lustre/ldlm/ldlm_internal.h +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_internal.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_lib.c b/drivers/staging/lustre/lustre/ldlm/ldlm_lib.c index b4ffbe2fc4ed..7c832aae7d5e 100644 --- a/drivers/staging/lustre/lustre/ldlm/ldlm_lib.c +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_lib.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -345,7 +341,8 @@ int client_obd_setup(struct obd_device *obddev, struct lustre_cfg *lcfg) * Set cl_chksum* to CRC32 for now to avoid returning screwed info * through procfs. */ - cli->cl_cksum_type = cli->cl_supp_cksum_types = OBD_CKSUM_CRC32; + cli->cl_cksum_type = OBD_CKSUM_CRC32; + cli->cl_supp_cksum_types = OBD_CKSUM_CRC32; atomic_set(&cli->cl_resends, OSC_DEFAULT_RESENDS); /* This value may be reduced at connect time in diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c b/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c index bff94ea12d6f..a5993f745ebe 100644 --- a/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -662,7 +658,7 @@ static void ldlm_add_ast_work_item(struct ldlm_lock *lock, * r/w reference type is determined by \a mode * Calls ldlm_lock_addref_internal. */ -void ldlm_lock_addref(struct lustre_handle *lockh, __u32 mode) +void ldlm_lock_addref(const struct lustre_handle *lockh, __u32 mode) { struct ldlm_lock *lock; @@ -704,7 +700,7 @@ void ldlm_lock_addref_internal_nolock(struct ldlm_lock *lock, __u32 mode) * * \retval -EAGAIN lock is being canceled. */ -int ldlm_lock_addref_try(struct lustre_handle *lockh, __u32 mode) +int ldlm_lock_addref_try(const struct lustre_handle *lockh, __u32 mode) { struct ldlm_lock *lock; int result; @@ -836,7 +832,7 @@ void ldlm_lock_decref_internal(struct ldlm_lock *lock, __u32 mode) /** * Decrease reader/writer refcount for LDLM lock with handle \a lockh */ -void ldlm_lock_decref(struct lustre_handle *lockh, __u32 mode) +void ldlm_lock_decref(const struct lustre_handle *lockh, __u32 mode) { struct ldlm_lock *lock = __ldlm_handle2lock(lockh, 0); @@ -853,7 +849,7 @@ EXPORT_SYMBOL(ldlm_lock_decref); * * Typical usage is for GROUP locks which we cannot allow to be cached. */ -void ldlm_lock_decref_and_cancel(struct lustre_handle *lockh, __u32 mode) +void ldlm_lock_decref_and_cancel(const struct lustre_handle *lockh, __u32 mode) { struct ldlm_lock *lock = __ldlm_handle2lock(lockh, 0); @@ -1322,7 +1318,7 @@ enum ldlm_mode ldlm_lock_match(struct ldlm_namespace *ns, __u64 flags, } EXPORT_SYMBOL(ldlm_lock_match); -enum ldlm_mode ldlm_revalidate_lock_handle(struct lustre_handle *lockh, +enum ldlm_mode ldlm_revalidate_lock_handle(const struct lustre_handle *lockh, __u64 *bits) { struct ldlm_lock *lock; @@ -1444,7 +1440,7 @@ int ldlm_fill_lvb(struct ldlm_lock *lock, struct req_capsule *pill, memcpy(data, lvb, size); break; default: - LDLM_ERROR(lock, "Unknown LVB type: %d\n", lock->l_lvb_type); + LDLM_ERROR(lock, "Unknown LVB type: %d", lock->l_lvb_type); dump_stack(); return -EINVAL; } @@ -1853,7 +1849,7 @@ EXPORT_SYMBOL(ldlm_lock_cancel); /** * Set opaque data into the lock that only makes sense to upper layer. */ -int ldlm_lock_set_data(struct lustre_handle *lockh, void *data) +int ldlm_lock_set_data(const struct lustre_handle *lockh, void *data) { struct ldlm_lock *lock = ldlm_handle2lock(lockh); int rc = -EINVAL; @@ -1879,7 +1875,7 @@ struct export_cl_data { * * Used when printing all locks on a resource for debug purposes. */ -void ldlm_lock_dump_handle(int level, struct lustre_handle *lockh) +void ldlm_lock_dump_handle(int level, const struct lustre_handle *lockh) { struct ldlm_lock *lock; diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_lockd.c b/drivers/staging/lustre/lustre/ldlm/ldlm_lockd.c index ab739f079a48..821939ff2e6b 100644 --- a/drivers/staging/lustre/lustre/ldlm/ldlm_lockd.c +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_lockd.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -503,7 +499,7 @@ static int ldlm_handle_setinfo(struct ptlrpc_request *req) static inline void ldlm_callback_errmsg(struct ptlrpc_request *req, const char *msg, int rc, - struct lustre_handle *handle) + const struct lustre_handle *handle) { DEBUG_REQ((req->rq_no_reply || rc) ? D_WARNING : D_DLMTRACE, req, "%s: [nid %s] [rc %d] [lock %#llx]", @@ -641,7 +637,8 @@ static int ldlm_callback_handler(struct ptlrpc_request *req) */ if ((ldlm_is_canceling(lock) && ldlm_is_bl_done(lock)) || ldlm_is_failed(lock)) { - LDLM_DEBUG(lock, "callback on lock %#llx - lock disappeared\n", + LDLM_DEBUG(lock, + "callback on lock %#llx - lock disappeared", dlm_req->lock_handle[0].cookie); unlock_res_and_lock(lock); LDLM_LOCK_RELEASE(lock); @@ -1011,9 +1008,11 @@ static int ldlm_setup(void) blp->blp_min_threads = LDLM_NTHRS_INIT; blp->blp_max_threads = LDLM_NTHRS_MAX; } else { - blp->blp_min_threads = blp->blp_max_threads = - min_t(int, LDLM_NTHRS_MAX, max_t(int, LDLM_NTHRS_INIT, - ldlm_num_threads)); + blp->blp_min_threads = min_t(int, LDLM_NTHRS_MAX, + max_t(int, LDLM_NTHRS_INIT, + ldlm_num_threads)); + + blp->blp_max_threads = blp->blp_min_threads; } for (i = 0; i < blp->blp_min_threads; i++) { diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_plain.c b/drivers/staging/lustre/lustre/ldlm/ldlm_plain.c index 0c1965ddabb9..0aed39c46154 100644 --- a/drivers/staging/lustre/lustre/ldlm/ldlm_plain.c +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_plain.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_pool.c b/drivers/staging/lustre/lustre/ldlm/ldlm_pool.c index b913ba9cf97c..657ed4012776 100644 --- a/drivers/staging/lustre/lustre/ldlm/ldlm_pool.c +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_pool.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_request.c b/drivers/staging/lustre/lustre/ldlm/ldlm_request.c index 107314e284a0..af487f9937f4 100644 --- a/drivers/staging/lustre/lustre/ldlm/ldlm_request.c +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_request.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -340,7 +336,7 @@ int ldlm_cli_enqueue_fini(struct obd_export *exp, struct ptlrpc_request *req, enum ldlm_type type, __u8 with_policy, enum ldlm_mode mode, __u64 *flags, void *lvb, __u32 lvb_len, - struct lustre_handle *lockh, int rc) + const struct lustre_handle *lockh, int rc) { struct ldlm_namespace *ns = exp->exp_obd->obd_namespace; int is_replay = *flags & LDLM_FL_REPLAY; @@ -715,7 +711,7 @@ int ldlm_cli_enqueue(struct obd_export *exp, struct ptlrpc_request **reqp, lock->l_req_extent = policy->l_extent; } - LDLM_DEBUG(lock, "client-side enqueue START, flags %llx\n", + LDLM_DEBUG(lock, "client-side enqueue START, flags %llx", *flags); } @@ -1027,7 +1023,7 @@ EXPORT_SYMBOL(ldlm_cli_update_pool); * * Lock must not have any readers or writers by this time. */ -int ldlm_cli_cancel(struct lustre_handle *lockh, +int ldlm_cli_cancel(const struct lustre_handle *lockh, enum ldlm_cancel_flags cancel_flags) { struct obd_export *exp; diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_resource.c b/drivers/staging/lustre/lustre/ldlm/ldlm_resource.c index e99c89c34cd0..51a28d96af39 100644 --- a/drivers/staging/lustre/lustre/ldlm/ldlm_resource.c +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_resource.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -1279,7 +1275,7 @@ void ldlm_resource_add_lock(struct ldlm_resource *res, struct list_head *head, { check_res_locked(res); - LDLM_DEBUG(lock, "About to add this lock:\n"); + LDLM_DEBUG(lock, "About to add this lock:"); if (ldlm_is_destroyed(lock)) { CDEBUG(D_OTHER, "Lock destroyed, not adding to resource\n"); diff --git a/drivers/staging/lustre/lustre/llite/Makefile b/drivers/staging/lustre/lustre/llite/Makefile index 2ce10ff01b80..2cbb1b80bd41 100644 --- a/drivers/staging/lustre/lustre/llite/Makefile +++ b/drivers/staging/lustre/lustre/llite/Makefile @@ -1,11 +1,7 @@ obj-$(CONFIG_LUSTRE_FS) += lustre.o -obj-$(CONFIG_LUSTRE_LLITE_LLOOP) += llite_lloop.o lustre-y := dcache.o dir.o file.o llite_close.o llite_lib.o llite_nfs.o \ rw.o namei.o symlink.o llite_mmap.o \ - xattr.o xattr_cache.o remote_perm.o llite_rmtacl.o \ - rw26.o super25.o statahead.o \ + xattr.o xattr_cache.o rw26.o super25.o statahead.o \ glimpse.o lcommon_cl.o lcommon_misc.o \ vvp_dev.o vvp_page.o vvp_lock.o vvp_io.o vvp_object.o vvp_req.o \ lproc_llite.o - -llite_lloop-y := lloop.o diff --git a/drivers/staging/lustre/lustre/llite/dcache.c b/drivers/staging/lustre/lustre/llite/dcache.c index 1b6f82a1a435..581a63a0a63e 100644 --- a/drivers/staging/lustre/lustre/llite/dcache.c +++ b/drivers/staging/lustre/lustre/llite/dcache.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -206,27 +202,27 @@ int ll_d_init(struct dentry *de) void ll_intent_drop_lock(struct lookup_intent *it) { - if (it->it_op && it->d.lustre.it_lock_mode) { + if (it->it_op && it->it_lock_mode) { struct lustre_handle handle; - handle.cookie = it->d.lustre.it_lock_handle; + handle.cookie = it->it_lock_handle; CDEBUG(D_DLMTRACE, "releasing lock with cookie %#llx from it %p\n", handle.cookie, it); - ldlm_lock_decref(&handle, it->d.lustre.it_lock_mode); + ldlm_lock_decref(&handle, it->it_lock_mode); /* bug 494: intent_release may be called multiple times, from * this thread and we don't want to double-decref this lock */ - it->d.lustre.it_lock_mode = 0; - if (it->d.lustre.it_remote_lock_mode != 0) { - handle.cookie = it->d.lustre.it_remote_lock_handle; + it->it_lock_mode = 0; + if (it->it_remote_lock_mode != 0) { + handle.cookie = it->it_remote_lock_handle; CDEBUG(D_DLMTRACE, "releasing remote lock with cookie%#llx from it %p\n", handle.cookie, it); ldlm_lock_decref(&handle, - it->d.lustre.it_remote_lock_mode); - it->d.lustre.it_remote_lock_mode = 0; + it->it_remote_lock_mode); + it->it_remote_lock_mode = 0; } } } @@ -237,13 +233,13 @@ void ll_intent_release(struct lookup_intent *it) ll_intent_drop_lock(it); /* We are still holding extra reference on a request, need to free it */ if (it_disposition(it, DISP_ENQ_OPEN_REF)) - ptlrpc_req_finished(it->d.lustre.it_data); /* ll_file_open */ + ptlrpc_req_finished(it->it_request); /* ll_file_open */ if (it_disposition(it, DISP_ENQ_CREATE_REF)) /* create rec */ - ptlrpc_req_finished(it->d.lustre.it_data); + ptlrpc_req_finished(it->it_request); - it->d.lustre.it_disposition = 0; - it->d.lustre.it_data = NULL; + it->it_disposition = 0; + it->it_request = NULL; } void ll_invalidate_aliases(struct inode *inode) @@ -253,7 +249,7 @@ void ll_invalidate_aliases(struct inode *inode) CDEBUG(D_INODE, "marking dentries for ino "DFID"(%p) invalid\n", PFID(ll_inode2fid(inode)), inode); - ll_lock_dcache(inode); + spin_lock(&inode->i_lock); hlist_for_each_entry(dentry, &inode->i_dentry, d_u.d_alias) { CDEBUG(D_DENTRY, "dentry in drop %pd (%p) parent %p inode %p flags %d\n", dentry, dentry, dentry->d_parent, @@ -261,7 +257,7 @@ void ll_invalidate_aliases(struct inode *inode) d_lustre_invalidate(dentry, 0); } - ll_unlock_dcache(inode); + spin_unlock(&inode->i_lock); } int ll_revalidate_it_finish(struct ptlrpc_request *request, @@ -283,7 +279,7 @@ int ll_revalidate_it_finish(struct ptlrpc_request *request, void ll_lookup_finish_locks(struct lookup_intent *it, struct inode *inode) { - if (it->d.lustre.it_lock_mode && inode) { + if (it->it_lock_mode && inode) { struct ll_sb_info *sbi = ll_i2sbi(inode); CDEBUG(D_DLMTRACE, "setting l_data to inode "DFID"(%p)\n", @@ -306,6 +302,17 @@ static int ll_revalidate_dentry(struct dentry *dentry, { struct inode *dir = d_inode(dentry->d_parent); + /* If this is intermediate component path lookup and we were able to get + * to this dentry, then its lock has not been revoked and the + * path component is valid. + */ + if (lookup_flags & LOOKUP_PARENT) + return 1; + + /* Symlink - always valid as long as the dentry was found */ + if (dentry->d_inode && S_ISLNK(dentry->d_inode->i_mode)) + return 1; + /* * if open&create is set, talk to MDS to make sure file is created if * necessary, because we can't do this in ->open() later since that's diff --git a/drivers/staging/lustre/lustre/llite/dir.c b/drivers/staging/lustre/lustre/llite/dir.c index 4b00d1ac84fb..5b381779c827 100644 --- a/drivers/staging/lustre/lustre/llite/dir.c +++ b/drivers/staging/lustre/lustre/llite/dir.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -366,7 +362,7 @@ struct page *ll_get_dir_page(struct inode *dir, __u64 hash, ll_finish_md_op_data(op_data); - request = (struct ptlrpc_request *)it.d.lustre.it_data; + request = (struct ptlrpc_request *)it.it_request; if (request) ptlrpc_req_finished(request); if (rc < 0) { @@ -378,7 +374,7 @@ struct page *ll_get_dir_page(struct inode *dir, __u64 hash, CDEBUG(D_INODE, "setting lr_lvb_inode to inode "DFID"(%p)\n", PFID(ll_inode2fid(dir)), dir); md_set_lock_data(ll_i2sbi(dir)->ll_md_exp, - &it.d.lustre.it_lock_handle, dir, NULL); + &it.it_lock_handle, dir, NULL); } else { /* for cross-ref object, l_ast_data of the lock may not be set, * we reset it here @@ -1076,17 +1072,11 @@ static int copy_and_ioctl(int cmd, struct obd_export *exp, void *copy; int rc; - copy = kzalloc(size, GFP_NOFS); - if (!copy) - return -ENOMEM; - - if (copy_from_user(copy, data, size)) { - rc = -EFAULT; - goto out; - } + copy = memdup_user(data, size); + if (IS_ERR(copy)) + return PTR_ERR(copy); rc = obd_iocontrol(cmd, exp, size, copy, NULL); -out: kfree(copy); return rc; @@ -1107,8 +1097,7 @@ static int quotactl_ioctl(struct ll_sb_info *sbi, struct if_quotactl *qctl) case Q_QUOTAOFF: case Q_SETQUOTA: case Q_SETINFO: - if (!capable(CFS_CAP_SYS_ADMIN) || - sbi->ll_flags & LL_SBI_RMT_CLIENT) + if (!capable(CFS_CAP_SYS_ADMIN)) return -EPERM; break; case Q_GETQUOTA: @@ -1116,8 +1105,7 @@ static int quotactl_ioctl(struct ll_sb_info *sbi, struct if_quotactl *qctl) !uid_eq(current_euid(), make_kuid(&init_user_ns, id))) || (type == GRPQUOTA && !in_egroup_p(make_kgid(&init_user_ns, id)))) && - (!capable(CFS_CAP_SYS_ADMIN) || - sbi->ll_flags & LL_SBI_RMT_CLIENT)) + !capable(CFS_CAP_SYS_ADMIN)) return -EPERM; break; case Q_GETINFO: @@ -1128,9 +1116,6 @@ static int quotactl_ioctl(struct ll_sb_info *sbi, struct if_quotactl *qctl) } if (valid != QC_GENERAL) { - if (sbi->ll_flags & LL_SBI_RMT_CLIENT) - return -EOPNOTSUPP; - if (cmd == Q_GETINFO) qctl->qc_cmd = Q_GETOINFO; else if (cmd == Q_GETQUOTA) @@ -1538,7 +1523,9 @@ skip_lmm: st.st_atime = body->atime; st.st_mtime = body->mtime; st.st_ctime = body->ctime; - st.st_ino = inode->i_ino; + st.st_ino = cl_fid_build_ino(&body->fid1, + sbi->ll_flags & + LL_SBI_32BIT_API); lmdp = (struct lov_user_mds_data __user *)arg; if (copy_to_user(&lmdp->lmd_st, &st, sizeof(st))) { @@ -1631,8 +1618,7 @@ free_lmm: struct obd_quotactl *oqctl; int error = 0; - if (!capable(CFS_CAP_SYS_ADMIN) || - sbi->ll_flags & LL_SBI_RMT_CLIENT) + if (!capable(CFS_CAP_SYS_ADMIN)) return -EPERM; oqctl = kzalloc(sizeof(*oqctl), GFP_NOFS); @@ -1655,8 +1641,7 @@ free_lmm: case OBD_IOC_POLL_QUOTACHECK: { struct if_quotacheck *check; - if (!capable(CFS_CAP_SYS_ADMIN) || - sbi->ll_flags & LL_SBI_RMT_CLIENT) + if (!capable(CFS_CAP_SYS_ADMIN)) return -EPERM; check = kzalloc(sizeof(*check), GFP_NOFS); @@ -1713,20 +1698,6 @@ out_quotactl: return ll_get_obd_name(inode, cmd, arg); case LL_IOC_FLUSHCTX: return ll_flush_ctx(inode); -#ifdef CONFIG_FS_POSIX_ACL - case LL_IOC_RMTACL: { - if (sbi->ll_flags & LL_SBI_RMT_CLIENT && is_root_inode(inode)) { - struct ll_file_data *fd = LUSTRE_FPRIVATE(file); - - rc = rct_add(&sbi->ll_rct, current_pid(), arg); - if (!rc) - fd->fd_flags |= LL_FILE_RMTACL; - return rc; - } else { - return 0; - } - } -#endif case LL_IOC_GETOBDCOUNT: { int count, vallen; struct obd_export *exp; diff --git a/drivers/staging/lustre/lustre/llite/file.c b/drivers/staging/lustre/lustre/llite/file.c index f47f2acaf90c..57281b9e31ff 100644 --- a/drivers/staging/lustre/lustre/llite/file.c +++ b/drivers/staging/lustre/lustre/llite/file.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -348,18 +344,6 @@ int ll_file_release(struct inode *inode, struct file *file) CDEBUG(D_VFSTRACE, "VFS Op:inode="DFID"(%p)\n", PFID(ll_inode2fid(inode)), inode); -#ifdef CONFIG_FS_POSIX_ACL - if (sbi->ll_flags & LL_SBI_RMT_CLIENT && is_root_inode(inode)) { - struct ll_file_data *fd = LUSTRE_FPRIVATE(file); - - if (unlikely(fd->fd_flags & LL_FILE_RMTACL)) { - fd->fd_flags &= ~LL_FILE_RMTACL; - rct_del(&sbi->ll_rct, current_pid()); - et_search_free(&sbi->ll_et, current_pid()); - } - } -#endif - if (!is_root_inode(inode)) ll_stats_ops_tally(sbi, LPROC_LL_RELEASE, 1); fd = LUSTRE_FPRIVATE(file); @@ -415,7 +399,19 @@ static int ll_intent_file_open(struct dentry *dentry, void *lmm, * parameters. No need for the open lock */ if (!lmm && lmmsize == 0) { - itp->it_flags |= MDS_OPEN_LOCK; + struct ll_dentry_data *ldd = ll_d2d(dentry); + /* + * If we came via ll_iget_for_nfs, then we need to request + * struct ll_dentry_data *ldd = ll_d2d(file->f_dentry); + * + * NB: when ldd is NULL, it must have come via normal + * lookup path only, since ll_iget_for_nfs always calls + * ll_d_init(). + */ + if (ldd && ldd->lld_nfs_dentry) { + ldd->lld_nfs_dentry = 0; + itp->it_flags |= MDS_OPEN_LOCK; + } if (itp->it_flags & FMODE_WRITE) opc = LUSTRE_OPC_CREATE; } @@ -453,7 +449,7 @@ static int ll_intent_file_open(struct dentry *dentry, void *lmm, } rc = ll_prep_inode(&inode, req, NULL, itp); - if (!rc && itp->d.lustre.it_lock_mode) + if (!rc && itp->it_lock_mode) ll_set_lock_data(sbi->ll_md_exp, inode, itp, NULL); out: @@ -480,13 +476,12 @@ void ll_ioepoch_open(struct ll_inode_info *lli, __u64 ioepoch) static int ll_och_fill(struct obd_export *md_exp, struct lookup_intent *it, struct obd_client_handle *och) { - struct ptlrpc_request *req = it->d.lustre.it_data; struct mdt_body *body; - body = req_capsule_server_get(&req->rq_pill, &RMF_MDT_BODY); + body = req_capsule_server_get(&it->it_request->rq_pill, &RMF_MDT_BODY); och->och_fh = body->handle; och->och_fid = body->fid1; - och->och_lease_handle.cookie = it->d.lustre.it_lock_handle; + och->och_lease_handle.cookie = it->it_lock_handle; och->och_magic = OBD_CLIENT_HANDLE_MAGIC; och->och_flags = it->it_flags; @@ -504,7 +499,6 @@ static int ll_local_open(struct file *file, struct lookup_intent *it, LASSERT(fd); if (och) { - struct ptlrpc_request *req = it->d.lustre.it_data; struct mdt_body *body; int rc; @@ -512,13 +506,19 @@ static int ll_local_open(struct file *file, struct lookup_intent *it, if (rc != 0) return rc; - body = req_capsule_server_get(&req->rq_pill, &RMF_MDT_BODY); + body = req_capsule_server_get(&it->it_request->rq_pill, + &RMF_MDT_BODY); ll_ioepoch_open(lli, body->ioepoch); } LUSTRE_FPRIVATE(file) = fd; ll_readahead_init(inode, &fd->fd_ras); fd->fd_omode = it->it_flags & (FMODE_READ | FMODE_WRITE | FMODE_EXEC); + + /* ll_cl_context initialize */ + rwlock_init(&fd->fd_lock); + INIT_LIST_HEAD(&fd->fd_lccs); + return 0; } @@ -574,7 +574,7 @@ int ll_file_open(struct inode *inode, struct file *file) return 0; } - if (!it || !it->d.lustre.it_disposition) { + if (!it || !it->it_disposition) { /* Convert f_flags into access mode. We cannot use file->f_mode, * because everything but O_ACCMODE mask was stripped from * there @@ -644,7 +644,7 @@ restart: } } else { LASSERT(*och_usecount == 0); - if (!it->d.lustre.it_disposition) { + if (!it->it_disposition) { /* We cannot just request lock handle now, new ELC code * means that one of other OPEN locks for this file * could be cancelled, and since blocking ast handler @@ -681,7 +681,7 @@ restart: LASSERTF(it_disposition(it, DISP_ENQ_OPEN_REF), "inode %p: disposition %x, status %d\n", inode, - it_disposition(it, ~0), it->d.lustre.it_status); + it_disposition(it, ~0), it->it_status); rc = ll_local_open(file, it, fd, *och_p); if (rc) @@ -724,7 +724,7 @@ out_openerr: } if (it && it_disposition(it, DISP_ENQ_OPEN_REF)) { - ptlrpc_req_finished(it->d.lustre.it_data); + ptlrpc_req_finished(it->it_request); it_clear_disposition(it, DISP_ENQ_OPEN_REF); } @@ -865,12 +865,12 @@ ll_lease_open(struct inode *inode, struct file *file, fmode_t fmode, /* already get lease, handle lease lock */ ll_set_lock_data(sbi->ll_md_exp, inode, &it, NULL); - if (it.d.lustre.it_lock_mode == 0 || - it.d.lustre.it_lock_bits != MDS_INODELOCK_OPEN) { + if (it.it_lock_mode == 0 || + it.it_lock_bits != MDS_INODELOCK_OPEN) { /* open lock must return for lease */ CERROR(DFID "lease granted but no open lock, %d/%llu.\n", - PFID(ll_inode2fid(inode)), it.d.lustre.it_lock_mode, - it.d.lustre.it_lock_bits); + PFID(ll_inode2fid(inode)), it.it_lock_mode, + it.it_lock_bits); rc = -EPROTO; goto out_close; } @@ -880,10 +880,10 @@ ll_lease_open(struct inode *inode, struct file *file, fmode_t fmode, out_close: /* Cancel open lock */ - if (it.d.lustre.it_lock_mode != 0) { + if (it.it_lock_mode != 0) { ldlm_lock_decref_and_cancel(&och->och_lease_handle, - it.d.lustre.it_lock_mode); - it.d.lustre.it_lock_mode = 0; + it.it_lock_mode); + it.it_lock_mode = 0; och->och_lease_handle.cookie = 0ULL; } rc2 = ll_close_inode_openhandle(sbi->ll_md_exp, inode, och, NULL); @@ -1178,7 +1178,9 @@ restart: CERROR("Unknown IO type - %u\n", vio->vui_io_subtype); LBUG(); } + ll_cl_add(file, env, io); result = cl_io_loop(env, io); + ll_cl_remove(file, env); if (args->via_io_subtype == IO_NORMAL) up_read(&lli->lli_trunc_sem); if (write_mutex_locked) @@ -1397,7 +1399,7 @@ int ll_lov_setstripe_ea_info(struct inode *inode, struct dentry *dentry, rc = ll_intent_file_open(dentry, lum, lum_size, &oit); if (rc) goto out_unlock; - rc = oit.d.lustre.it_status; + rc = oit.it_status; if (rc < 0) goto out_req_free; @@ -1410,7 +1412,7 @@ out_unlock: out: return rc; out_req_free: - ptlrpc_req_finished((struct ptlrpc_request *) oit.d.lustre.it_data); + ptlrpc_req_finished((struct ptlrpc_request *)oit.it_request); goto out; } @@ -1698,7 +1700,7 @@ int ll_release_openhandle(struct inode *inode, struct lookup_intent *it) out: /* this one is in place of ll_file_open */ if (it_disposition(it, DISP_ENQ_OPEN_REF)) { - ptlrpc_req_finished(it->d.lustre.it_data); + ptlrpc_req_finished(it->it_request); it_clear_disposition(it, DISP_ENQ_OPEN_REF); } return rc; @@ -2972,8 +2974,11 @@ static int __ll_inode_revalidate(struct dentry *dentry, __u64 ibits) * here to preserve get_cwd functionality on 2.6. * Bug 10503 */ - if (!d_inode(dentry)->i_nlink) + if (!d_inode(dentry)->i_nlink) { + spin_lock(&inode->i_lock); d_lustre_invalidate(dentry, 0); + spin_unlock(&inode->i_lock); + } ll_lookup_finish_locks(&oit, inode); } else if (!ll_have_md_lock(d_inode(dentry), &ibits, LCK_MINMODE)) { @@ -3124,6 +3129,9 @@ struct posix_acl *ll_get_acl(struct inode *inode, int type) spin_lock(&lli->lli_lock); /* VFS' acl_permission_check->check_acl will release the refcount */ acl = posix_acl_dup(lli->lli_posix_acl); +#ifdef CONFIG_FS_POSIX_ACL + forget_cached_acl(inode, type); +#endif spin_unlock(&lli->lli_lock); return acl; @@ -3150,9 +3158,6 @@ int ll_inode_permission(struct inode *inode, int mask) CDEBUG(D_VFSTRACE, "VFS Op:inode="DFID"(%p), inode mode %x mask %o\n", PFID(ll_inode2fid(inode)), inode, inode->i_mode, mask); - if (ll_i2sbi(inode)->ll_flags & LL_SBI_RMT_CLIENT) - return lustre_check_remote_perm(inode, mask); - ll_stats_ops_tally(ll_i2sbi(inode), LPROC_LL_INODE_PERM, 1); rc = generic_permission(inode, mask); @@ -3601,13 +3606,13 @@ again: rc = md_enqueue(sbi->ll_md_exp, &einfo, &it, op_data, &lockh, NULL, 0, NULL, 0); - ptlrpc_req_finished(it.d.lustre.it_data); - it.d.lustre.it_data = NULL; + ptlrpc_req_finished(it.it_request); + it.it_request = NULL; ll_finish_md_op_data(op_data); - mode = it.d.lustre.it_lock_mode; - it.d.lustre.it_lock_mode = 0; + mode = it.it_lock_mode; + it.it_lock_mode = 0; ll_intent_drop_lock(&it); if (rc == 0) { diff --git a/drivers/staging/lustre/lustre/llite/glimpse.c b/drivers/staging/lustre/lustre/llite/glimpse.c index d8ea75424e2f..92004a05f9ee 100644 --- a/drivers/staging/lustre/lustre/llite/glimpse.c +++ b/drivers/staging/lustre/lustre/llite/glimpse.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/llite/lcommon_cl.c b/drivers/staging/lustre/lustre/llite/lcommon_cl.c index 6c00715b438f..396e4e4f0715 100644 --- a/drivers/staging/lustre/lustre/llite/lcommon_cl.c +++ b/drivers/staging/lustre/lustre/llite/lcommon_cl.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/llite/lcommon_misc.c b/drivers/staging/lustre/lustre/llite/lcommon_misc.c index 12f3e71f48c2..f6be105eeef7 100644 --- a/drivers/staging/lustre/lustre/llite/lcommon_misc.c +++ b/drivers/staging/lustre/lustre/llite/lcommon_misc.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -100,7 +96,8 @@ int cl_ocd_update(struct obd_device *host, __u64 flags; int result; - if (!strcmp(watched->obd_type->typ_name, LUSTRE_OSC_NAME)) { + if (!strcmp(watched->obd_type->typ_name, LUSTRE_OSC_NAME) && + watched->obd_set_up && !watched->obd_stopping) { cli = &watched->u.cli; lco = owner; flags = cli->cl_import->imp_connect_data.ocd_connect_flags; @@ -115,9 +112,10 @@ int cl_ocd_update(struct obd_device *host, mutex_unlock(&lco->lco_lock); result = 0; } else { - CERROR("unexpected notification from %s %s!\n", + CERROR("unexpected notification from %s %s (setup:%d,stopping:%d)!\n", watched->obd_type->typ_name, - watched->obd_name); + watched->obd_name, watched->obd_set_up, + watched->obd_stopping); result = -EINVAL; } return result; diff --git a/drivers/staging/lustre/lustre/llite/llite_close.c b/drivers/staging/lustre/lustre/llite/llite_close.c index 2df551d3ae6c..2326b40a0870 100644 --- a/drivers/staging/lustre/lustre/llite/llite_close.c +++ b/drivers/staging/lustre/lustre/llite/llite_close.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/llite/llite_internal.h b/drivers/staging/lustre/lustre/llite/llite_internal.h index 3f2f30b6542c..4d6d589a1677 100644 --- a/drivers/staging/lustre/lustre/llite/llite_internal.h +++ b/drivers/staging/lustre/lustre/llite/llite_internal.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -68,6 +64,7 @@ struct ll_dentry_data { struct lookup_intent *lld_it; unsigned int lld_sa_generation; unsigned int lld_invalid:1; + unsigned int lld_nfs_dentry:1; struct rcu_head lld_rcu_head; }; @@ -76,9 +73,6 @@ struct ll_dentry_data { #define LLI_INODE_MAGIC 0x111d0de5 #define LLI_INODE_DEAD 0xdeadd00d -/* remote client permission cache */ -#define REMOTE_PERM_HASHSIZE 16 - struct ll_getname_data { struct dir_context ctx; char *lgd_name; /* points to a buffer with NAME_MAX+1 size */ @@ -86,19 +80,6 @@ struct ll_getname_data { int lgd_found; /* inode matched? */ }; -/* llite setxid/access permission for user on remote client */ -struct ll_remote_perm { - struct hlist_node lrp_list; - uid_t lrp_uid; - gid_t lrp_gid; - uid_t lrp_fsuid; - gid_t lrp_fsgid; - int lrp_access_perm; /* MAY_READ/WRITE/EXEC, this - * is access permission with - * lrp_fsuid/lrp_fsgid. - */ -}; - struct ll_grouplock { struct lu_env *lg_env; struct cl_io *lg_io; @@ -133,9 +114,6 @@ struct ll_inode_info { spinlock_t lli_lock; struct posix_acl *lli_posix_acl; - struct hlist_head *lli_remote_perms; - struct mutex lli_rmtperm_mutex; - /* identifying fields for both metadata and data stacks. */ struct lu_fid lli_fid; /* Parent fid for accessing default stripe data on parent directory @@ -145,8 +123,6 @@ struct ll_inode_info { struct list_head lli_close_list; - unsigned long lli_rmtperm_time; - /* handle is to be sent to MDS later on done_writing and setattr. * Open handle data are needed for the recovery to reconstruct * the inode state on the MDS. XXX: recovery is not ready yet. @@ -411,7 +387,7 @@ enum stats_track_type { #define LL_SBI_FLOCK 0x04 #define LL_SBI_USER_XATTR 0x08 /* support user xattr */ #define LL_SBI_ACL 0x10 /* support ACL */ -#define LL_SBI_RMT_CLIENT 0x40 /* remote client */ +/* LL_SBI_RMT_CLIENT 0x40 remote client */ #define LL_SBI_MDS_CAPA 0x80 /* support mds capa, obsolete */ #define LL_SBI_OSS_CAPA 0x100 /* support oss capa, obsolete */ #define LL_SBI_LOCALFLOCK 0x200 /* Local flocks support by kernel */ @@ -433,7 +409,7 @@ enum stats_track_type { "xattr", \ "acl", \ "???", \ - "rmt_client", \ + "???", \ "mds_capa", \ "oss_capa", \ "flock", \ @@ -449,26 +425,6 @@ enum stats_track_type { "xattr", \ } -#define RCE_HASHES 32 - -struct rmtacl_ctl_entry { - struct list_head rce_list; - pid_t rce_key; /* hash key */ - int rce_ops; /* acl operation type */ -}; - -struct rmtacl_ctl_table { - spinlock_t rct_lock; - struct list_head rct_entries[RCE_HASHES]; -}; - -#define EE_HASHES 32 - -struct eacl_table { - spinlock_t et_lock; - struct list_head et_entries[EE_HASHES]; -}; - struct ll_sb_info { /* this protects pglist and ra_info. It isn't safe to * grab from interrupt contexts @@ -497,7 +453,7 @@ struct ll_sb_info { * any page which is sent to a server as part of a bulk request, * but is uncommitted to stable storage. */ - struct cl_client_cache ll_cache; + struct cl_client_cache *ll_cache; struct lprocfs_stats *ll_ra_stats; @@ -533,8 +489,6 @@ struct ll_sb_info { dev_t ll_sdev_orig; /* save s_dev before assign for * clustered nfs */ - struct rmtacl_ctl_table ll_rct; - struct eacl_table ll_et; __kernel_fsid_t ll_fsid; struct kobject ll_kobj; /* sysfs object */ struct super_block *ll_sb; /* struct super_block (for sysfs code)*/ @@ -640,6 +594,8 @@ struct ll_file_data { * false: unknown failure, should report. */ bool fd_write_failed; + rwlock_t fd_lock; /* protect lcc list */ + struct list_head fd_lccs; /* list of ll_cl_context */ }; struct lov_stripe_md; @@ -715,8 +671,9 @@ void ll_readahead_init(struct inode *inode, struct ll_readahead_state *ras); int ll_readahead(const struct lu_env *env, struct cl_io *io, struct cl_page_list *queue, struct ll_readahead_state *ras, bool hit); -struct ll_cl_context *ll_cl_init(struct file *file, struct page *vmpage); -void ll_cl_fini(struct ll_cl_context *lcc); +struct ll_cl_context *ll_cl_find(struct file *file); +void ll_cl_add(struct file *file, const struct lu_env *env, struct cl_io *io); +void ll_cl_remove(struct file *file, const struct lu_env *env); extern const struct address_space_operations ll_aops; @@ -858,11 +815,11 @@ struct vvp_io_args { }; struct ll_cl_context { + struct list_head lcc_list; void *lcc_cookie; + const struct lu_env *lcc_env; struct cl_io *lcc_io; struct cl_page *lcc_page; - struct lu_env *lcc_env; - int lcc_refcheck; }; struct ll_thread_info { @@ -983,14 +940,6 @@ ssize_t ll_getxattr(struct dentry *dentry, struct inode *inode, ssize_t ll_listxattr(struct dentry *dentry, char *buffer, size_t size); int ll_removexattr(struct dentry *dentry, const char *name); -/* llite/remote_perm.c */ -extern struct kmem_cache *ll_remote_perm_cachep; -extern struct kmem_cache *ll_rmtperm_hash_cachep; - -void free_rmtperm_hash(struct hlist_head *hash); -int ll_update_remote_perm(struct inode *inode, struct mdt_remote_perm *perm); -int lustre_check_remote_perm(struct inode *inode, int mask); - /** * Common IO arguments for various VFS I/O interfaces. */ @@ -1004,40 +953,7 @@ void ras_update(struct ll_sb_info *sbi, struct inode *inode, void ll_ra_count_put(struct ll_sb_info *sbi, unsigned long len); void ll_ra_stats_inc(struct inode *inode, enum ra_stat which); -/* llite/llite_rmtacl.c */ -#ifdef CONFIG_FS_POSIX_ACL -struct eacl_entry { - struct list_head ee_list; - pid_t ee_key; /* hash key */ - struct lu_fid ee_fid; - int ee_type; /* ACL type for ACCESS or DEFAULT */ - ext_acl_xattr_header *ee_acl; -}; - -u64 rce_ops2valid(int ops); -struct rmtacl_ctl_entry *rct_search(struct rmtacl_ctl_table *rct, pid_t key); -int rct_add(struct rmtacl_ctl_table *rct, pid_t key, int ops); -int rct_del(struct rmtacl_ctl_table *rct, pid_t key); -void rct_init(struct rmtacl_ctl_table *rct); -void rct_fini(struct rmtacl_ctl_table *rct); - -void ee_free(struct eacl_entry *ee); -int ee_add(struct eacl_table *et, pid_t key, struct lu_fid *fid, int type, - ext_acl_xattr_header *header); -struct eacl_entry *et_search_del(struct eacl_table *et, pid_t key, - struct lu_fid *fid, int type); -void et_search_free(struct eacl_table *et, pid_t key); -void et_init(struct eacl_table *et); -void et_fini(struct eacl_table *et); -#else -static inline u64 rce_ops2valid(int ops) -{ - return 0; -} -#endif - /* statahead.c */ - #define LL_SA_RPC_MIN 2 #define LL_SA_RPC_DEF 32 #define LL_SA_RPC_MAX 8192 @@ -1281,7 +1197,7 @@ static inline int ll_file_nolock(const struct file *file) static inline void ll_set_lock_data(struct obd_export *exp, struct inode *inode, struct lookup_intent *it, __u64 *bits) { - if (!it->d.lustre.it_lock_set) { + if (!it->it_lock_set) { struct lustre_handle handle; /* If this inode is a remote object, it will get two @@ -1292,36 +1208,26 @@ static inline void ll_set_lock_data(struct obd_export *exp, struct inode *inode, * LOOKUP and PERM locks, so revoking either locks will * case the dcache being cleared */ - if (it->d.lustre.it_remote_lock_mode) { - handle.cookie = it->d.lustre.it_remote_lock_handle; + if (it->it_remote_lock_mode) { + handle.cookie = it->it_remote_lock_handle; CDEBUG(D_DLMTRACE, "setting l_data to inode "DFID"%p for remote lock %#llx\n", PFID(ll_inode2fid(inode)), inode, handle.cookie); md_set_lock_data(exp, &handle.cookie, inode, NULL); } - handle.cookie = it->d.lustre.it_lock_handle; + handle.cookie = it->it_lock_handle; CDEBUG(D_DLMTRACE, "setting l_data to inode "DFID"%p for lock %#llx\n", PFID(ll_inode2fid(inode)), inode, handle.cookie); md_set_lock_data(exp, &handle.cookie, inode, - &it->d.lustre.it_lock_bits); - it->d.lustre.it_lock_set = 1; + &it->it_lock_bits); + it->it_lock_set = 1; } if (bits) - *bits = it->d.lustre.it_lock_bits; -} - -static inline void ll_lock_dcache(struct inode *inode) -{ - spin_lock(&inode->i_lock); -} - -static inline void ll_unlock_dcache(struct inode *inode) -{ - spin_unlock(&inode->i_lock); + *bits = it->it_lock_bits; } static inline int d_lustre_invalid(const struct dentry *dentry) diff --git a/drivers/staging/lustre/lustre/llite/llite_lib.c b/drivers/staging/lustre/lustre/llite/llite_lib.c index 96c7e9fc6e5f..546063e728db 100644 --- a/drivers/staging/lustre/lustre/llite/llite_lib.c +++ b/drivers/staging/lustre/lustre/llite/llite_lib.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -87,15 +83,11 @@ static struct ll_sb_info *ll_init_sbi(struct super_block *sb) pages = si.totalram - si.totalhigh; lru_page_max = pages / 2; - /* initialize ll_cache data */ - atomic_set(&sbi->ll_cache.ccc_users, 0); - sbi->ll_cache.ccc_lru_max = lru_page_max; - atomic_set(&sbi->ll_cache.ccc_lru_left, lru_page_max); - spin_lock_init(&sbi->ll_cache.ccc_lru_lock); - INIT_LIST_HEAD(&sbi->ll_cache.ccc_lru); - - atomic_set(&sbi->ll_cache.ccc_unstable_nr, 0); - init_waitqueue_head(&sbi->ll_cache.ccc_unstable_waitq); + sbi->ll_cache = cl_cache_init(lru_page_max); + if (!sbi->ll_cache) { + kfree(sbi); + return NULL; + } sbi->ll_ra_info.ra_max_pages_per_file = min(pages / 32, SBI_DEFAULT_READAHEAD_MAX); @@ -135,6 +127,11 @@ static void ll_free_sbi(struct super_block *sb) { struct ll_sb_info *sbi = ll_s2sbi(sb); + if (sbi->ll_cache) { + cl_cache_decref(sbi->ll_cache); + sbi->ll_cache = NULL; + } + kfree(sbi); } @@ -175,8 +172,8 @@ static int client_common_fill_super(struct super_block *sb, char *md, char *dt, OBD_CONNECT_VERSION | OBD_CONNECT_BRW_SIZE | OBD_CONNECT_CANCELSET | OBD_CONNECT_FID | OBD_CONNECT_AT | OBD_CONNECT_LOV_V3 | - OBD_CONNECT_RMT_CLIENT | OBD_CONNECT_VBR | - OBD_CONNECT_FULL20 | OBD_CONNECT_64BITHASH| + OBD_CONNECT_VBR | OBD_CONNECT_FULL20 | + OBD_CONNECT_64BITHASH | OBD_CONNECT_EINPROGRESS | OBD_CONNECT_JOBSTATS | OBD_CONNECT_LVB_TYPE | OBD_CONNECT_LAYOUTLOCK | @@ -217,8 +214,6 @@ static int client_common_fill_super(struct super_block *sb, char *md, char *dt, /* real client */ data->ocd_connect_flags |= OBD_CONNECT_REAL; - if (sbi->ll_flags & LL_SBI_RMT_CLIENT) - data->ocd_connect_flags |= OBD_CONNECT_RMT_CLIENT_FORCE; data->ocd_brw_size = MD_MAX_BRW_SIZE; @@ -311,18 +306,6 @@ static int client_common_fill_super(struct super_block *sb, char *md, char *dt, sbi->ll_flags &= ~LL_SBI_ACL; } - if (data->ocd_connect_flags & OBD_CONNECT_RMT_CLIENT) { - if (!(sbi->ll_flags & LL_SBI_RMT_CLIENT)) { - sbi->ll_flags |= LL_SBI_RMT_CLIENT; - LCONSOLE_INFO("client is set as remote by default.\n"); - } - } else { - if (sbi->ll_flags & LL_SBI_RMT_CLIENT) { - sbi->ll_flags &= ~LL_SBI_RMT_CLIENT; - LCONSOLE_INFO("client claims to be remote, but server rejected, forced to be local.\n"); - } - } - if (data->ocd_connect_flags & OBD_CONNECT_64BITHASH) sbi->ll_flags |= LL_SBI_64BIT_HASH; @@ -356,10 +339,9 @@ static int client_common_fill_super(struct super_block *sb, char *md, char *dt, OBD_CONNECT_REQPORTAL | OBD_CONNECT_BRW_SIZE | OBD_CONNECT_CANCELSET | OBD_CONNECT_FID | OBD_CONNECT_SRVLOCK | OBD_CONNECT_TRUNCLOCK| - OBD_CONNECT_AT | OBD_CONNECT_RMT_CLIENT | - OBD_CONNECT_OSS_CAPA | OBD_CONNECT_VBR| - OBD_CONNECT_FULL20 | OBD_CONNECT_64BITHASH | - OBD_CONNECT_MAXBYTES | + OBD_CONNECT_AT | OBD_CONNECT_OSS_CAPA | + OBD_CONNECT_VBR | OBD_CONNECT_FULL20 | + OBD_CONNECT_64BITHASH | OBD_CONNECT_MAXBYTES | OBD_CONNECT_EINPROGRESS | OBD_CONNECT_JOBSTATS | OBD_CONNECT_LVB_TYPE | OBD_CONNECT_LAYOUTLOCK | OBD_CONNECT_PINGLESS; @@ -382,8 +364,6 @@ static int client_common_fill_super(struct super_block *sb, char *md, char *dt, } data->ocd_connect_flags |= OBD_CONNECT_LRU_RESIZE; - if (sbi->ll_flags & LL_SBI_RMT_CLIENT) - data->ocd_connect_flags |= OBD_CONNECT_RMT_CLIENT_FORCE; CDEBUG(D_RPCTRACE, "ocd_connect_flags: %#llx ocd_version: %d ocd_grant: %d\n", data->ocd_connect_flags, @@ -446,9 +426,7 @@ static int client_common_fill_super(struct super_block *sb, char *md, char *dt, * XXX: move this to after cbd setup? */ valid = OBD_MD_FLGETATTR | OBD_MD_FLBLOCKS | OBD_MD_FLMODEASIZE; - if (sbi->ll_flags & LL_SBI_RMT_CLIENT) - valid |= OBD_MD_FLRMTPERM; - else if (sbi->ll_flags & LL_SBI_ACL) + if (sbi->ll_flags & LL_SBI_ACL) valid |= OBD_MD_FLACL; op_data = kzalloc(sizeof(*op_data), GFP_NOFS); @@ -504,13 +482,6 @@ static int client_common_fill_super(struct super_block *sb, char *md, char *dt, goto out_root; } -#ifdef CONFIG_FS_POSIX_ACL - if (sbi->ll_flags & LL_SBI_RMT_CLIENT) { - rct_init(&sbi->ll_rct); - et_init(&sbi->ll_et); - } -#endif - checksum = sbi->ll_flags & LL_SBI_CHECKSUM; err = obd_set_info_async(NULL, sbi->ll_dt_exp, sizeof(KEY_CHECKSUM), KEY_CHECKSUM, sizeof(checksum), &checksum, @@ -518,8 +489,8 @@ static int client_common_fill_super(struct super_block *sb, char *md, char *dt, cl_sb_init(sb); err = obd_set_info_async(NULL, sbi->ll_dt_exp, sizeof(KEY_CACHE_SET), - KEY_CACHE_SET, sizeof(sbi->ll_cache), - &sbi->ll_cache, NULL); + KEY_CACHE_SET, sizeof(*sbi->ll_cache), + sbi->ll_cache, NULL); sb->s_root = d_make_root(root); if (!sb->s_root) { @@ -564,8 +535,6 @@ out_lock_cn_cb: out_dt: obd_disconnect(sbi->ll_dt_exp); sbi->ll_dt_exp = NULL; - /* Make sure all OScs are gone, since cl_cache is accessing sbi. */ - obd_zombie_barrier(); out_md_fid: obd_fid_fini(sbi->ll_md_exp->exp_obd); out_md: @@ -608,13 +577,6 @@ static void client_common_put_super(struct super_block *sb) { struct ll_sb_info *sbi = ll_s2sbi(sb); -#ifdef CONFIG_FS_POSIX_ACL - if (sbi->ll_flags & LL_SBI_RMT_CLIENT) { - et_fini(&sbi->ll_et); - rct_fini(&sbi->ll_rct); - } -#endif - ll_close_thread_shutdown(sbi->ll_lcq); cl_sb_fini(sb); @@ -622,10 +584,6 @@ static void client_common_put_super(struct super_block *sb) obd_fid_fini(sbi->ll_dt_exp->exp_obd); obd_disconnect(sbi->ll_dt_exp); sbi->ll_dt_exp = NULL; - /* wait till all OSCs are gone, since cl_cache is accessing sbi. - * see LU-2543. - */ - obd_zombie_barrier(); ldebugfs_unregister_mountpoint(sbi); @@ -704,11 +662,6 @@ static int ll_options(char *options, int *flags) *flags &= ~tmp; goto next; } - tmp = ll_set_opt("remote_client", s1, LL_SBI_RMT_CLIENT); - if (tmp) { - *flags |= tmp; - goto next; - } tmp = ll_set_opt("user_fid2path", s1, LL_SBI_USER_FID2PATH); if (tmp) { *flags |= tmp; @@ -792,12 +745,9 @@ void ll_lli_init(struct ll_inode_info *lli) lli->lli_maxbytes = MAX_LFS_FILESIZE; spin_lock_init(&lli->lli_lock); lli->lli_posix_acl = NULL; - lli->lli_remote_perms = NULL; - mutex_init(&lli->lli_rmtperm_mutex); /* Do not set lli_fid, it has been initialized already. */ fid_zero(&lli->lli_pfid); INIT_LIST_HEAD(&lli->lli_close_list); - lli->lli_rmtperm_time = 0; lli->lli_pending_och = NULL; lli->lli_mds_read_och = NULL; lli->lli_mds_write_och = NULL; @@ -864,7 +814,8 @@ int ll_fill_super(struct super_block *sb, struct vfsmount *mnt) try_module_get(THIS_MODULE); /* client additional sb info */ - lsi->lsi_llsbi = sbi = ll_init_sbi(sb); + sbi = ll_init_sbi(sb); + lsi->lsi_llsbi = sbi; if (!sbi) { module_put(THIS_MODULE); kfree(cfg); @@ -965,12 +916,12 @@ void ll_put_super(struct super_block *sb) if (!force) { struct l_wait_info lwi = LWI_INTR(LWI_ON_SIGNAL_NOOP, NULL); - rc = l_wait_event(sbi->ll_cache.ccc_unstable_waitq, - !atomic_read(&sbi->ll_cache.ccc_unstable_nr), + rc = l_wait_event(sbi->ll_cache->ccc_unstable_waitq, + !atomic_read(&sbi->ll_cache->ccc_unstable_nr), &lwi); } - ccc_count = atomic_read(&sbi->ll_cache.ccc_unstable_nr); + ccc_count = atomic_read(&sbi->ll_cache->ccc_unstable_nr); if (!force && rc != -EINTR) LASSERTF(!ccc_count, "count: %i\n", ccc_count); @@ -1078,17 +1029,9 @@ void ll_clear_inode(struct inode *inode) ll_xattr_cache_destroy(inode); - if (sbi->ll_flags & LL_SBI_RMT_CLIENT) { - LASSERT(!lli->lli_posix_acl); - if (lli->lli_remote_perms) { - free_rmtperm_hash(lli->lli_remote_perms); - lli->lli_remote_perms = NULL; - } - } #ifdef CONFIG_FS_POSIX_ACL - else if (lli->lli_posix_acl) { + if (lli->lli_posix_acl) { LASSERT(atomic_read(&lli->lli_posix_acl->a_refcount) == 1); - LASSERT(!lli->lli_remote_perms); posix_acl_release(lli->lli_posix_acl); lli->lli_posix_acl = NULL; } @@ -1540,12 +1483,8 @@ void ll_update_inode(struct inode *inode, struct lustre_md *md) lli->lli_maxbytes = MAX_LFS_FILESIZE; } - if (sbi->ll_flags & LL_SBI_RMT_CLIENT) { - if (body->valid & OBD_MD_FLRMTPERM) - ll_update_remote_perm(inode, md->remote_perm); - } #ifdef CONFIG_FS_POSIX_ACL - else if (body->valid & OBD_MD_FLACL) { + if (body->valid & OBD_MD_FLACL) { spin_lock(&lli->lli_lock); if (lli->lli_posix_acl) posix_acl_release(lli->lli_posix_acl); @@ -1979,7 +1918,13 @@ int ll_prep_inode(struct inode **inode, struct ptlrpc_request *req, * At this point server returns to client's same fid as client * generated for creating. So using ->fid1 is okay here. */ - LASSERT(fid_is_sane(&md.body->fid1)); + if (!fid_is_sane(&md.body->fid1)) { + CERROR("%s: Fid is insane " DFID "\n", + ll_get_fsname(sb, NULL, 0), + PFID(&md.body->fid1)); + rc = -EINVAL; + goto out; + } *inode = ll_iget(sb, cl_fid_build_ino(&md.body->fid1, sbi->ll_flags & LL_SBI_32BIT_API), @@ -2006,11 +1951,11 @@ int ll_prep_inode(struct inode **inode, struct ptlrpc_request *req, * 3. proc2: refresh layout and layout lock granted * 4. proc1: to apply a stale layout */ - if (it && it->d.lustre.it_lock_mode != 0) { + if (it && it->it_lock_mode != 0) { struct lustre_handle lockh; struct ldlm_lock *lock; - lockh.cookie = it->d.lustre.it_lock_handle; + lockh.cookie = it->it_lock_handle; lock = ldlm_handle2lock(&lockh); LASSERT(lock); if (ldlm_has_layout(lock)) { diff --git a/drivers/staging/lustre/lustre/llite/llite_mmap.c b/drivers/staging/lustre/lustre/llite/llite_mmap.c index 88ef1cac9e0f..66ee5db5fce8 100644 --- a/drivers/staging/lustre/lustre/llite/llite_mmap.c +++ b/drivers/staging/lustre/lustre/llite/llite_mmap.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -200,18 +196,11 @@ static int ll_page_mkwrite0(struct vm_area_struct *vma, struct page *vmpage, set = cfs_block_sigsinv(sigmask(SIGKILL) | sigmask(SIGTERM)); - /* we grab lli_trunc_sem to exclude truncate case. - * Otherwise, we could add dirty pages into osc cache - * while truncate is on-going. - */ inode = vvp_object_inode(io->ci_obj); lli = ll_i2info(inode); - down_read(&lli->lli_trunc_sem); result = cl_io_loop(env, io); - up_read(&lli->lli_trunc_sem); - cfs_restore_sigs(set); if (result == 0) { @@ -315,8 +304,13 @@ static int ll_fault0(struct vm_area_struct *vma, struct vm_fault *vmf) vio->u.fault.ft_flags = 0; vio->u.fault.ft_flags_valid = false; + /* May call ll_readpage() */ + ll_cl_add(vma->vm_file, env, io); + result = cl_io_loop(env, io); + ll_cl_remove(vma->vm_file, env); + /* ft_flags are only valid if we reached * the call to filemap_fault */ diff --git a/drivers/staging/lustre/lustre/llite/llite_nfs.c b/drivers/staging/lustre/lustre/llite/llite_nfs.c index c1eef6198b25..65972c892731 100644 --- a/drivers/staging/lustre/lustre/llite/llite_nfs.c +++ b/drivers/staging/lustre/lustre/llite/llite_nfs.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -172,6 +168,24 @@ ll_iget_for_nfs(struct super_block *sb, struct lu_fid *fid, struct lu_fid *paren /* N.B. d_obtain_alias() drops inode ref on error */ result = d_obtain_alias(inode); + if (!IS_ERR(result)) { + int rc; + + rc = ll_d_init(result); + if (rc < 0) { + dput(result); + result = ERR_PTR(rc); + } else { + struct ll_dentry_data *ldd = ll_d2d(result); + + /* + * Need to signal to the ll_intent_file_open that + * we came from NFS and so opencache needs to be + * enabled for this one + */ + ldd->lld_nfs_dentry = 1; + } + } return result; } diff --git a/drivers/staging/lustre/lustre/llite/llite_rmtacl.c b/drivers/staging/lustre/lustre/llite/llite_rmtacl.c deleted file mode 100644 index 8509b07cb5c7..000000000000 --- a/drivers/staging/lustre/lustre/llite/llite_rmtacl.c +++ /dev/null @@ -1,299 +0,0 @@ -/* - * GPL HEADER START - * - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 only, - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License version 2 for more details (a copy is included - * in the LICENSE file that accompanied this code). - * - * You should have received a copy of the GNU General Public License - * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. - * - * GPL HEADER END - */ -/* - * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved. - * Use is subject to license terms. - * - * Copyright (c) 2012, Intel Corporation. - */ -/* - * This file is part of Lustre, http://www.lustre.org/ - * Lustre is a trademark of Sun Microsystems, Inc. - * - * lustre/llite/llite_rmtacl.c - * - * Lustre Remote User Access Control List. - * - * Author: Fan Yong <fanyong@clusterfs.com> - */ - -#define DEBUG_SUBSYSTEM S_LLITE - -#ifdef CONFIG_FS_POSIX_ACL - -#include "../include/lustre_lite.h" -#include "../include/lustre_eacl.h" -#include "llite_internal.h" - -static inline __u32 rce_hashfunc(uid_t id) -{ - return id & (RCE_HASHES - 1); -} - -static inline __u32 ee_hashfunc(uid_t id) -{ - return id & (EE_HASHES - 1); -} - -u64 rce_ops2valid(int ops) -{ - switch (ops) { - case RMT_LSETFACL: - return OBD_MD_FLRMTLSETFACL; - case RMT_LGETFACL: - return OBD_MD_FLRMTLGETFACL; - case RMT_RSETFACL: - return OBD_MD_FLRMTRSETFACL; - case RMT_RGETFACL: - return OBD_MD_FLRMTRGETFACL; - default: - return 0; - } -} - -static struct rmtacl_ctl_entry *rce_alloc(pid_t key, int ops) -{ - struct rmtacl_ctl_entry *rce; - - rce = kzalloc(sizeof(*rce), GFP_NOFS); - if (!rce) - return NULL; - - INIT_LIST_HEAD(&rce->rce_list); - rce->rce_key = key; - rce->rce_ops = ops; - - return rce; -} - -static void rce_free(struct rmtacl_ctl_entry *rce) -{ - if (!list_empty(&rce->rce_list)) - list_del(&rce->rce_list); - - kfree(rce); -} - -static struct rmtacl_ctl_entry *__rct_search(struct rmtacl_ctl_table *rct, - pid_t key) -{ - struct rmtacl_ctl_entry *rce; - struct list_head *head = &rct->rct_entries[rce_hashfunc(key)]; - - list_for_each_entry(rce, head, rce_list) - if (rce->rce_key == key) - return rce; - - return NULL; -} - -struct rmtacl_ctl_entry *rct_search(struct rmtacl_ctl_table *rct, pid_t key) -{ - struct rmtacl_ctl_entry *rce; - - spin_lock(&rct->rct_lock); - rce = __rct_search(rct, key); - spin_unlock(&rct->rct_lock); - return rce; -} - -int rct_add(struct rmtacl_ctl_table *rct, pid_t key, int ops) -{ - struct rmtacl_ctl_entry *rce, *e; - - rce = rce_alloc(key, ops); - if (!rce) - return -ENOMEM; - - spin_lock(&rct->rct_lock); - e = __rct_search(rct, key); - if (unlikely(e)) { - CWARN("Unexpected stale rmtacl_entry found: [key: %d] [ops: %d]\n", - (int)key, ops); - rce_free(e); - } - list_add_tail(&rce->rce_list, &rct->rct_entries[rce_hashfunc(key)]); - spin_unlock(&rct->rct_lock); - - return 0; -} - -int rct_del(struct rmtacl_ctl_table *rct, pid_t key) -{ - struct rmtacl_ctl_entry *rce; - - spin_lock(&rct->rct_lock); - rce = __rct_search(rct, key); - if (rce) - rce_free(rce); - spin_unlock(&rct->rct_lock); - - return rce ? 0 : -ENOENT; -} - -void rct_init(struct rmtacl_ctl_table *rct) -{ - int i; - - spin_lock_init(&rct->rct_lock); - for (i = 0; i < RCE_HASHES; i++) - INIT_LIST_HEAD(&rct->rct_entries[i]); -} - -void rct_fini(struct rmtacl_ctl_table *rct) -{ - struct rmtacl_ctl_entry *rce; - int i; - - spin_lock(&rct->rct_lock); - for (i = 0; i < RCE_HASHES; i++) - while (!list_empty(&rct->rct_entries[i])) { - rce = list_entry(rct->rct_entries[i].next, - struct rmtacl_ctl_entry, rce_list); - rce_free(rce); - } - spin_unlock(&rct->rct_lock); -} - -static struct eacl_entry *ee_alloc(pid_t key, struct lu_fid *fid, int type, - ext_acl_xattr_header *header) -{ - struct eacl_entry *ee; - - ee = kzalloc(sizeof(*ee), GFP_NOFS); - if (!ee) - return NULL; - - INIT_LIST_HEAD(&ee->ee_list); - ee->ee_key = key; - ee->ee_fid = *fid; - ee->ee_type = type; - ee->ee_acl = header; - - return ee; -} - -void ee_free(struct eacl_entry *ee) -{ - if (!list_empty(&ee->ee_list)) - list_del(&ee->ee_list); - - if (ee->ee_acl) - lustre_ext_acl_xattr_free(ee->ee_acl); - - kfree(ee); -} - -static struct eacl_entry *__et_search_del(struct eacl_table *et, pid_t key, - struct lu_fid *fid, int type) -{ - struct eacl_entry *ee; - struct list_head *head = &et->et_entries[ee_hashfunc(key)]; - - LASSERT(fid); - list_for_each_entry(ee, head, ee_list) - if (ee->ee_key == key) { - if (lu_fid_eq(&ee->ee_fid, fid) && - ee->ee_type == type) { - list_del_init(&ee->ee_list); - return ee; - } - } - - return NULL; -} - -struct eacl_entry *et_search_del(struct eacl_table *et, pid_t key, - struct lu_fid *fid, int type) -{ - struct eacl_entry *ee; - - spin_lock(&et->et_lock); - ee = __et_search_del(et, key, fid, type); - spin_unlock(&et->et_lock); - return ee; -} - -void et_search_free(struct eacl_table *et, pid_t key) -{ - struct eacl_entry *ee, *next; - struct list_head *head = &et->et_entries[ee_hashfunc(key)]; - - spin_lock(&et->et_lock); - list_for_each_entry_safe(ee, next, head, ee_list) - if (ee->ee_key == key) - ee_free(ee); - - spin_unlock(&et->et_lock); -} - -int ee_add(struct eacl_table *et, pid_t key, struct lu_fid *fid, int type, - ext_acl_xattr_header *header) -{ - struct eacl_entry *ee, *e; - - ee = ee_alloc(key, fid, type, header); - if (!ee) - return -ENOMEM; - - spin_lock(&et->et_lock); - e = __et_search_del(et, key, fid, type); - if (unlikely(e)) { - CWARN("Unexpected stale eacl_entry found: [key: %d] [fid: " DFID "] [type: %d]\n", - (int)key, PFID(fid), type); - ee_free(e); - } - list_add_tail(&ee->ee_list, &et->et_entries[ee_hashfunc(key)]); - spin_unlock(&et->et_lock); - - return 0; -} - -void et_init(struct eacl_table *et) -{ - int i; - - spin_lock_init(&et->et_lock); - for (i = 0; i < EE_HASHES; i++) - INIT_LIST_HEAD(&et->et_entries[i]); -} - -void et_fini(struct eacl_table *et) -{ - struct eacl_entry *ee; - int i; - - spin_lock(&et->et_lock); - for (i = 0; i < EE_HASHES; i++) - while (!list_empty(&et->et_entries[i])) { - ee = list_entry(et->et_entries[i].next, - struct eacl_entry, ee_list); - ee_free(ee); - } - spin_unlock(&et->et_lock); -} - -#endif diff --git a/drivers/staging/lustre/lustre/llite/lloop.c b/drivers/staging/lustre/lustre/llite/lloop.c deleted file mode 100644 index 813a9a354e5f..000000000000 --- a/drivers/staging/lustre/lustre/llite/lloop.c +++ /dev/null @@ -1,883 +0,0 @@ -/* - * GPL HEADER START - * - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 only, - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License version 2 for more details (a copy is included - * in the LICENSE file that accompanied this code). - * - * You should have received a copy of the GNU General Public License - * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. - * - * GPL HEADER END - */ -/* - * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. - * Use is subject to license terms. - * - * Copyright (c) 2011, 2012, Intel Corporation. - */ -/* - * This file is part of Lustre, http://www.lustre.org/ - * Lustre is a trademark of Sun Microsystems, Inc. - */ - -/* - * linux/drivers/block/loop.c - * - * Written by Theodore Ts'o, 3/29/93 - * - * Copyright 1993 by Theodore Ts'o. Redistribution of this file is - * permitted under the GNU General Public License. - * - * Modularized and updated for 1.1.16 kernel - Mitch Dsouza 28th May 1994 - * Adapted for 1.3.59 kernel - Andries Brouwer, 1 Feb 1996 - * - * Fixed do_loop_request() re-entrancy - Vincent.Renardias@waw.com Mar 20, 1997 - * - * Added devfs support - Richard Gooch <rgooch@atnf.csiro.au> 16-Jan-1998 - * - * Handle sparse backing files correctly - Kenn Humborg, Jun 28, 1998 - * - * Loadable modules and other fixes by AK, 1998 - * - * Maximum number of loop devices now dynamic via max_loop module parameter. - * Russell Kroll <rkroll@exploits.org> 19990701 - * - * Maximum number of loop devices when compiled-in now selectable by passing - * max_loop=<1-255> to the kernel on boot. - * Erik I. Bols?, <eriki@himolde.no>, Oct 31, 1999 - * - * Completely rewrite request handling to be make_request_fn style and - * non blocking, pushing work to a helper thread. Lots of fixes from - * Al Viro too. - * Jens Axboe <axboe@suse.de>, Nov 2000 - * - * Support up to 256 loop devices - * Heinz Mauelshagen <mge@sistina.com>, Feb 2002 - * - * Support for falling back on the write file operation when the address space - * operations prepare_write and/or commit_write are not available on the - * backing filesystem. - * Anton Altaparmakov, 16 Feb 2005 - * - * Still To Fix: - * - Advisory locking is ignored here. - * - Should use an own CAP_* category instead of CAP_SYS_ADMIN - * - */ - -#include <linux/module.h> - -#include <linux/sched.h> -#include <linux/fs.h> -#include <linux/file.h> -#include <linux/stat.h> -#include <linux/errno.h> -#include <linux/major.h> -#include <linux/wait.h> -#include <linux/blkdev.h> -#include <linux/blkpg.h> -#include <linux/init.h> -#include <linux/swap.h> -#include <linux/slab.h> -#include <linux/suspend.h> -#include <linux/writeback.h> -#include <linux/buffer_head.h> /* for invalidate_bdev() */ -#include <linux/completion.h> -#include <linux/highmem.h> -#include <linux/gfp.h> -#include <linux/pagevec.h> -#include <linux/uaccess.h> - -#include "../include/lustre_lib.h" -#include "../include/lustre_lite.h" -#include "llite_internal.h" - -#define LLOOP_MAX_SEGMENTS LNET_MAX_IOV - -/* Possible states of device */ -enum { - LLOOP_UNBOUND, - LLOOP_BOUND, - LLOOP_RUNDOWN, -}; - -struct lloop_device { - int lo_number; - int lo_refcnt; - loff_t lo_offset; - loff_t lo_sizelimit; - int lo_flags; - struct file *lo_backing_file; - struct block_device *lo_device; - unsigned lo_blocksize; - - gfp_t old_gfp_mask; - - spinlock_t lo_lock; - struct bio *lo_bio; - struct bio *lo_biotail; - int lo_state; - struct semaphore lo_sem; - struct mutex lo_ctl_mutex; - atomic_t lo_pending; - wait_queue_head_t lo_bh_wait; - - struct request_queue *lo_queue; - - const struct lu_env *lo_env; - struct cl_io lo_io; - struct ll_dio_pages lo_pvec; - - /* data to handle bio for lustre. */ - struct lo_request_data { - struct page *lrd_pages[LLOOP_MAX_SEGMENTS]; - loff_t lrd_offsets[LLOOP_MAX_SEGMENTS]; - } lo_requests[1]; -}; - -/* - * Loop flags - */ -enum { - LO_FLAGS_READ_ONLY = 1, -}; - -static int lloop_major; -#define MAX_LOOP_DEFAULT 16 -static int max_loop = MAX_LOOP_DEFAULT; -static struct lloop_device *loop_dev; -static struct gendisk **disks; -static struct mutex lloop_mutex; -static void *ll_iocontrol_magic; - -static loff_t get_loop_size(struct lloop_device *lo, struct file *file) -{ - loff_t size, offset, loopsize; - - /* Compute loopsize in bytes */ - size = i_size_read(file->f_mapping->host); - offset = lo->lo_offset; - loopsize = size - offset; - if (lo->lo_sizelimit > 0 && lo->lo_sizelimit < loopsize) - loopsize = lo->lo_sizelimit; - - /* - * Unfortunately, if we want to do I/O on the device, - * the number of 512-byte sectors has to fit into a sector_t. - */ - return loopsize >> 9; -} - -static int do_bio_lustrebacked(struct lloop_device *lo, struct bio *head) -{ - const struct lu_env *env = lo->lo_env; - struct cl_io *io = &lo->lo_io; - struct inode *inode = file_inode(lo->lo_backing_file); - struct cl_object *obj = ll_i2info(inode)->lli_clob; - pgoff_t offset; - int ret; - int rw; - u32 page_count = 0; - struct bio_vec bvec; - struct bvec_iter iter; - struct bio *bio; - ssize_t bytes; - - struct ll_dio_pages *pvec = &lo->lo_pvec; - struct page **pages = pvec->ldp_pages; - loff_t *offsets = pvec->ldp_offsets; - - truncate_inode_pages(inode->i_mapping, 0); - - /* initialize the IO */ - memset(io, 0, sizeof(*io)); - io->ci_obj = obj; - ret = cl_io_init(env, io, CIT_MISC, obj); - if (ret) - return io->ci_result; - io->ci_lockreq = CILR_NEVER; - - rw = head->bi_rw; - for (bio = head; bio ; bio = bio->bi_next) { - LASSERT(rw == bio->bi_rw); - - offset = (pgoff_t)(bio->bi_iter.bi_sector << 9) + lo->lo_offset; - bio_for_each_segment(bvec, bio, iter) { - BUG_ON(bvec.bv_offset != 0); - BUG_ON(bvec.bv_len != PAGE_SIZE); - - pages[page_count] = bvec.bv_page; - offsets[page_count] = offset; - page_count++; - offset += bvec.bv_len; - } - LASSERT(page_count <= LLOOP_MAX_SEGMENTS); - } - - ll_stats_ops_tally(ll_i2sbi(inode), - (rw == WRITE) ? LPROC_LL_BRW_WRITE : LPROC_LL_BRW_READ, - page_count); - - pvec->ldp_size = page_count << PAGE_SHIFT; - pvec->ldp_nr = page_count; - - /* FIXME: in ll_direct_rw_pages, it has to allocate many cl_page{}s to - * write those pages into OST. Even worse case is that more pages - * would be asked to write out to swap space, and then finally get here - * again. - * Unfortunately this is NOT easy to fix. - * Thoughts on solution: - * 0. Define a reserved pool for cl_pages, which could be a list of - * pre-allocated cl_pages; - * 1. Define a new operation in cl_object_operations{}, says clo_depth, - * which measures how many layers for this lustre object. Generally - * speaking, the depth would be 2, one for llite, and one for lovsub. - * However, for SNS, there will be more since we need additional page - * to store parity; - * 2. Reserve the # of (page_count * depth) cl_pages from the reserved - * pool. Afterwards, the clio would allocate the pages from reserved - * pool, this guarantees we needn't allocate the cl_pages from - * generic cl_page slab cache. - * Of course, if there is NOT enough pages in the pool, we might - * be asked to write less pages once, this purely depends on - * implementation. Anyway, we should be careful to avoid deadlocking. - */ - inode_lock(inode); - bytes = ll_direct_rw_pages(env, io, rw, inode, pvec); - inode_unlock(inode); - cl_io_fini(env, io); - return (bytes == pvec->ldp_size) ? 0 : (int)bytes; -} - -/* - * Add bio to back of pending list - */ -static void loop_add_bio(struct lloop_device *lo, struct bio *bio) -{ - unsigned long flags; - - spin_lock_irqsave(&lo->lo_lock, flags); - if (lo->lo_biotail) { - lo->lo_biotail->bi_next = bio; - lo->lo_biotail = bio; - } else { - lo->lo_bio = lo->lo_biotail = bio; - } - spin_unlock_irqrestore(&lo->lo_lock, flags); - - atomic_inc(&lo->lo_pending); - if (waitqueue_active(&lo->lo_bh_wait)) - wake_up(&lo->lo_bh_wait); -} - -/* - * Grab first pending buffer - */ -static unsigned int loop_get_bio(struct lloop_device *lo, struct bio **req) -{ - struct bio *first; - struct bio **bio; - unsigned int count = 0; - unsigned int page_count = 0; - int rw; - - spin_lock_irq(&lo->lo_lock); - first = lo->lo_bio; - if (unlikely(!first)) { - spin_unlock_irq(&lo->lo_lock); - return 0; - } - - /* TODO: need to split the bio, too bad. */ - LASSERT(first->bi_vcnt <= LLOOP_MAX_SEGMENTS); - - rw = first->bi_rw; - bio = &lo->lo_bio; - while (*bio && (*bio)->bi_rw == rw) { - CDEBUG(D_INFO, "bio sector %llu size %u count %u vcnt%u\n", - (unsigned long long)(*bio)->bi_iter.bi_sector, - (*bio)->bi_iter.bi_size, - page_count, (*bio)->bi_vcnt); - if (page_count + (*bio)->bi_vcnt > LLOOP_MAX_SEGMENTS) - break; - - page_count += (*bio)->bi_vcnt; - count++; - bio = &(*bio)->bi_next; - } - if (*bio) { - /* Some of bios can't be mergeable. */ - lo->lo_bio = *bio; - *bio = NULL; - } else { - /* Hit the end of queue */ - lo->lo_biotail = NULL; - lo->lo_bio = NULL; - } - *req = first; - spin_unlock_irq(&lo->lo_lock); - return count; -} - -static blk_qc_t loop_make_request(struct request_queue *q, struct bio *old_bio) -{ - struct lloop_device *lo = q->queuedata; - int rw = bio_rw(old_bio); - int inactive; - - blk_queue_split(q, &old_bio, q->bio_split); - - if (!lo) - goto err; - - CDEBUG(D_INFO, "submit bio sector %llu size %u\n", - (unsigned long long)old_bio->bi_iter.bi_sector, - old_bio->bi_iter.bi_size); - - spin_lock_irq(&lo->lo_lock); - inactive = lo->lo_state != LLOOP_BOUND; - spin_unlock_irq(&lo->lo_lock); - if (inactive) - goto err; - - if (rw == WRITE) { - if (lo->lo_flags & LO_FLAGS_READ_ONLY) - goto err; - } else if (rw == READA) { - rw = READ; - } else if (rw != READ) { - CERROR("lloop: unknown command (%x)\n", rw); - goto err; - } - loop_add_bio(lo, old_bio); - return BLK_QC_T_NONE; -err: - bio_io_error(old_bio); - return BLK_QC_T_NONE; -} - -static inline void loop_handle_bio(struct lloop_device *lo, struct bio *bio) -{ - int ret; - - ret = do_bio_lustrebacked(lo, bio); - while (bio) { - struct bio *tmp = bio->bi_next; - - bio->bi_next = NULL; - bio->bi_error = ret; - bio_endio(bio); - bio = tmp; - } -} - -static inline int loop_active(struct lloop_device *lo) -{ - return atomic_read(&lo->lo_pending) || - (lo->lo_state == LLOOP_RUNDOWN); -} - -/* - * worker thread that handles reads/writes to file backed loop devices, - * to avoid blocking in our make_request_fn. - */ -static int loop_thread(void *data) -{ - struct lloop_device *lo = data; - struct bio *bio; - unsigned int count; - unsigned long times = 0; - unsigned long total_count = 0; - - struct lu_env *env; - int refcheck; - int ret = 0; - - set_user_nice(current, MIN_NICE); - - lo->lo_state = LLOOP_BOUND; - - env = cl_env_get(&refcheck); - if (IS_ERR(env)) { - ret = PTR_ERR(env); - goto out; - } - - lo->lo_env = env; - memset(&lo->lo_pvec, 0, sizeof(lo->lo_pvec)); - lo->lo_pvec.ldp_pages = lo->lo_requests[0].lrd_pages; - lo->lo_pvec.ldp_offsets = lo->lo_requests[0].lrd_offsets; - - /* - * up sem, we are running - */ - up(&lo->lo_sem); - - for (;;) { - wait_event(lo->lo_bh_wait, loop_active(lo)); - if (!atomic_read(&lo->lo_pending)) { - int exiting = 0; - - spin_lock_irq(&lo->lo_lock); - exiting = (lo->lo_state == LLOOP_RUNDOWN); - spin_unlock_irq(&lo->lo_lock); - if (exiting) - break; - } - - bio = NULL; - count = loop_get_bio(lo, &bio); - if (!count) { - CWARN("lloop(minor: %d): missing bio\n", lo->lo_number); - continue; - } - - total_count += count; - if (total_count < count) { /* overflow */ - total_count = count; - times = 1; - } else { - times++; - } - if ((times & 127) == 0) { - CDEBUG(D_INFO, "total: %lu, count: %lu, avg: %lu\n", - total_count, times, total_count / times); - } - - LASSERT(bio); - LASSERT(count <= atomic_read(&lo->lo_pending)); - loop_handle_bio(lo, bio); - atomic_sub(count, &lo->lo_pending); - } - cl_env_put(env, &refcheck); - -out: - up(&lo->lo_sem); - return ret; -} - -static int loop_set_fd(struct lloop_device *lo, struct file *unused, - struct block_device *bdev, struct file *file) -{ - struct inode *inode; - struct address_space *mapping; - int lo_flags = 0; - int error; - loff_t size; - - if (!try_module_get(THIS_MODULE)) - return -ENODEV; - - error = -EBUSY; - if (lo->lo_state != LLOOP_UNBOUND) - goto out; - - mapping = file->f_mapping; - inode = mapping->host; - - error = -EINVAL; - if (!S_ISREG(inode->i_mode) || inode->i_sb->s_magic != LL_SUPER_MAGIC) - goto out; - - if (!(file->f_mode & FMODE_WRITE)) - lo_flags |= LO_FLAGS_READ_ONLY; - - size = get_loop_size(lo, file); - - if ((loff_t)(sector_t)size != size) { - error = -EFBIG; - goto out; - } - - /* remove all pages in cache so as dirty pages not to be existent. */ - truncate_inode_pages(mapping, 0); - - set_device_ro(bdev, (lo_flags & LO_FLAGS_READ_ONLY) != 0); - - lo->lo_blocksize = PAGE_SIZE; - lo->lo_device = bdev; - lo->lo_flags = lo_flags; - lo->lo_backing_file = file; - lo->lo_sizelimit = 0; - lo->old_gfp_mask = mapping_gfp_mask(mapping); - mapping_set_gfp_mask(mapping, lo->old_gfp_mask & ~(__GFP_IO|__GFP_FS)); - - lo->lo_bio = lo->lo_biotail = NULL; - - /* - * set queue make_request_fn, and add limits based on lower level - * device - */ - blk_queue_make_request(lo->lo_queue, loop_make_request); - lo->lo_queue->queuedata = lo; - - /* queue parameters */ - CLASSERT(PAGE_SIZE < (1 << (sizeof(unsigned short) * 8))); - blk_queue_logical_block_size(lo->lo_queue, - (unsigned short)PAGE_SIZE); - blk_queue_max_hw_sectors(lo->lo_queue, - LLOOP_MAX_SEGMENTS << (PAGE_SHIFT - 9)); - blk_queue_max_segments(lo->lo_queue, LLOOP_MAX_SEGMENTS); - - set_capacity(disks[lo->lo_number], size); - bd_set_size(bdev, size << 9); - - set_blocksize(bdev, lo->lo_blocksize); - - kthread_run(loop_thread, lo, "lloop%d", lo->lo_number); - down(&lo->lo_sem); - return 0; - -out: - /* This is safe: open() is still holding a reference. */ - module_put(THIS_MODULE); - return error; -} - -static int loop_clr_fd(struct lloop_device *lo, struct block_device *bdev, - int count) -{ - struct file *filp = lo->lo_backing_file; - gfp_t gfp = lo->old_gfp_mask; - - if (lo->lo_state != LLOOP_BOUND) - return -ENXIO; - - if (lo->lo_refcnt > count) /* we needed one fd for the ioctl */ - return -EBUSY; - - if (!filp) - return -EINVAL; - - spin_lock_irq(&lo->lo_lock); - lo->lo_state = LLOOP_RUNDOWN; - spin_unlock_irq(&lo->lo_lock); - wake_up(&lo->lo_bh_wait); - - down(&lo->lo_sem); - lo->lo_backing_file = NULL; - lo->lo_device = NULL; - lo->lo_offset = 0; - lo->lo_sizelimit = 0; - lo->lo_flags = 0; - invalidate_bdev(bdev); - set_capacity(disks[lo->lo_number], 0); - bd_set_size(bdev, 0); - mapping_set_gfp_mask(filp->f_mapping, gfp); - lo->lo_state = LLOOP_UNBOUND; - fput(filp); - /* This is safe: open() is still holding a reference. */ - module_put(THIS_MODULE); - return 0; -} - -static int lo_open(struct block_device *bdev, fmode_t mode) -{ - struct lloop_device *lo = bdev->bd_disk->private_data; - - mutex_lock(&lo->lo_ctl_mutex); - lo->lo_refcnt++; - mutex_unlock(&lo->lo_ctl_mutex); - - return 0; -} - -static void lo_release(struct gendisk *disk, fmode_t mode) -{ - struct lloop_device *lo = disk->private_data; - - mutex_lock(&lo->lo_ctl_mutex); - --lo->lo_refcnt; - mutex_unlock(&lo->lo_ctl_mutex); -} - -/* lloop device node's ioctl function. */ -static int lo_ioctl(struct block_device *bdev, fmode_t mode, - unsigned int cmd, unsigned long arg) -{ - struct lloop_device *lo = bdev->bd_disk->private_data; - struct inode *inode = NULL; - int err = 0; - - mutex_lock(&lloop_mutex); - switch (cmd) { - case LL_IOC_LLOOP_DETACH: { - err = loop_clr_fd(lo, bdev, 2); - if (err == 0) - blkdev_put(bdev, 0); /* grabbed in LLOOP_ATTACH */ - break; - } - - case LL_IOC_LLOOP_INFO: { - struct lu_fid fid; - - if (!lo->lo_backing_file) { - err = -ENOENT; - break; - } - if (!inode) - inode = file_inode(lo->lo_backing_file); - if (lo->lo_state == LLOOP_BOUND) - fid = ll_i2info(inode)->lli_fid; - else - fid_zero(&fid); - - if (copy_to_user((void __user *)arg, &fid, sizeof(fid))) - err = -EFAULT; - break; - } - - default: - err = -EINVAL; - break; - } - mutex_unlock(&lloop_mutex); - - return err; -} - -static struct block_device_operations lo_fops = { - .owner = THIS_MODULE, - .open = lo_open, - .release = lo_release, - .ioctl = lo_ioctl, -}; - -/* dynamic iocontrol callback. - * This callback is registered in lloop_init and will be called by - * ll_iocontrol_call. - * - * This is a llite regular file ioctl function. It takes the responsibility - * of attaching or detaching a file by a lloop's device number. - */ -static enum llioc_iter lloop_ioctl(struct inode *unused, struct file *file, - unsigned int cmd, unsigned long arg, - void *magic, int *rcp) -{ - struct lloop_device *lo = NULL; - struct block_device *bdev = NULL; - int err = 0; - dev_t dev; - - if (magic != ll_iocontrol_magic) - return LLIOC_CONT; - - if (!disks) { - err = -ENODEV; - goto out1; - } - - CWARN("Enter llop_ioctl\n"); - - mutex_lock(&lloop_mutex); - switch (cmd) { - case LL_IOC_LLOOP_ATTACH: { - struct lloop_device *lo_free = NULL; - int i; - - for (i = 0; i < max_loop; i++, lo = NULL) { - lo = &loop_dev[i]; - if (lo->lo_state == LLOOP_UNBOUND) { - if (!lo_free) - lo_free = lo; - continue; - } - if (file_inode(lo->lo_backing_file) == file_inode(file)) - break; - } - if (lo || !lo_free) { - err = -EBUSY; - goto out; - } - - lo = lo_free; - dev = MKDEV(lloop_major, lo->lo_number); - - /* quit if the used pointer is writable */ - if (put_user((long)old_encode_dev(dev), (long __user *)arg)) { - err = -EFAULT; - goto out; - } - - bdev = blkdev_get_by_dev(dev, file->f_mode, NULL); - if (IS_ERR(bdev)) { - err = PTR_ERR(bdev); - goto out; - } - - get_file(file); - err = loop_set_fd(lo, NULL, bdev, file); - if (err) { - fput(file); - blkdev_put(bdev, 0); - } - - break; - } - - case LL_IOC_LLOOP_DETACH_BYDEV: { - int minor; - - dev = old_decode_dev(arg); - if (MAJOR(dev) != lloop_major) { - err = -EINVAL; - goto out; - } - - minor = MINOR(dev); - if (minor > max_loop - 1) { - err = -EINVAL; - goto out; - } - - lo = &loop_dev[minor]; - if (lo->lo_state != LLOOP_BOUND) { - err = -EINVAL; - goto out; - } - - bdev = lo->lo_device; - err = loop_clr_fd(lo, bdev, 1); - if (err == 0) - blkdev_put(bdev, 0); /* grabbed in LLOOP_ATTACH */ - - break; - } - - default: - err = -EINVAL; - break; - } - -out: - mutex_unlock(&lloop_mutex); -out1: - if (rcp) - *rcp = err; - return LLIOC_STOP; -} - -static int __init lloop_init(void) -{ - int i; - unsigned int cmdlist[] = { - LL_IOC_LLOOP_ATTACH, - LL_IOC_LLOOP_DETACH_BYDEV, - }; - - if (max_loop < 1 || max_loop > 256) { - max_loop = MAX_LOOP_DEFAULT; - CWARN("lloop: invalid max_loop (must be between 1 and 256), using default (%u)\n", - max_loop); - } - - lloop_major = register_blkdev(0, "lloop"); - if (lloop_major < 0) - return -EIO; - - CDEBUG(D_CONFIG, "registered lloop major %d with %u minors\n", - lloop_major, max_loop); - - ll_iocontrol_magic = ll_iocontrol_register(lloop_ioctl, 2, cmdlist); - if (!ll_iocontrol_magic) - goto out_mem1; - - loop_dev = kcalloc(max_loop, sizeof(*loop_dev), GFP_KERNEL); - if (!loop_dev) - goto out_mem1; - - disks = kcalloc(max_loop, sizeof(*disks), GFP_KERNEL); - if (!disks) - goto out_mem2; - - for (i = 0; i < max_loop; i++) { - disks[i] = alloc_disk(1); - if (!disks[i]) - goto out_mem3; - } - - mutex_init(&lloop_mutex); - - for (i = 0; i < max_loop; i++) { - struct lloop_device *lo = &loop_dev[i]; - struct gendisk *disk = disks[i]; - - lo->lo_queue = blk_alloc_queue(GFP_KERNEL); - if (!lo->lo_queue) - goto out_mem4; - - mutex_init(&lo->lo_ctl_mutex); - sema_init(&lo->lo_sem, 0); - init_waitqueue_head(&lo->lo_bh_wait); - lo->lo_number = i; - spin_lock_init(&lo->lo_lock); - disk->major = lloop_major; - disk->first_minor = i; - disk->fops = &lo_fops; - sprintf(disk->disk_name, "lloop%d", i); - disk->private_data = lo; - disk->queue = lo->lo_queue; - } - - /* We cannot fail after we call this, so another loop!*/ - for (i = 0; i < max_loop; i++) - add_disk(disks[i]); - return 0; - -out_mem4: - while (i--) - blk_cleanup_queue(loop_dev[i].lo_queue); - i = max_loop; -out_mem3: - while (i--) - put_disk(disks[i]); - kfree(disks); -out_mem2: - kfree(loop_dev); -out_mem1: - unregister_blkdev(lloop_major, "lloop"); - ll_iocontrol_unregister(ll_iocontrol_magic); - CERROR("lloop: ran out of memory\n"); - return -ENOMEM; -} - -static void lloop_exit(void) -{ - int i; - - ll_iocontrol_unregister(ll_iocontrol_magic); - for (i = 0; i < max_loop; i++) { - del_gendisk(disks[i]); - blk_cleanup_queue(loop_dev[i].lo_queue); - put_disk(disks[i]); - } - - unregister_blkdev(lloop_major, "lloop"); - - kfree(disks); - kfree(loop_dev); -} - -module_param(max_loop, int, 0444); -MODULE_PARM_DESC(max_loop, "maximum of lloop_device"); -MODULE_AUTHOR("OpenSFS, Inc. <http://www.lustre.org/>"); -MODULE_DESCRIPTION("Lustre virtual block device"); -MODULE_VERSION(LUSTRE_VERSION_STRING); -MODULE_LICENSE("GPL"); - -module_init(lloop_init); -module_exit(lloop_exit); diff --git a/drivers/staging/lustre/lustre/llite/lproc_llite.c b/drivers/staging/lustre/lustre/llite/lproc_llite.c index 55d62eb11957..e86bf3c53be3 100644 --- a/drivers/staging/lustre/lustre/llite/lproc_llite.c +++ b/drivers/staging/lustre/lustre/llite/lproc_llite.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -180,11 +176,7 @@ LUSTRE_RO_ATTR(filesfree); static ssize_t client_type_show(struct kobject *kobj, struct attribute *attr, char *buf) { - struct ll_sb_info *sbi = container_of(kobj, struct ll_sb_info, - ll_kobj); - - return sprintf(buf, "%s client\n", - sbi->ll_flags & LL_SBI_RMT_CLIENT ? "remote" : "local"); + return sprintf(buf, "local client\n"); } LUSTRE_RO_ATTR(client_type); @@ -364,7 +356,7 @@ static int ll_max_cached_mb_seq_show(struct seq_file *m, void *v) { struct super_block *sb = m->private; struct ll_sb_info *sbi = ll_s2sbi(sb); - struct cl_client_cache *cache = &sbi->ll_cache; + struct cl_client_cache *cache = sbi->ll_cache; int shift = 20 - PAGE_SHIFT; int max_cached_mb; int unused_mb; @@ -391,7 +383,7 @@ static ssize_t ll_max_cached_mb_seq_write(struct file *file, { struct super_block *sb = ((struct seq_file *)file->private_data)->private; struct ll_sb_info *sbi = ll_s2sbi(sb); - struct cl_client_cache *cache = &sbi->ll_cache; + struct cl_client_cache *cache = sbi->ll_cache; struct lu_env *env; int refcheck; int mult, rc, pages_number; @@ -830,7 +822,7 @@ static ssize_t unstable_stats_show(struct kobject *kobj, { struct ll_sb_info *sbi = container_of(kobj, struct ll_sb_info, ll_kobj); - struct cl_client_cache *cache = &sbi->ll_cache; + struct cl_client_cache *cache = sbi->ll_cache; int pages, mb; pages = atomic_read(&cache->ccc_unstable_nr); diff --git a/drivers/staging/lustre/lustre/llite/namei.c b/drivers/staging/lustre/lustre/llite/namei.c index 5eba0ebae10f..3664bfd0178b 100644 --- a/drivers/staging/lustre/lustre/llite/namei.c +++ b/drivers/staging/lustre/lustre/llite/namei.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -144,7 +140,7 @@ static void ll_invalidate_negative_children(struct inode *dir) { struct dentry *dentry, *tmp_subdir; - ll_lock_dcache(dir); + spin_lock(&dir->i_lock); hlist_for_each_entry(dentry, &dir->i_dentry, d_u.d_alias) { spin_lock(&dentry->d_lock); if (!list_empty(&dentry->d_subdirs)) { @@ -159,7 +155,7 @@ static void ll_invalidate_negative_children(struct inode *dir) } spin_unlock(&dentry->d_lock); } - ll_unlock_dcache(dir); + spin_unlock(&dir->i_lock); } int ll_md_blocking_ast(struct ldlm_lock *lock, struct ldlm_lock_desc *desc, @@ -318,9 +314,10 @@ static struct dentry *ll_find_alias(struct inode *inode, struct dentry *dentry) if (hlist_empty(&inode->i_dentry)) return NULL; - discon_alias = invalid_alias = NULL; + discon_alias = NULL; + invalid_alias = NULL; - ll_lock_dcache(inode); + spin_lock(&inode->i_lock); hlist_for_each_entry(alias, &inode->i_dentry, d_u.d_alias) { LASSERT(alias != dentry); @@ -345,7 +342,7 @@ static struct dentry *ll_find_alias(struct inode *inode, struct dentry *dentry) dget_dlock(alias); spin_unlock(&alias->d_lock); } - ll_unlock_dcache(inode); + spin_unlock(&inode->i_lock); return alias; } @@ -396,7 +393,7 @@ static int ll_lookup_it_finish(struct ptlrpc_request *request, * when I return */ CDEBUG(D_DENTRY, "it %p it_disposition %x\n", it, - it->d.lustre.it_disposition); + it->it_disposition); if (!it_disposition(it, DISP_LOOKUP_NEG)) { rc = ll_prep_inode(&inode, request, (*de)->d_sb, it); if (rc) @@ -448,7 +445,7 @@ static int ll_lookup_it_finish(struct ptlrpc_request *request, /* Check that parent has UPDATE lock. */ struct lookup_intent parent_it = { .it_op = IT_GETATTR, - .d.lustre.it_lock_handle = 0 }; + .it_lock_handle = 0 }; if (md_revalidate_lock(ll_i2mdexp(parent), &parent_it, &ll_i2info(parent)->lli_fid, NULL)) { @@ -625,13 +622,10 @@ static int ll_atomic_open(struct inode *dir, struct dentry *dentry, if (d_really_is_positive(dentry) && it_disposition(it, DISP_OPEN_OPEN)) { /* Open dentry. */ if (S_ISFIFO(d_inode(dentry)->i_mode)) { - /* We cannot call open here as it would - * deadlock. + /* We cannot call open here as it might + * deadlock. This case is unreachable in + * practice because of OBD_CONNECT_NODEVOH. */ - if (it_disposition(it, DISP_ENQ_OPEN_REF)) - ptlrpc_req_finished( - (struct ptlrpc_request *) - it->d.lustre.it_data); rc = finish_no_open(file, de); } else { file->private_data = it; @@ -662,10 +656,10 @@ static struct inode *ll_create_node(struct inode *dir, struct lookup_intent *it) struct ll_sb_info *sbi = ll_i2sbi(dir); int rc; - LASSERT(it && it->d.lustre.it_disposition); + LASSERT(it && it->it_disposition); LASSERT(it_disposition(it, DISP_ENQ_CREATE_REF)); - request = it->d.lustre.it_data; + request = it->it_request; it_clear_disposition(it, DISP_ENQ_CREATE_REF); rc = ll_prep_inode(&inode, request, dir->i_sb, it); if (rc) { diff --git a/drivers/staging/lustre/lustre/llite/remote_perm.c b/drivers/staging/lustre/lustre/llite/remote_perm.c deleted file mode 100644 index e9d25317cd28..000000000000 --- a/drivers/staging/lustre/lustre/llite/remote_perm.c +++ /dev/null @@ -1,324 +0,0 @@ -/* - * GPL HEADER START - * - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 only, - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License version 2 for more details (a copy is included - * in the LICENSE file that accompanied this code). - * - * You should have received a copy of the GNU General Public License - * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. - * - * GPL HEADER END - */ -/* - * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. - * Use is subject to license terms. - * - * Copyright (c) 2011, 2012, Intel Corporation. - */ -/* - * This file is part of Lustre, http://www.lustre.org/ - * Lustre is a trademark of Sun Microsystems, Inc. - * - * lustre/llite/remote_perm.c - * - * Lustre Permission Cache for Remote Client - * - * Author: Lai Siyao <lsy@clusterfs.com> - * Author: Fan Yong <fanyong@clusterfs.com> - */ - -#define DEBUG_SUBSYSTEM S_LLITE - -#include <linux/module.h> -#include <linux/types.h> - -#include "../include/lustre_lite.h" -#include "../include/lustre_ha.h" -#include "../include/lustre_dlm.h" -#include "../include/lprocfs_status.h" -#include "../include/lustre_disk.h" -#include "../include/lustre_param.h" -#include "llite_internal.h" - -struct kmem_cache *ll_remote_perm_cachep; -struct kmem_cache *ll_rmtperm_hash_cachep; - -static inline struct ll_remote_perm *alloc_ll_remote_perm(void) -{ - struct ll_remote_perm *lrp; - - lrp = kmem_cache_zalloc(ll_remote_perm_cachep, GFP_KERNEL); - if (lrp) - INIT_HLIST_NODE(&lrp->lrp_list); - return lrp; -} - -static inline void free_ll_remote_perm(struct ll_remote_perm *lrp) -{ - if (!lrp) - return; - - if (!hlist_unhashed(&lrp->lrp_list)) - hlist_del(&lrp->lrp_list); - kmem_cache_free(ll_remote_perm_cachep, lrp); -} - -static struct hlist_head *alloc_rmtperm_hash(void) -{ - struct hlist_head *hash; - int i; - - hash = kmem_cache_zalloc(ll_rmtperm_hash_cachep, GFP_NOFS); - if (!hash) - return NULL; - - for (i = 0; i < REMOTE_PERM_HASHSIZE; i++) - INIT_HLIST_HEAD(hash + i); - - return hash; -} - -void free_rmtperm_hash(struct hlist_head *hash) -{ - int i; - struct ll_remote_perm *lrp; - struct hlist_node *next; - - if (!hash) - return; - - for (i = 0; i < REMOTE_PERM_HASHSIZE; i++) - hlist_for_each_entry_safe(lrp, next, hash + i, lrp_list) - free_ll_remote_perm(lrp); - kmem_cache_free(ll_rmtperm_hash_cachep, hash); -} - -static inline int remote_perm_hashfunc(uid_t uid) -{ - return uid & (REMOTE_PERM_HASHSIZE - 1); -} - -/* NB: setxid permission is not checked here, instead it's done on - * MDT when client get remote permission. - */ -static int do_check_remote_perm(struct ll_inode_info *lli, int mask) -{ - struct hlist_head *head; - struct ll_remote_perm *lrp; - int found = 0, rc; - - if (!lli->lli_remote_perms) - return -ENOENT; - - head = lli->lli_remote_perms + - remote_perm_hashfunc(from_kuid(&init_user_ns, current_uid())); - - spin_lock(&lli->lli_lock); - hlist_for_each_entry(lrp, head, lrp_list) { - if (lrp->lrp_uid != from_kuid(&init_user_ns, current_uid())) - continue; - if (lrp->lrp_gid != from_kgid(&init_user_ns, current_gid())) - continue; - if (lrp->lrp_fsuid != from_kuid(&init_user_ns, current_fsuid())) - continue; - if (lrp->lrp_fsgid != from_kgid(&init_user_ns, current_fsgid())) - continue; - found = 1; - break; - } - - if (!found) { - rc = -ENOENT; - goto out; - } - - CDEBUG(D_SEC, "found remote perm: %u/%u/%u/%u - %#x\n", - lrp->lrp_uid, lrp->lrp_gid, lrp->lrp_fsuid, lrp->lrp_fsgid, - lrp->lrp_access_perm); - rc = ((lrp->lrp_access_perm & mask) == mask) ? 0 : -EACCES; - -out: - spin_unlock(&lli->lli_lock); - return rc; -} - -int ll_update_remote_perm(struct inode *inode, struct mdt_remote_perm *perm) -{ - struct ll_inode_info *lli = ll_i2info(inode); - struct ll_remote_perm *lrp = NULL, *tmp = NULL; - struct hlist_head *head, *perm_hash = NULL; - - LASSERT(ll_i2sbi(inode)->ll_flags & LL_SBI_RMT_CLIENT); - -#if 0 - if (perm->rp_uid != current->uid || - perm->rp_gid != current->gid || - perm->rp_fsuid != current->fsuid || - perm->rp_fsgid != current->fsgid) { - /* user might setxid in this small period */ - CDEBUG(D_SEC, - "remote perm user %u/%u/%u/%u != current %u/%u/%u/%u\n", - perm->rp_uid, perm->rp_gid, perm->rp_fsuid, - perm->rp_fsgid, current->uid, current->gid, - current->fsuid, current->fsgid); - return -EAGAIN; - } -#endif - - if (!lli->lli_remote_perms) { - perm_hash = alloc_rmtperm_hash(); - if (!perm_hash) { - CERROR("alloc lli_remote_perms failed!\n"); - return -ENOMEM; - } - } - - spin_lock(&lli->lli_lock); - - if (!lli->lli_remote_perms) - lli->lli_remote_perms = perm_hash; - else - free_rmtperm_hash(perm_hash); - - head = lli->lli_remote_perms + remote_perm_hashfunc(perm->rp_uid); - -again: - hlist_for_each_entry(tmp, head, lrp_list) { - if (tmp->lrp_uid != perm->rp_uid) - continue; - if (tmp->lrp_gid != perm->rp_gid) - continue; - if (tmp->lrp_fsuid != perm->rp_fsuid) - continue; - if (tmp->lrp_fsgid != perm->rp_fsgid) - continue; - free_ll_remote_perm(lrp); - lrp = tmp; - break; - } - - if (!lrp) { - spin_unlock(&lli->lli_lock); - lrp = alloc_ll_remote_perm(); - if (!lrp) { - CERROR("alloc memory for ll_remote_perm failed!\n"); - return -ENOMEM; - } - spin_lock(&lli->lli_lock); - goto again; - } - - lrp->lrp_access_perm = perm->rp_access_perm; - if (lrp != tmp) { - lrp->lrp_uid = perm->rp_uid; - lrp->lrp_gid = perm->rp_gid; - lrp->lrp_fsuid = perm->rp_fsuid; - lrp->lrp_fsgid = perm->rp_fsgid; - hlist_add_head(&lrp->lrp_list, head); - } - lli->lli_rmtperm_time = cfs_time_current(); - spin_unlock(&lli->lli_lock); - - CDEBUG(D_SEC, "new remote perm@%p: %u/%u/%u/%u - %#x\n", - lrp, lrp->lrp_uid, lrp->lrp_gid, lrp->lrp_fsuid, lrp->lrp_fsgid, - lrp->lrp_access_perm); - - return 0; -} - -int lustre_check_remote_perm(struct inode *inode, int mask) -{ - struct ll_inode_info *lli = ll_i2info(inode); - struct ll_sb_info *sbi = ll_i2sbi(inode); - struct ptlrpc_request *req = NULL; - struct mdt_remote_perm *perm; - unsigned long save; - int i = 0, rc; - - do { - save = lli->lli_rmtperm_time; - rc = do_check_remote_perm(lli, mask); - if (!rc || (rc != -ENOENT && i)) - break; - - might_sleep(); - - mutex_lock(&lli->lli_rmtperm_mutex); - /* check again */ - if (save != lli->lli_rmtperm_time) { - rc = do_check_remote_perm(lli, mask); - if (!rc || (rc != -ENOENT && i)) { - mutex_unlock(&lli->lli_rmtperm_mutex); - break; - } - } - - if (i++ > 5) { - CERROR("check remote perm falls in dead loop!\n"); - LBUG(); - } - - rc = md_get_remote_perm(sbi->ll_md_exp, ll_inode2fid(inode), - ll_i2suppgid(inode), &req); - if (rc) { - mutex_unlock(&lli->lli_rmtperm_mutex); - break; - } - - perm = req_capsule_server_swab_get(&req->rq_pill, &RMF_ACL, - lustre_swab_mdt_remote_perm); - if (unlikely(!perm)) { - mutex_unlock(&lli->lli_rmtperm_mutex); - rc = -EPROTO; - break; - } - - rc = ll_update_remote_perm(inode, perm); - mutex_unlock(&lli->lli_rmtperm_mutex); - if (rc == -ENOMEM) - break; - - ptlrpc_req_finished(req); - req = NULL; - } while (1); - ptlrpc_req_finished(req); - return rc; -} - -#if 0 /* NB: remote perms can't be freed in ll_mdc_blocking_ast of UPDATE lock, - * because it will fail sanity test 48. - */ -void ll_free_remote_perms(struct inode *inode) -{ - struct ll_inode_info *lli = ll_i2info(inode); - struct hlist_head *hash = lli->lli_remote_perms; - struct ll_remote_perm *lrp; - struct hlist_node *node, *next; - int i; - - LASSERT(hash); - - spin_lock(&lli->lli_lock); - - for (i = 0; i < REMOTE_PERM_HASHSIZE; i++) { - hlist_for_each_entry_safe(lrp, node, next, hash + i, lrp_list) - free_ll_remote_perm(lrp); - } - - spin_unlock(&lli->lli_lock); -} -#endif diff --git a/drivers/staging/lustre/lustre/llite/rw.c b/drivers/staging/lustre/lustre/llite/rw.c index 336397773fbb..87393c4bd51e 100644 --- a/drivers/staging/lustre/lustre/llite/rw.c +++ b/drivers/staging/lustre/lustre/llite/rw.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -59,84 +55,6 @@ #include "llite_internal.h" #include "../include/linux/lustre_compat25.h" -/** - * Finalizes cl-data before exiting typical address_space operation. Dual to - * ll_cl_init(). - */ -void ll_cl_fini(struct ll_cl_context *lcc) -{ - struct lu_env *env = lcc->lcc_env; - struct cl_io *io = lcc->lcc_io; - struct cl_page *page = lcc->lcc_page; - - LASSERT(lcc->lcc_cookie == current); - LASSERT(env); - - if (page) { - lu_ref_del(&page->cp_reference, "cl_io", io); - cl_page_put(env, page); - } - - cl_env_put(env, &lcc->lcc_refcheck); -} - -/** - * Initializes common cl-data at the typical address_space operation entry - * point. - */ -struct ll_cl_context *ll_cl_init(struct file *file, struct page *vmpage) -{ - struct ll_cl_context *lcc; - struct lu_env *env; - struct cl_io *io; - struct cl_object *clob; - struct vvp_io *vio; - - int refcheck; - int result = 0; - - clob = ll_i2info(file_inode(file))->lli_clob; - LASSERT(clob); - - env = cl_env_get(&refcheck); - if (IS_ERR(env)) - return ERR_CAST(env); - - lcc = &ll_env_info(env)->lti_io_ctx; - memset(lcc, 0, sizeof(*lcc)); - lcc->lcc_env = env; - lcc->lcc_refcheck = refcheck; - lcc->lcc_cookie = current; - - vio = vvp_env_io(env); - io = vio->vui_cl.cis_io; - lcc->lcc_io = io; - if (!io) - result = -EIO; - - if (result == 0 && vmpage) { - struct cl_page *page; - - LASSERT(io->ci_state == CIS_IO_GOING); - LASSERT(vio->vui_fd == LUSTRE_FPRIVATE(file)); - page = cl_page_find(env, clob, vmpage->index, vmpage, - CPT_CACHEABLE); - if (!IS_ERR(page)) { - lcc->lcc_page = page; - lu_ref_add(&page->cp_reference, "cl_io", io); - result = 0; - } else { - result = PTR_ERR(page); - } - } - if (result) { - ll_cl_fini(lcc); - lcc = ERR_PTR(result); - } - - return lcc; -} - static void ll_ra_stats_inc_sbi(struct ll_sb_info *sbi, enum ra_stat which); /** @@ -1112,17 +1030,70 @@ int ll_writepages(struct address_space *mapping, struct writeback_control *wbc) return result; } +struct ll_cl_context *ll_cl_find(struct file *file) +{ + struct ll_file_data *fd = LUSTRE_FPRIVATE(file); + struct ll_cl_context *lcc; + struct ll_cl_context *found = NULL; + + read_lock(&fd->fd_lock); + list_for_each_entry(lcc, &fd->fd_lccs, lcc_list) { + if (lcc->lcc_cookie == current) { + found = lcc; + break; + } + } + read_unlock(&fd->fd_lock); + + return found; +} + +void ll_cl_add(struct file *file, const struct lu_env *env, struct cl_io *io) +{ + struct ll_file_data *fd = LUSTRE_FPRIVATE(file); + struct ll_cl_context *lcc = &ll_env_info(env)->lti_io_ctx; + + memset(lcc, 0, sizeof(*lcc)); + INIT_LIST_HEAD(&lcc->lcc_list); + lcc->lcc_cookie = current; + lcc->lcc_env = env; + lcc->lcc_io = io; + + write_lock(&fd->fd_lock); + list_add(&lcc->lcc_list, &fd->fd_lccs); + write_unlock(&fd->fd_lock); +} + +void ll_cl_remove(struct file *file, const struct lu_env *env) +{ + struct ll_file_data *fd = LUSTRE_FPRIVATE(file); + struct ll_cl_context *lcc = &ll_env_info(env)->lti_io_ctx; + + write_lock(&fd->fd_lock); + list_del_init(&lcc->lcc_list); + write_unlock(&fd->fd_lock); +} + int ll_readpage(struct file *file, struct page *vmpage) { + struct cl_object *clob = ll_i2info(file_inode(file))->lli_clob; struct ll_cl_context *lcc; + const struct lu_env *env; + struct cl_io *io; + struct cl_page *page; int result; - lcc = ll_cl_init(file, vmpage); - if (!IS_ERR(lcc)) { - struct lu_env *env = lcc->lcc_env; - struct cl_io *io = lcc->lcc_io; - struct cl_page *page = lcc->lcc_page; + lcc = ll_cl_find(file); + if (!lcc) { + unlock_page(vmpage); + return -EIO; + } + env = lcc->lcc_env; + io = lcc->lcc_io; + LASSERT(io->ci_state == CIS_IO_GOING); + page = cl_page_find(env, clob, vmpage->index, vmpage, CPT_CACHEABLE); + if (!IS_ERR(page)) { LASSERT(page->cp_type == CPT_CACHEABLE); if (likely(!PageUptodate(vmpage))) { cl_page_assume(env, io, page); @@ -1132,10 +1103,10 @@ int ll_readpage(struct file *file, struct page *vmpage) unlock_page(vmpage); result = 0; } - ll_cl_fini(lcc); + cl_page_put(env, page); } else { unlock_page(vmpage); - result = PTR_ERR(lcc); + result = PTR_ERR(page); } return result; } diff --git a/drivers/staging/lustre/lustre/llite/rw26.c b/drivers/staging/lustre/lustre/llite/rw26.c index c12a048fce59..d98c7acc0832 100644 --- a/drivers/staging/lustre/lustre/llite/rw26.c +++ b/drivers/staging/lustre/lustre/llite/rw26.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -489,7 +485,7 @@ static int ll_write_begin(struct file *file, struct address_space *mapping, struct page **pagep, void **fsdata) { struct ll_cl_context *lcc; - struct lu_env *env; + const struct lu_env *env; struct cl_io *io; struct cl_page *page; struct cl_object *clob = ll_i2info(mapping->host)->lli_clob; @@ -501,9 +497,9 @@ static int ll_write_begin(struct file *file, struct address_space *mapping, CDEBUG(D_VFSTRACE, "Writing %lu of %d to %d bytes\n", index, from, len); - lcc = ll_cl_init(file, NULL); - if (IS_ERR(lcc)) { - result = PTR_ERR(lcc); + lcc = ll_cl_find(file); + if (!lcc) { + result = -EIO; goto out; } @@ -579,8 +575,6 @@ out: unlock_page(vmpage); put_page(vmpage); } - if (!IS_ERR(lcc)) - ll_cl_fini(lcc); } else { *pagep = vmpage; *fsdata = lcc; @@ -593,7 +587,7 @@ static int ll_write_end(struct file *file, struct address_space *mapping, struct page *vmpage, void *fsdata) { struct ll_cl_context *lcc = fsdata; - struct lu_env *env; + const struct lu_env *env; struct cl_io *io; struct vvp_io *vio; struct cl_page *page; @@ -631,6 +625,10 @@ static int ll_write_end(struct file *file, struct address_space *mapping, } else { cl_page_disown(env, io, page); + lcc->lcc_page = NULL; + lu_ref_del(&page->cp_reference, "cl_io", io); + cl_page_put(env, page); + /* page list is not contiguous now, commit it now */ unplug = true; } @@ -639,7 +637,6 @@ static int ll_write_end(struct file *file, struct address_space *mapping, file->f_flags & O_SYNC || IS_SYNC(file_inode(file))) result = vvp_io_write_commit(env, io); - ll_cl_fini(lcc); return result >= 0 ? copied : result; } diff --git a/drivers/staging/lustre/lustre/llite/statahead.c b/drivers/staging/lustre/lustre/llite/statahead.c index 6322f88661e8..8e52722266fe 100644 --- a/drivers/staging/lustre/lustre/llite/statahead.c +++ b/drivers/staging/lustre/lustre/llite/statahead.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -174,7 +170,8 @@ static inline int is_omitted_entry(struct ll_statahead_info *sai, __u64 index) * Insert it into sai_entries tail when init. */ static struct ll_sa_entry * -ll_sa_entry_alloc(struct ll_statahead_info *sai, __u64 index, +ll_sa_entry_alloc(struct dentry *parent, + struct ll_statahead_info *sai, __u64 index, const char *name, int len) { struct ll_inode_info *lli; @@ -221,7 +218,8 @@ ll_sa_entry_alloc(struct ll_statahead_info *sai, __u64 index, dname = (char *)entry + sizeof(struct ll_sa_entry); memcpy(dname, name, len); dname[len] = 0; - entry->se_qstr.hash = full_name_hash(name, len); + + entry->se_qstr.hash = full_name_hash(parent, name, len); entry->se_qstr.len = len; entry->se_qstr.name = dname; @@ -650,7 +648,7 @@ static void ll_post_statahead(struct ll_statahead_info *sai) } } - it->d.lustre.it_lock_handle = entry->se_handle; + it->it_lock_handle = entry->se_handle; rc = md_revalidate_lock(ll_i2mdexp(dir), it, ll_inode2fid(dir), NULL); if (rc != 1) { rc = -EAGAIN; @@ -704,7 +702,7 @@ static int ll_statahead_interpret(struct ptlrpc_request *req, * process enqueues lock on child with parent lock held, eg. * unlink. */ - handle = it->d.lustre.it_lock_handle; + handle = it->it_lock_handle; ll_intent_drop_lock(it); } @@ -854,7 +852,7 @@ static int do_sa_revalidate(struct inode *dir, struct ll_sa_entry *entry, { struct inode *inode = d_inode(dentry); struct lookup_intent it = { .it_op = IT_GETATTR, - .d.lustre.it_lock_handle = 0 }; + .it_lock_handle = 0 }; struct md_enqueue_info *minfo; struct ldlm_enqueue_info *einfo; int rc; @@ -869,7 +867,7 @@ static int do_sa_revalidate(struct inode *dir, struct ll_sa_entry *entry, rc = md_revalidate_lock(ll_i2mdexp(dir), &it, ll_inode2fid(inode), NULL); if (rc == 1) { - entry->se_handle = it.d.lustre.it_lock_handle; + entry->se_handle = it.it_lock_handle; ll_intent_release(&it); return 1; } @@ -902,7 +900,7 @@ static void ll_statahead_one(struct dentry *parent, const char *entry_name, int rc; int rc1; - entry = ll_sa_entry_alloc(sai, sai->sai_index, entry_name, + entry = ll_sa_entry_alloc(parent, sai, sai->sai_index, entry_name, entry_name_len); if (IS_ERR(entry)) return; @@ -1573,7 +1571,7 @@ int do_statahead_enter(struct inode *dir, struct dentry **dentryp, if (entry->se_stat == SA_ENTRY_SUCC && entry->se_inode) { struct inode *inode = entry->se_inode; struct lookup_intent it = { .it_op = IT_GETATTR, - .d.lustre.it_lock_handle = + .it_lock_handle = entry->se_handle }; __u64 bits; diff --git a/drivers/staging/lustre/lustre/llite/super25.c b/drivers/staging/lustre/lustre/llite/super25.c index 415750b0bff4..3dd7e0eb0b54 100644 --- a/drivers/staging/lustre/lustre/llite/super25.c +++ b/drivers/staging/lustre/lustre/llite/super25.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -118,19 +114,6 @@ static int __init lustre_init(void) if (!ll_file_data_slab) goto out_cache; - ll_remote_perm_cachep = kmem_cache_create("ll_remote_perm_cache", - sizeof(struct ll_remote_perm), - 0, 0, NULL); - if (!ll_remote_perm_cachep) - goto out_cache; - - ll_rmtperm_hash_cachep = kmem_cache_create("ll_rmtperm_hash_cache", - REMOTE_PERM_HASHSIZE * - sizeof(struct list_head), - 0, 0, NULL); - if (!ll_rmtperm_hash_cachep) - goto out_cache; - llite_root = debugfs_create_dir("llite", debugfs_lustre_root); if (IS_ERR_OR_NULL(llite_root)) { rc = llite_root ? PTR_ERR(llite_root) : -ENOMEM; @@ -194,8 +177,6 @@ out_debugfs: out_cache: kmem_cache_destroy(ll_inode_cachep); kmem_cache_destroy(ll_file_data_slab); - kmem_cache_destroy(ll_remote_perm_cachep); - kmem_cache_destroy(ll_rmtperm_hash_cachep); return rc; } @@ -213,10 +194,6 @@ static void __exit lustre_exit(void) vvp_global_fini(); kmem_cache_destroy(ll_inode_cachep); - kmem_cache_destroy(ll_rmtperm_hash_cachep); - - kmem_cache_destroy(ll_remote_perm_cachep); - kmem_cache_destroy(ll_file_data_slab); } diff --git a/drivers/staging/lustre/lustre/llite/symlink.c b/drivers/staging/lustre/lustre/llite/symlink.c index 3fc736ccf85e..8c8bdfe1ad71 100644 --- a/drivers/staging/lustre/lustre/llite/symlink.c +++ b/drivers/staging/lustre/lustre/llite/symlink.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/llite/vvp_dev.c b/drivers/staging/lustre/lustre/llite/vvp_dev.c index 47101de1c020..e623216e962d 100644 --- a/drivers/staging/lustre/lustre/llite/vvp_dev.c +++ b/drivers/staging/lustre/lustre/llite/vvp_dev.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -150,8 +146,8 @@ struct lu_context_key vvp_session_key = { .lct_fini = vvp_session_key_fini }; -void *vvp_thread_key_init(const struct lu_context *ctx, - struct lu_context_key *key) +static void *vvp_thread_key_init(const struct lu_context *ctx, + struct lu_context_key *key) { struct vvp_thread_info *vti; @@ -161,8 +157,8 @@ void *vvp_thread_key_init(const struct lu_context *ctx, return vti; } -void vvp_thread_key_fini(const struct lu_context *ctx, - struct lu_context_key *key, void *data) +static void vvp_thread_key_fini(const struct lu_context *ctx, + struct lu_context_key *key, void *data) { struct vvp_thread_info *vti = data; @@ -564,7 +560,7 @@ static int vvp_pgcache_show(struct seq_file *f, void *v) env = cl_env_get(&refcheck); if (!IS_ERR(env)) { - pos = *(loff_t *) v; + pos = *(loff_t *)v; vvp_pgcache_id_unpack(pos, &id); sbi = f->private; clob = vvp_pgcache_obj(env, &sbi->ll_cl->cd_lu_dev, &id); diff --git a/drivers/staging/lustre/lustre/llite/vvp_internal.h b/drivers/staging/lustre/lustre/llite/vvp_internal.h index 27b9b0a01f32..79fc428461ed 100644 --- a/drivers/staging/lustre/lustre/llite/vvp_internal.h +++ b/drivers/staging/lustre/lustre/llite/vvp_internal.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/llite/vvp_io.c b/drivers/staging/lustre/lustre/llite/vvp_io.c index 5bf9592ae5d2..94916dcc6caa 100644 --- a/drivers/staging/lustre/lustre/llite/vvp_io.c +++ b/drivers/staging/lustre/lustre/llite/vvp_io.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -47,8 +43,8 @@ #include "llite_internal.h" #include "vvp_internal.h" -struct vvp_io *cl2vvp_io(const struct lu_env *env, - const struct cl_io_slice *slice) +static struct vvp_io *cl2vvp_io(const struct lu_env *env, + const struct cl_io_slice *slice) { struct vvp_io *vio; @@ -954,7 +950,8 @@ static int vvp_io_write_start(const struct lu_env *env, * out-of-order writes. */ ll_merge_attr(env, inode); - pos = io->u.ci_wr.wr.crw_pos = i_size_read(inode); + pos = i_size_read(inode); + io->u.ci_wr.wr.crw_pos = pos; vio->vui_iocb->ki_pos = pos; } else { LASSERT(vio->vui_iocb->ki_pos == pos); @@ -1259,7 +1256,7 @@ static int vvp_io_read_page(const struct lu_env *env, return 0; } -void vvp_io_end(const struct lu_env *env, const struct cl_io_slice *ios) +static void vvp_io_end(const struct lu_env *env, const struct cl_io_slice *ios) { CLOBINVRNT(env, ios->cis_io->ci_obj, vvp_object_invariant(ios->cis_io->ci_obj)); diff --git a/drivers/staging/lustre/lustre/llite/vvp_lock.c b/drivers/staging/lustre/lustre/llite/vvp_lock.c index f5bd6c22e112..64be0c9df35b 100644 --- a/drivers/staging/lustre/lustre/llite/vvp_lock.c +++ b/drivers/staging/lustre/lustre/llite/vvp_lock.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/llite/vvp_object.c b/drivers/staging/lustre/lustre/llite/vvp_object.c index 18c9df7ebdda..2c520b0bf6ca 100644 --- a/drivers/staging/lustre/lustre/llite/vvp_object.c +++ b/drivers/staging/lustre/lustre/llite/vvp_object.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/llite/vvp_page.c b/drivers/staging/lustre/lustre/llite/vvp_page.c index 6cd2af7a958f..2e566d90bb94 100644 --- a/drivers/staging/lustre/lustre/llite/vvp_page.c +++ b/drivers/staging/lustre/lustre/llite/vvp_page.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/llite/vvp_req.c b/drivers/staging/lustre/lustre/llite/vvp_req.c index fb886291a4e2..9fe9d6c0a7d1 100644 --- a/drivers/staging/lustre/lustre/llite/vvp_req.c +++ b/drivers/staging/lustre/lustre/llite/vvp_req.c @@ -60,10 +60,10 @@ static inline struct vvp_req *cl2vvp_req(const struct cl_req_slice *slice) * - o_ioepoch, * */ -void vvp_req_attr_set(const struct lu_env *env, - const struct cl_req_slice *slice, - const struct cl_object *obj, - struct cl_req_attr *attr, u64 flags) +static void vvp_req_attr_set(const struct lu_env *env, + const struct cl_req_slice *slice, + const struct cl_object *obj, + struct cl_req_attr *attr, u64 flags) { struct inode *inode; struct obdo *oa; @@ -87,8 +87,8 @@ void vvp_req_attr_set(const struct lu_env *env, JOBSTATS_JOBID_SIZE); } -void vvp_req_completion(const struct lu_env *env, - const struct cl_req_slice *slice, int ioret) +static void vvp_req_completion(const struct lu_env *env, + const struct cl_req_slice *slice, int ioret) { struct vvp_req *vrq; diff --git a/drivers/staging/lustre/lustre/llite/xattr.c b/drivers/staging/lustre/lustre/llite/xattr.c index 608014b0dbcd..98303cf85815 100644 --- a/drivers/staging/lustre/lustre/llite/xattr.c +++ b/drivers/staging/lustre/lustre/llite/xattr.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -111,11 +107,6 @@ int ll_setxattr_common(struct inode *inode, const char *name, struct ll_sb_info *sbi = ll_i2sbi(inode); struct ptlrpc_request *req = NULL; int xattr_type, rc; -#ifdef CONFIG_FS_POSIX_ACL - struct rmtacl_ctl_entry *rce = NULL; - posix_acl_xattr_header *new_value = NULL; - ext_acl_xattr_header *acl = NULL; -#endif const char *pv = value; xattr_type = get_xattr_type(name); @@ -143,62 +134,9 @@ int ll_setxattr_common(struct inode *inode, const char *name, strcmp(name, "security.selinux") == 0) return -EOPNOTSUPP; -#ifdef CONFIG_FS_POSIX_ACL - if (sbi->ll_flags & LL_SBI_RMT_CLIENT && - (xattr_type == XATTR_ACL_ACCESS_T || - xattr_type == XATTR_ACL_DEFAULT_T)) { - rce = rct_search(&sbi->ll_rct, current_pid()); - if (!rce || - (rce->rce_ops != RMT_LSETFACL && - rce->rce_ops != RMT_RSETFACL)) - return -EOPNOTSUPP; - - if (rce->rce_ops == RMT_LSETFACL) { - struct eacl_entry *ee; - - ee = et_search_del(&sbi->ll_et, current_pid(), - ll_inode2fid(inode), xattr_type); - if (valid & OBD_MD_FLXATTR) { - acl = lustre_acl_xattr_merge2ext( - (posix_acl_xattr_header *)value, - size, ee->ee_acl); - if (IS_ERR(acl)) { - ee_free(ee); - return PTR_ERR(acl); - } - size = CFS_ACL_XATTR_SIZE(\ - le32_to_cpu(acl->a_count), \ - ext_acl_xattr); - pv = (const char *)acl; - } - ee_free(ee); - } else if (rce->rce_ops == RMT_RSETFACL) { - rc = lustre_posix_acl_xattr_filter( - (posix_acl_xattr_header *)value, - size, &new_value); - if (unlikely(rc < 0)) - return rc; - size = rc; - - pv = (const char *)new_value; - } else { - return -EOPNOTSUPP; - } - - valid |= rce_ops2valid(rce->rce_ops); - } -#endif rc = md_setxattr(sbi->ll_md_exp, ll_inode2fid(inode), valid, name, pv, size, 0, flags, ll_i2suppgid(inode), &req); -#ifdef CONFIG_FS_POSIX_ACL - /* - * Release the posix ACL space. - */ - kfree(new_value); - if (acl) - lustre_ext_acl_xattr_free(acl); -#endif if (rc) { if (rc == -EOPNOTSUPP && xattr_type == XATTR_USER_T) { LCONSOLE_INFO("Disabling user_xattr feature because it is not supported on the server\n"); @@ -288,7 +226,6 @@ int ll_getxattr_common(struct inode *inode, const char *name, struct mdt_body *body; int xattr_type, rc; void *xdata; - struct rmtacl_ctl_entry *rce = NULL; struct ll_inode_info *lli = ll_i2info(inode); CDEBUG(D_VFSTRACE, "VFS Op:inode="DFID"(%p)\n", @@ -319,24 +256,11 @@ int ll_getxattr_common(struct inode *inode, const char *name, return -EOPNOTSUPP; #ifdef CONFIG_FS_POSIX_ACL - if (sbi->ll_flags & LL_SBI_RMT_CLIENT && - (xattr_type == XATTR_ACL_ACCESS_T || - xattr_type == XATTR_ACL_DEFAULT_T)) { - rce = rct_search(&sbi->ll_rct, current_pid()); - if (!rce || - (rce->rce_ops != RMT_LSETFACL && - rce->rce_ops != RMT_LGETFACL && - rce->rce_ops != RMT_RSETFACL && - rce->rce_ops != RMT_RGETFACL)) - return -EOPNOTSUPP; - } - /* posix acl is under protection of LOOKUP lock. when calling to this, * we just have path resolution to the target inode, so we have great * chance that cached ACL is uptodate. */ - if (xattr_type == XATTR_ACL_ACCESS_T && - !(sbi->ll_flags & LL_SBI_RMT_CLIENT)) { + if (xattr_type == XATTR_ACL_ACCESS_T) { struct posix_acl *acl; spin_lock(&lli->lli_lock); @@ -378,9 +302,7 @@ do_getxattr: } else { getxattr_nocache: rc = md_getxattr(sbi->ll_md_exp, ll_inode2fid(inode), - valid | (rce ? rce_ops2valid(rce->rce_ops) : 0), - name, NULL, 0, size, 0, &req); - + valid, name, NULL, 0, size, 0, &req); if (rc < 0) goto out_xattr; @@ -417,25 +339,6 @@ getxattr_nocache: rc = body->eadatasize; } -#ifdef CONFIG_FS_POSIX_ACL - if (rce && rce->rce_ops == RMT_LSETFACL) { - ext_acl_xattr_header *acl; - - acl = lustre_posix_acl_xattr_2ext(buffer, rc); - if (IS_ERR(acl)) { - rc = PTR_ERR(acl); - goto out; - } - - rc = ee_add(&sbi->ll_et, current_pid(), ll_inode2fid(inode), - xattr_type, acl); - if (unlikely(rc < 0)) { - lustre_ext_acl_xattr_free(acl); - goto out; - } - } -#endif - out_xattr: if (rc == -EOPNOTSUPP && xattr_type == XATTR_USER_T) { LCONSOLE_INFO( diff --git a/drivers/staging/lustre/lustre/llite/xattr_cache.c b/drivers/staging/lustre/lustre/llite/xattr_cache.c index d7e17abbe361..8089da8143d9 100644 --- a/drivers/staging/lustre/lustre/llite/xattr_cache.c +++ b/drivers/staging/lustre/lustre/llite/xattr_cache.c @@ -288,8 +288,8 @@ static int ll_xattr_find_get_lock(struct inode *inode, LCK_PR); if (mode != 0) { /* fake oit in mdc_revalidate_lock() manner */ - oit->d.lustre.it_lock_handle = lockh.cookie; - oit->d.lustre.it_lock_mode = mode; + oit->it_lock_handle = lockh.cookie; + oit->it_lock_mode = mode; goto out; } } @@ -315,7 +315,7 @@ static int ll_xattr_find_get_lock(struct inode *inode, return rc; } - *req = (struct ptlrpc_request *)oit->d.lustre.it_data; + *req = oit->it_request; out: down_write(&lli->lli_xattrs_list_rwsem); mutex_unlock(&lli->lli_xattrs_enq_lock); @@ -362,10 +362,10 @@ static int ll_xattr_cache_refill(struct inode *inode, struct lookup_intent *oit) goto out_maybe_drop; } - if (oit->d.lustre.it_status < 0) { + if (oit->it_status < 0) { CDEBUG(D_CACHE, "getxattr intent returned %d for fid "DFID"\n", - oit->d.lustre.it_status, PFID(ll_inode2fid(inode))); - rc = oit->d.lustre.it_status; + oit->it_status, PFID(ll_inode2fid(inode))); + rc = oit->it_status; /* xattr data is so large that we don't want to cache it */ if (rc == -ERANGE) rc = -EAGAIN; @@ -448,8 +448,8 @@ out_destroy: up_write(&lli->lli_xattrs_list_rwsem); ldlm_lock_decref_and_cancel((struct lustre_handle *) - &oit->d.lustre.it_lock_handle, - oit->d.lustre.it_lock_mode); + &oit->it_lock_handle, + oit->it_lock_mode); goto out_no_unlock; } diff --git a/drivers/staging/lustre/lustre/lmv/lmv_fld.c b/drivers/staging/lustre/lustre/lmv/lmv_fld.c index 378691b2a062..a3d170aa6fd2 100644 --- a/drivers/staging/lustre/lustre/lmv/lmv_fld.c +++ b/drivers/staging/lustre/lustre/lmv/lmv_fld.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/lmv/lmv_intent.c b/drivers/staging/lustre/lustre/lmv/lmv_intent.c index e0958eaed054..2f58fdab8d1e 100644 --- a/drivers/staging/lustre/lustre/lmv/lmv_intent.c +++ b/drivers/staging/lustre/lustre/lmv/lmv_intent.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -84,11 +80,11 @@ static int lmv_intent_remote(struct obd_export *exp, void *lmm, /* * We got LOOKUP lock, but we really need attrs. */ - pmode = it->d.lustre.it_lock_mode; + pmode = it->it_lock_mode; if (pmode) { - plock.cookie = it->d.lustre.it_lock_handle; - it->d.lustre.it_lock_mode = 0; - it->d.lustre.it_data = NULL; + plock.cookie = it->it_lock_handle; + it->it_lock_mode = 0; + it->it_request = NULL; } LASSERT(fid_is_sane(&body->fid1)); @@ -134,14 +130,14 @@ static int lmv_intent_remote(struct obd_export *exp, void *lmm, * maintain dcache consistency. Thus drop UPDATE|PERM lock here * and put LOOKUP in request. */ - if (it->d.lustre.it_lock_mode != 0) { - it->d.lustre.it_remote_lock_handle = - it->d.lustre.it_lock_handle; - it->d.lustre.it_remote_lock_mode = it->d.lustre.it_lock_mode; + if (it->it_lock_mode != 0) { + it->it_remote_lock_handle = + it->it_lock_handle; + it->it_remote_lock_mode = it->it_lock_mode; } - it->d.lustre.it_lock_handle = plock.cookie; - it->d.lustre.it_lock_mode = pmode; + it->it_lock_handle = plock.cookie; + it->it_lock_mode = pmode; out_free_op_data: kfree(op_data); @@ -201,9 +197,9 @@ static int lmv_intent_open(struct obd_export *exp, struct md_op_data *op_data, * Nothing is found, do not access body->fid1 as it is zero and thus * pointless. */ - if ((it->d.lustre.it_disposition & DISP_LOOKUP_NEG) && - !(it->d.lustre.it_disposition & DISP_OPEN_CREATE) && - !(it->d.lustre.it_disposition & DISP_OPEN_OPEN)) + if ((it->it_disposition & DISP_LOOKUP_NEG) && + !(it->it_disposition & DISP_OPEN_CREATE) && + !(it->it_disposition & DISP_OPEN_OPEN)) return rc; body = req_capsule_server_get(&(*reqp)->rq_pill, &RMF_MDT_BODY); diff --git a/drivers/staging/lustre/lustre/lmv/lmv_internal.h b/drivers/staging/lustre/lustre/lmv/lmv_internal.h index 7007e4c48035..0beafc49b8d2 100644 --- a/drivers/staging/lustre/lustre/lmv/lmv_internal.h +++ b/drivers/staging/lustre/lustre/lmv/lmv_internal.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/lmv/lmv_obd.c b/drivers/staging/lustre/lustre/lmv/lmv_obd.c index 9e31f6b03f9e..0e1588a43187 100644 --- a/drivers/staging/lustre/lustre/lmv/lmv_obd.c +++ b/drivers/staging/lustre/lustre/lmv/lmv_obd.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -1683,7 +1679,7 @@ lmv_enqueue_remote(struct obd_export *exp, struct ldlm_enqueue_info *einfo, struct lustre_handle *lockh, void *lmm, int lmmsize, __u64 extra_lock_flags) { - struct ptlrpc_request *req = it->d.lustre.it_data; + struct ptlrpc_request *req = it->it_request; struct obd_device *obd = exp->exp_obd; struct lmv_obd *lmv = &obd->u.lmv; struct lustre_handle plock; @@ -1705,11 +1701,11 @@ lmv_enqueue_remote(struct obd_export *exp, struct ldlm_enqueue_info *einfo, /* * We got LOOKUP lock, but we really need attrs. */ - pmode = it->d.lustre.it_lock_mode; + pmode = it->it_lock_mode; LASSERT(pmode != 0); memcpy(&plock, lockh, sizeof(plock)); - it->d.lustre.it_lock_mode = 0; - it->d.lustre.it_data = NULL; + it->it_lock_mode = 0; + it->it_request = NULL; fid1 = body->fid1; ptlrpc_req_finished(req); @@ -2611,27 +2607,6 @@ static int lmv_clear_open_replay_data(struct obd_export *exp, return md_clear_open_replay_data(tgt->ltd_exp, och); } -static int lmv_get_remote_perm(struct obd_export *exp, - const struct lu_fid *fid, - __u32 suppgid, struct ptlrpc_request **request) -{ - struct obd_device *obd = exp->exp_obd; - struct lmv_obd *lmv = &obd->u.lmv; - struct lmv_tgt_desc *tgt; - int rc; - - rc = lmv_check_connect(obd); - if (rc) - return rc; - - tgt = lmv_find_target(lmv, fid); - if (IS_ERR(tgt)) - return PTR_ERR(tgt); - - rc = md_get_remote_perm(tgt->ltd_exp, fid, suppgid, request); - return rc; -} - static int lmv_intent_getattr_async(struct obd_export *exp, struct md_enqueue_info *minfo, struct ldlm_enqueue_info *einfo) @@ -2686,7 +2661,7 @@ static int lmv_quotactl(struct obd_device *unused, struct obd_export *exp, struct lmv_obd *lmv = &obd->u.lmv; struct lmv_tgt_desc *tgt = lmv->tgts[0]; int rc = 0, i; - __u64 curspace, curinodes; + __u64 curspace = 0, curinodes = 0; if (!tgt || !tgt->ltd_exp || !tgt->ltd_active || !lmv->desc.ld_tgt_count) { @@ -2699,7 +2674,6 @@ static int lmv_quotactl(struct obd_device *unused, struct obd_export *exp, return rc; } - curspace = curinodes = 0; for (i = 0; i < lmv->desc.ld_tgt_count; i++) { int err; @@ -2796,7 +2770,6 @@ static struct md_ops lmv_md_ops = { .free_lustre_md = lmv_free_lustre_md, .set_open_replay_data = lmv_set_open_replay_data, .clear_open_replay_data = lmv_clear_open_replay_data, - .get_remote_perm = lmv_get_remote_perm, .intent_getattr_async = lmv_intent_getattr_async, .revalidate_lock = lmv_revalidate_lock }; diff --git a/drivers/staging/lustre/lustre/lmv/lproc_lmv.c b/drivers/staging/lustre/lustre/lmv/lproc_lmv.c index b39e364a29ab..c29c361eb0cc 100644 --- a/drivers/staging/lustre/lustre/lmv/lproc_lmv.c +++ b/drivers/staging/lustre/lustre/lmv/lproc_lmv.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/lov/lov_cl_internal.h b/drivers/staging/lustre/lustre/lov/lov_cl_internal.h index ac9744e887ae..9740568d9521 100644 --- a/drivers/staging/lustre/lustre/lov/lov_cl_internal.h +++ b/drivers/staging/lustre/lustre/lov/lov_cl_internal.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/lov/lov_dev.c b/drivers/staging/lustre/lustre/lov/lov_dev.c index dae8e89bcf6d..b1f260d43bc7 100644 --- a/drivers/staging/lustre/lustre/lov/lov_dev.c +++ b/drivers/staging/lustre/lustre/lov/lov_dev.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/lov/lov_ea.c b/drivers/staging/lustre/lustre/lov/lov_ea.c index 460f0fa5e6b1..5053dead17bb 100644 --- a/drivers/staging/lustre/lustre/lov/lov_ea.c +++ b/drivers/staging/lustre/lustre/lov/lov_ea.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/lov/lov_internal.h b/drivers/staging/lustre/lustre/lov/lov_internal.h index eef9afac8467..12bd511e8988 100644 --- a/drivers/staging/lustre/lustre/lov/lov_internal.h +++ b/drivers/staging/lustre/lustre/lov/lov_internal.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/lov/lov_io.c b/drivers/staging/lustre/lustre/lov/lov_io.c index 86cb3f8f9246..84032a510254 100644 --- a/drivers/staging/lustre/lustre/lov/lov_io.c +++ b/drivers/staging/lustre/lustre/lov/lov_io.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/lov/lov_lock.c b/drivers/staging/lustre/lustre/lov/lov_lock.c index 1b203d18c6e9..f3a0583f28f5 100644 --- a/drivers/staging/lustre/lustre/lov/lov_lock.c +++ b/drivers/staging/lustre/lustre/lov/lov_lock.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/lov/lov_merge.c b/drivers/staging/lustre/lustre/lov/lov_merge.c index 56ef41d17ad7..b9c90865fdfc 100644 --- a/drivers/staging/lustre/lustre/lov/lov_merge.c +++ b/drivers/staging/lustre/lustre/lov/lov_merge.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/lov/lov_obd.c b/drivers/staging/lustre/lustre/lov/lov_obd.c index e15ef2ece893..9b92d5522edb 100644 --- a/drivers/staging/lustre/lustre/lov/lov_obd.c +++ b/drivers/staging/lustre/lustre/lov/lov_obd.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -896,6 +892,12 @@ static int lov_cleanup(struct obd_device *obd) kfree(lov->lov_tgts); lov->lov_tgt_size = 0; } + + if (lov->lov_cache) { + cl_cache_decref(lov->lov_cache); + lov->lov_cache = NULL; + } + return 0; } @@ -1772,7 +1774,8 @@ static int lov_fiemap(struct lov_obd *lov, __u32 keylen, void *key, fm_start = fiemap->fm_start; fm_length = fiemap->fm_length; /* Calculate start stripe, last stripe and length of mapping */ - actual_start_stripe = start_stripe = lov_stripe_number(lsm, fm_start); + start_stripe = lov_stripe_number(lsm, fm_start); + actual_start_stripe = start_stripe; fm_end = (fm_length == ~0ULL ? fm_key->oa.o_size : fm_start + fm_length - 1); /* If fm_length != ~0ULL but fm_start+fm_length-1 exceeds file size */ @@ -2095,11 +2098,9 @@ static int lov_set_info_async(const struct lu_env *env, struct obd_export *exp, u32 count; int i, rc = 0, err; struct lov_tgt_desc *tgt; - unsigned incr, check_uuid, - do_inactive, no_set; - unsigned next_id = 0, mds_con = 0; + unsigned int incr = 0, check_uuid = 0, do_inactive = 0, no_set = 0; + unsigned int next_id = 0, mds_con = 0; - incr = check_uuid = do_inactive = no_set = 0; if (!set) { no_set = 1; set = ptlrpc_prep_set(); @@ -2126,6 +2127,7 @@ static int lov_set_info_async(const struct lu_env *env, struct obd_export *exp, LASSERT(!lov->lov_cache); lov->lov_cache = val; do_inactive = 1; + cl_cache_incref(lov->lov_cache); } for (i = 0; i < count; i++, val = (char *)val + incr) { diff --git a/drivers/staging/lustre/lustre/lov/lov_object.c b/drivers/staging/lustre/lustre/lov/lov_object.c index 561d493b2cdf..f9621b0fd469 100644 --- a/drivers/staging/lustre/lustre/lov/lov_object.c +++ b/drivers/staging/lustre/lustre/lov/lov_object.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -185,8 +181,8 @@ static int lov_init_sub(const struct lu_env *env, struct lov_object *lov, } LU_OBJECT_DEBUG(mask, env, &stripe->co_lu, - "stripe %d is already owned.\n", idx); - LU_OBJECT_DEBUG(mask, env, old_obj, "owned.\n"); + "stripe %d is already owned.", idx); + LU_OBJECT_DEBUG(mask, env, old_obj, "owned."); LU_OBJECT_HEADER(mask, env, lov2lu(lov), "try to own.\n"); cl_object_put(env, stripe); } diff --git a/drivers/staging/lustre/lustre/lov/lov_offset.c b/drivers/staging/lustre/lustre/lov/lov_offset.c index 9302f06c34ef..ecca74fbff00 100644 --- a/drivers/staging/lustre/lustre/lov/lov_offset.c +++ b/drivers/staging/lustre/lustre/lov/lov_offset.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -74,7 +70,7 @@ pgoff_t lov_stripe_pgoff(struct lov_stripe_md *lsm, pgoff_t stripe_index, { loff_t offset; - offset = lov_stripe_size(lsm, stripe_index << PAGE_SHIFT, stripe); + offset = lov_stripe_size(lsm, (stripe_index << PAGE_SHIFT) + 1, stripe); return offset >> PAGE_SHIFT; } diff --git a/drivers/staging/lustre/lustre/lov/lov_pack.c b/drivers/staging/lustre/lustre/lov/lov_pack.c index 0215ea54df8d..869ef41b13ca 100644 --- a/drivers/staging/lustre/lustre/lov/lov_pack.c +++ b/drivers/staging/lustre/lustre/lov/lov_pack.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/lov/lov_page.c b/drivers/staging/lustre/lustre/lov/lov_page.c index 0306f00c3f33..c17026f14896 100644 --- a/drivers/staging/lustre/lustre/lov/lov_page.c +++ b/drivers/staging/lustre/lustre/lov/lov_page.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/lov/lov_pool.c b/drivers/staging/lustre/lustre/lov/lov_pool.c index 690292ecebdc..4c2d21729589 100644 --- a/drivers/staging/lustre/lustre/lov/lov_pool.c +++ b/drivers/staging/lustre/lustre/lov/lov_pool.c @@ -14,12 +14,8 @@ * in the LICENSE file that accompanied this code). * * You should have received a copy of the GNU General Public License - * version 2 along with this program; If not, see [sun.com URL with a - * copy of GPLv2]. - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * version 2 along with this program; If not, see + * http://http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/lov/lov_request.c b/drivers/staging/lustre/lustre/lov/lov_request.c index 1be4b921c01f..4099b51f826e 100644 --- a/drivers/staging/lustre/lustre/lov/lov_request.c +++ b/drivers/staging/lustre/lustre/lov/lov_request.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/lov/lovsub_dev.c b/drivers/staging/lustre/lustre/lov/lovsub_dev.c index 35f6b1d66ff4..b519a1940e1e 100644 --- a/drivers/staging/lustre/lustre/lov/lovsub_dev.c +++ b/drivers/staging/lustre/lustre/lov/lovsub_dev.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/lov/lovsub_io.c b/drivers/staging/lustre/lustre/lov/lovsub_io.c index 783ec687a4e7..6a9820218a3e 100644 --- a/drivers/staging/lustre/lustre/lov/lovsub_io.c +++ b/drivers/staging/lustre/lustre/lov/lovsub_io.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/lov/lovsub_lock.c b/drivers/staging/lustre/lustre/lov/lovsub_lock.c index e92edfb618b7..38f9b735c241 100644 --- a/drivers/staging/lustre/lustre/lov/lovsub_lock.c +++ b/drivers/staging/lustre/lustre/lov/lovsub_lock.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/lov/lovsub_object.c b/drivers/staging/lustre/lustre/lov/lovsub_object.c index bcaae1e5b840..fb2f2660b3e9 100644 --- a/drivers/staging/lustre/lustre/lov/lovsub_object.c +++ b/drivers/staging/lustre/lustre/lov/lovsub_object.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/lov/lovsub_page.c b/drivers/staging/lustre/lustre/lov/lovsub_page.c index 9badedcce2bf..b2e68c3e820d 100644 --- a/drivers/staging/lustre/lustre/lov/lovsub_page.c +++ b/drivers/staging/lustre/lustre/lov/lovsub_page.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/lov/lproc_lov.c b/drivers/staging/lustre/lustre/lov/lproc_lov.c index 0dcb6b6a7782..eb6d30d34e3a 100644 --- a/drivers/staging/lustre/lustre/lov/lproc_lov.c +++ b/drivers/staging/lustre/lustre/lov/lproc_lov.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/mdc/lproc_mdc.c b/drivers/staging/lustre/lustre/mdc/lproc_mdc.c index 5c7a15dd7bd2..98d15fb247bc 100644 --- a/drivers/staging/lustre/lustre/mdc/lproc_mdc.c +++ b/drivers/staging/lustre/lustre/mdc/lproc_mdc.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/mdc/mdc_internal.h b/drivers/staging/lustre/lustre/mdc/mdc_internal.h index c5519aeb0d8a..58f2841cabe4 100644 --- a/drivers/staging/lustre/lustre/mdc/mdc_internal.h +++ b/drivers/staging/lustre/lustre/mdc/mdc_internal.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/mdc/mdc_lib.c b/drivers/staging/lustre/lustre/mdc/mdc_lib.c index 856c54e03b6b..143bd7628572 100644 --- a/drivers/staging/lustre/lustre/mdc/mdc_lib.c +++ b/drivers/staging/lustre/lustre/mdc/mdc_lib.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -471,6 +467,18 @@ void mdc_close_pack(struct ptlrpc_request *req, struct md_op_data *op_data) rec = req_capsule_client_get(&req->rq_pill, &RMF_REC_REINT); mdc_setattr_pack_rec(rec, op_data); + /* + * The client will zero out local timestamps when losing the IBITS lock + * so any new RPC timestamps will update the client inode's timestamps. + * There was a defect on the server side which allowed the atime to be + * overwritten by a zeroed-out atime packed into the close RPC. + * + * Proactively clear the MDS_ATTR_ATIME flag in the RPC in this case + * to avoid zeroing the atime on old unpatched servers. See LU-8041. + */ + if (rec->sa_atime == 0) + rec->sa_valid &= ~MDS_ATTR_ATIME; + mdc_ioepoch_pack(epoch, op_data); mdc_hsm_release_pack(req, op_data); } diff --git a/drivers/staging/lustre/lustre/mdc/mdc_locks.c b/drivers/staging/lustre/lustre/mdc/mdc_locks.c index 3b1bc9111b93..f48b58423307 100644 --- a/drivers/staging/lustre/lustre/mdc/mdc_locks.c +++ b/drivers/staging/lustre/lustre/mdc/mdc_locks.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -54,61 +50,43 @@ struct mdc_getattr_args { struct ldlm_enqueue_info *ga_einfo; }; -int it_disposition(struct lookup_intent *it, int flag) -{ - return it->d.lustre.it_disposition & flag; -} -EXPORT_SYMBOL(it_disposition); - -void it_set_disposition(struct lookup_intent *it, int flag) -{ - it->d.lustre.it_disposition |= flag; -} -EXPORT_SYMBOL(it_set_disposition); - -void it_clear_disposition(struct lookup_intent *it, int flag) -{ - it->d.lustre.it_disposition &= ~flag; -} -EXPORT_SYMBOL(it_clear_disposition); - int it_open_error(int phase, struct lookup_intent *it) { if (it_disposition(it, DISP_OPEN_LEASE)) { if (phase >= DISP_OPEN_LEASE) - return it->d.lustre.it_status; + return it->it_status; else return 0; } if (it_disposition(it, DISP_OPEN_OPEN)) { if (phase >= DISP_OPEN_OPEN) - return it->d.lustre.it_status; + return it->it_status; else return 0; } if (it_disposition(it, DISP_OPEN_CREATE)) { if (phase >= DISP_OPEN_CREATE) - return it->d.lustre.it_status; + return it->it_status; else return 0; } if (it_disposition(it, DISP_LOOKUP_EXECD)) { if (phase >= DISP_LOOKUP_EXECD) - return it->d.lustre.it_status; + return it->it_status; else return 0; } if (it_disposition(it, DISP_IT_EXECD)) { if (phase >= DISP_IT_EXECD) - return it->d.lustre.it_status; + return it->it_status; else return 0; } - CERROR("it disp: %X, status: %d\n", it->d.lustre.it_disposition, - it->d.lustre.it_status); + CERROR("it disp: %X, status: %d\n", it->it_disposition, + it->it_status); LBUG(); return 0; } @@ -347,10 +325,6 @@ static struct ptlrpc_request *mdc_intent_open_pack(struct obd_export *exp, mdc_open_pack(req, op_data, it->it_create_mode, 0, it->it_flags, lmm, lmmsize); - /* for remote client, fetch remote perm for current user */ - if (client_is_remote(exp)) - req_capsule_set_size(&req->rq_pill, &RMF_ACL, RCL_SERVER, - sizeof(struct mdt_remote_perm)); ptlrpc_request_set_replen(req); return req; } @@ -444,9 +418,7 @@ static struct ptlrpc_request *mdc_intent_getattr_pack(struct obd_export *exp, struct obd_device *obddev = class_exp2obd(exp); u64 valid = OBD_MD_FLGETATTR | OBD_MD_FLEASIZE | OBD_MD_FLMODEASIZE | OBD_MD_FLDIREA | - OBD_MD_MEA | - (client_is_remote(exp) ? - OBD_MD_FLRMTPERM : OBD_MD_FLACL); + OBD_MD_MEA | OBD_MD_FLACL; struct ldlm_intent *lit; int rc; int easize; @@ -478,9 +450,6 @@ static struct ptlrpc_request *mdc_intent_getattr_pack(struct obd_export *exp, mdc_getattr_pack(req, valid, it->it_flags, op_data, easize); req_capsule_set_size(&req->rq_pill, &RMF_MDT_MD, RCL_SERVER, easize); - if (client_is_remote(exp)) - req_capsule_set_size(&req->rq_pill, &RMF_ACL, RCL_SERVER, - sizeof(struct mdt_remote_perm)); ptlrpc_request_set_replen(req); return req; } @@ -555,7 +524,6 @@ static int mdc_finish_enqueue(struct obd_export *exp, struct req_capsule *pill = &req->rq_pill; struct ldlm_request *lockreq; struct ldlm_reply *lockrep; - struct lustre_intent_data *intent = &it->d.lustre; struct ldlm_lock *lock; void *lvb_data = NULL; int lvb_len = 0; @@ -589,17 +557,17 @@ static int mdc_finish_enqueue(struct obd_export *exp, lockrep = req_capsule_server_get(pill, &RMF_DLM_REP); - intent->it_disposition = (int)lockrep->lock_policy_res1; - intent->it_status = (int)lockrep->lock_policy_res2; - intent->it_lock_mode = einfo->ei_mode; - intent->it_lock_handle = lockh->cookie; - intent->it_data = req; + it->it_disposition = (int)lockrep->lock_policy_res1; + it->it_status = (int)lockrep->lock_policy_res2; + it->it_lock_mode = einfo->ei_mode; + it->it_lock_handle = lockh->cookie; + it->it_request = req; /* Technically speaking rq_transno must already be zero if * it_status is in error, so the check is a bit redundant */ - if ((!req->rq_transno || intent->it_status < 0) && req->rq_replay) - mdc_clear_replay_flag(req, intent->it_status); + if ((!req->rq_transno || it->it_status < 0) && req->rq_replay) + mdc_clear_replay_flag(req, it->it_status); /* If we're doing an IT_OPEN which did not result in an actual * successful open, then we need to remove the bit which saves @@ -610,11 +578,11 @@ static int mdc_finish_enqueue(struct obd_export *exp, * (bug 3440) */ if (it->it_op & IT_OPEN && req->rq_replay && - (!it_disposition(it, DISP_OPEN_OPEN) || intent->it_status != 0)) - mdc_clear_replay_flag(req, intent->it_status); + (!it_disposition(it, DISP_OPEN_OPEN) || it->it_status != 0)) + mdc_clear_replay_flag(req, it->it_status); DEBUG_REQ(D_RPCTRACE, req, "op: %d disposition: %x, status: %d", - it->it_op, intent->it_disposition, intent->it_status); + it->it_op, it->it_disposition, it->it_status); /* We know what to expect, so we do any byte flipping required here */ if (it->it_op & (IT_OPEN | IT_UNLINK | IT_LOOKUP | IT_GETATTR)) { @@ -687,16 +655,6 @@ static int mdc_finish_enqueue(struct obd_export *exp, memcpy(lmm, eadata, body->eadatasize); } } - - if (body->valid & OBD_MD_FLRMTPERM) { - struct mdt_remote_perm *perm; - - LASSERT(client_is_remote(exp)); - perm = req_capsule_server_swab_get(pill, &RMF_ACL, - lustre_swab_mdt_remote_perm); - if (!perm) - return -EPROTO; - } } else if (it->it_op & IT_LAYOUT) { /* maybe the lock was granted right away and layout * is packed into RMF_DLM_LVB of req @@ -715,7 +673,7 @@ static int mdc_finish_enqueue(struct obd_export *exp, if (lock && ldlm_has_layout(lock) && lvb_data) { void *lmm; - LDLM_DEBUG(lock, "layout lock returned by: %s, lvb_len: %d\n", + LDLM_DEBUG(lock, "layout lock returned by: %s, lvb_len: %d", ldlm_it2str(it->it_op), lvb_len); lmm = libcfs_kvzalloc(lvb_len, GFP_NOFS); @@ -923,9 +881,9 @@ resend: } ptlrpc_req_finished(req); - it->d.lustre.it_lock_handle = 0; - it->d.lustre.it_lock_mode = 0; - it->d.lustre.it_data = NULL; + it->it_lock_handle = 0; + it->it_lock_mode = 0; + it->it_request = NULL; } return rc; @@ -949,8 +907,8 @@ static int mdc_finish_intent_lock(struct obd_export *exp, /* The server failed before it even started executing the * intent, i.e. because it couldn't unpack the request. */ - LASSERT(it->d.lustre.it_status != 0); - return it->d.lustre.it_status; + LASSERT(it->it_status != 0); + return it->it_status; } rc = it_open_error(DISP_IT_EXECD, it); if (rc) @@ -1033,15 +991,15 @@ static int mdc_finish_intent_lock(struct obd_export *exp, LDLM_IBITS, &policy, LCK_NL, &old_lock, 0)) { ldlm_lock_decref_and_cancel(lockh, - it->d.lustre.it_lock_mode); + it->it_lock_mode); memcpy(lockh, &old_lock, sizeof(old_lock)); - it->d.lustre.it_lock_handle = lockh->cookie; + it->it_lock_handle = lockh->cookie; } } CDEBUG(D_DENTRY, "D_IT dentry %.*s intent: %s status %d disp %x rc %d\n", op_data->op_namelen, op_data->op_name, ldlm_it2str(it->it_op), - it->d.lustre.it_status, it->d.lustre.it_disposition, rc); + it->it_status, it->it_disposition, rc); return rc; } @@ -1057,8 +1015,8 @@ int mdc_revalidate_lock(struct obd_export *exp, struct lookup_intent *it, ldlm_policy_data_t policy; enum ldlm_mode mode; - if (it->d.lustre.it_lock_handle) { - lockh.cookie = it->d.lustre.it_lock_handle; + if (it->it_lock_handle) { + lockh.cookie = it->it_lock_handle; mode = ldlm_revalidate_lock_handle(&lockh, bits); } else { fid_build_reg_res_name(fid, &res_id); @@ -1099,11 +1057,11 @@ int mdc_revalidate_lock(struct obd_export *exp, struct lookup_intent *it, } if (mode) { - it->d.lustre.it_lock_handle = lockh.cookie; - it->d.lustre.it_lock_mode = mode; + it->it_lock_handle = lockh.cookie; + it->it_lock_mode = mode; } else { - it->d.lustre.it_lock_handle = 0; - it->d.lustre.it_lock_mode = 0; + it->it_lock_handle = 0; + it->it_lock_mode = 0; } return !!mode; @@ -1125,15 +1083,15 @@ int mdc_revalidate_lock(struct obd_export *exp, struct lookup_intent *it, * ll_create/ll_open gets called. * * The server will return to us, in it_disposition, an indication of - * exactly what d.lustre.it_status refers to. + * exactly what it_status refers to. * - * If DISP_OPEN_OPEN is set, then d.lustre.it_status refers to the open() call, + * If DISP_OPEN_OPEN is set, then it_status refers to the open() call, * otherwise if DISP_OPEN_CREATE is set, then it status is the * creation failure mode. In either case, one of DISP_LOOKUP_NEG or * DISP_LOOKUP_POS will be set, indicating whether the child lookup * was successful. * - * Else, if DISP_LOOKUP_EXECD then d.lustre.it_status is the rc of the + * Else, if DISP_LOOKUP_EXECD then it_status is the rc of the * child lookup. */ int mdc_intent_lock(struct obd_export *exp, struct md_op_data *op_data, @@ -1166,7 +1124,7 @@ int mdc_intent_lock(struct obd_export *exp, struct md_op_data *op_data, * be called in revalidate_it if we already have a lock, let's * verify that. */ - it->d.lustre.it_lock_handle = 0; + it->it_lock_handle = 0; rc = mdc_revalidate_lock(exp, it, &op_data->op_fid2, NULL); /* Only return failure if it was not GETATTR by cfid * (from inode_revalidate) @@ -1188,7 +1146,7 @@ int mdc_intent_lock(struct obd_export *exp, struct md_op_data *op_data, if (rc < 0) return rc; - *reqp = it->d.lustre.it_data; + *reqp = it->it_request; rc = mdc_finish_intent_lock(exp, *reqp, op_data, it, &lockh); return rc; } diff --git a/drivers/staging/lustre/lustre/mdc/mdc_reint.c b/drivers/staging/lustre/lustre/mdc/mdc_reint.c index 4ef3db147f87..5dba2c813857 100644 --- a/drivers/staging/lustre/lustre/mdc/mdc_reint.c +++ b/drivers/staging/lustre/lustre/mdc/mdc_reint.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -234,7 +230,7 @@ rebuild: MDS_INODELOCK_UPDATE); req = ptlrpc_request_alloc(class_exp2cliimp(exp), - &RQF_MDS_REINT_CREATE_RMT_ACL); + &RQF_MDS_REINT_CREATE_ACL); if (!req) { ldlm_lock_list_put(&cancels, l_bl_ast, count); return -ENOMEM; diff --git a/drivers/staging/lustre/lustre/mdc/mdc_request.c b/drivers/staging/lustre/lustre/mdc/mdc_request.c index 86b7445365f4..542801f04b0d 100644 --- a/drivers/staging/lustre/lustre/mdc/mdc_request.c +++ b/drivers/staging/lustre/lustre/mdc/mdc_request.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -150,16 +146,6 @@ static int mdc_getattr_common(struct obd_export *exp, return -EPROTO; } - if (body->valid & OBD_MD_FLRMTPERM) { - struct mdt_remote_perm *perm; - - LASSERT(client_is_remote(exp)); - perm = req_capsule_server_swab_get(pill, &RMF_ACL, - lustre_swab_mdt_remote_perm); - if (!perm) - return -EPROTO; - } - return 0; } @@ -190,11 +176,6 @@ static int mdc_getattr(struct obd_export *exp, struct md_op_data *op_data, req_capsule_set_size(&req->rq_pill, &RMF_MDT_MD, RCL_SERVER, op_data->op_mode); - if (op_data->op_valid & OBD_MD_FLRMTPERM) { - LASSERT(client_is_remote(exp)); - req_capsule_set_size(&req->rq_pill, &RMF_ACL, RCL_SERVER, - sizeof(struct mdt_remote_perm)); - } ptlrpc_request_set_replen(req); rc = mdc_getattr_common(exp, req); @@ -434,7 +415,7 @@ static int mdc_unpack_acl(struct ptlrpc_request *req, struct lustre_md *md) return rc; } - rc = posix_acl_valid(acl); + rc = posix_acl_valid(&init_user_ns, acl); if (rc) { CERROR("validate acl: %d\n", rc); posix_acl_release(acl); @@ -539,16 +520,7 @@ static int mdc_get_lustre_md(struct obd_export *exp, } rc = 0; - if (md->body->valid & OBD_MD_FLRMTPERM) { - /* remote permission */ - LASSERT(client_is_remote(exp)); - md->remote_perm = req_capsule_server_swab_get(pill, &RMF_ACL, - lustre_swab_mdt_remote_perm); - if (!md->remote_perm) { - rc = -EPROTO; - goto out; - } - } else if (md->body->valid & OBD_MD_FLACL) { + if (md->body->valid & OBD_MD_FLACL) { /* for ACL, it's possible that FLACL is set but aclsize is zero. * only when aclsize != 0 there's an actual segment for ACL * in reply buffer. @@ -665,7 +637,7 @@ int mdc_set_open_replay_data(struct obd_export *exp, struct md_open_data *mod; struct mdt_rec_create *rec; struct mdt_body *body; - struct ptlrpc_request *open_req = it->d.lustre.it_data; + struct ptlrpc_request *open_req = it->it_request; struct obd_import *imp = open_req->rq_import; if (!open_req->rq_replay) @@ -1168,7 +1140,7 @@ static int mdc_ioc_hsm_progress(struct obd_export *exp, goto out; } - mdc_pack_body(req, NULL, OBD_MD_FLRMTPERM, 0, -1, 0); + mdc_pack_body(req, NULL, 0, 0, -1, 0); /* Copy hsm_progress struct */ req_hpk = req_capsule_client_get(&req->rq_pill, &RMF_MDS_HSM_PROGRESS); @@ -1202,7 +1174,7 @@ static int mdc_ioc_hsm_ct_register(struct obd_import *imp, __u32 archives) goto out; } - mdc_pack_body(req, NULL, OBD_MD_FLRMTPERM, 0, -1, 0); + mdc_pack_body(req, NULL, 0, 0, -1, 0); /* Copy hsm_progress struct */ archive_mask = req_capsule_client_get(&req->rq_pill, @@ -1241,7 +1213,7 @@ static int mdc_ioc_hsm_current_action(struct obd_export *exp, return rc; } - mdc_pack_body(req, &op_data->op_fid1, OBD_MD_FLRMTPERM, 0, + mdc_pack_body(req, &op_data->op_fid1, 0, 0, op_data->op_suppgids[0], 0); ptlrpc_request_set_replen(req); @@ -1277,7 +1249,7 @@ static int mdc_ioc_hsm_ct_unregister(struct obd_import *imp) goto out; } - mdc_pack_body(req, NULL, OBD_MD_FLRMTPERM, 0, -1, 0); + mdc_pack_body(req, NULL, 0, 0, -1, 0); ptlrpc_request_set_replen(req); @@ -1306,7 +1278,7 @@ static int mdc_ioc_hsm_state_get(struct obd_export *exp, return rc; } - mdc_pack_body(req, &op_data->op_fid1, OBD_MD_FLRMTPERM, 0, + mdc_pack_body(req, &op_data->op_fid1, 0, 0, op_data->op_suppgids[0], 0); ptlrpc_request_set_replen(req); @@ -1347,7 +1319,7 @@ static int mdc_ioc_hsm_state_set(struct obd_export *exp, return rc; } - mdc_pack_body(req, &op_data->op_fid1, OBD_MD_FLRMTPERM, 0, + mdc_pack_body(req, &op_data->op_fid1, 0, 0, op_data->op_suppgids[0], 0); /* Copy states */ @@ -1394,7 +1366,7 @@ static int mdc_ioc_hsm_request(struct obd_export *exp, return rc; } - mdc_pack_body(req, NULL, OBD_MD_FLRMTPERM, 0, -1, 0); + mdc_pack_body(req, NULL, 0, 0, -1, 0); /* Copy hsm_request struct */ req_hr = req_capsule_client_get(&req->rq_pill, &RMF_MDS_HSM_REQUEST); @@ -1807,7 +1779,7 @@ static int mdc_iocontrol(unsigned int cmd, struct obd_export *exp, int len, case IOC_OBD_STATFS: { struct obd_statfs stat_buf = {0}; - if (*((__u32 *) data->ioc_inlbuf2) != 0) { + if (*((__u32 *)data->ioc_inlbuf2) != 0) { rc = -ENODEV; goto out; } @@ -2001,7 +1973,7 @@ static int mdc_hsm_copytool_send(int len, void *val) if (len < sizeof(*lh) + sizeof(*hal)) { CERROR("Short HSM message %d < %d\n", len, - (int) (sizeof(*lh) + sizeof(*hal))); + (int)(sizeof(*lh) + sizeof(*hal))); return -EPROTO; } if (lh->kuc_magic == __swab16(KUC_MAGIC)) { @@ -2432,41 +2404,6 @@ static int mdc_process_config(struct obd_device *obd, u32 len, void *buf) return rc; } -/* get remote permission for current user on fid */ -static int mdc_get_remote_perm(struct obd_export *exp, const struct lu_fid *fid, - __u32 suppgid, struct ptlrpc_request **request) -{ - struct ptlrpc_request *req; - int rc; - - LASSERT(client_is_remote(exp)); - - *request = NULL; - req = ptlrpc_request_alloc(class_exp2cliimp(exp), &RQF_MDS_GETATTR); - if (!req) - return -ENOMEM; - - rc = ptlrpc_request_pack(req, LUSTRE_MDS_VERSION, MDS_GETATTR); - if (rc) { - ptlrpc_request_free(req); - return rc; - } - - mdc_pack_body(req, fid, OBD_MD_FLRMTPERM, 0, suppgid, 0); - - req_capsule_set_size(&req->rq_pill, &RMF_ACL, RCL_SERVER, - sizeof(struct mdt_remote_perm)); - - ptlrpc_request_set_replen(req); - - rc = ptlrpc_queue_wait(req); - if (rc) - ptlrpc_req_finished(req); - else - *request = req; - return rc; -} - static struct obd_ops mdc_obd_ops = { .owner = THIS_MODULE, .setup = mdc_setup, @@ -2518,7 +2455,6 @@ static struct md_ops mdc_md_ops = { .free_lustre_md = mdc_free_lustre_md, .set_open_replay_data = mdc_set_open_replay_data, .clear_open_replay_data = mdc_clear_open_replay_data, - .get_remote_perm = mdc_get_remote_perm, .intent_getattr_async = mdc_intent_getattr_async, .revalidate_lock = mdc_revalidate_lock }; diff --git a/drivers/staging/lustre/lustre/mgc/lproc_mgc.c b/drivers/staging/lustre/lustre/mgc/lproc_mgc.c index 8d5bc5a751a4..0735220b2a18 100644 --- a/drivers/staging/lustre/lustre/mgc/lproc_mgc.c +++ b/drivers/staging/lustre/lustre/mgc/lproc_mgc.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/mgc/mgc_internal.h b/drivers/staging/lustre/lustre/mgc/mgc_internal.h index 82fb8f46e037..f146f7521c92 100644 --- a/drivers/staging/lustre/lustre/mgc/mgc_internal.h +++ b/drivers/staging/lustre/lustre/mgc/mgc_internal.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/mgc/mgc_request.c b/drivers/staging/lustre/lustre/mgc/mgc_request.c index 2311a437c441..9d0bd4745865 100644 --- a/drivers/staging/lustre/lustre/mgc/mgc_request.c +++ b/drivers/staging/lustre/lustre/mgc/mgc_request.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -500,7 +496,9 @@ static void do_requeue(struct config_llog_data *cld) * export which is being disconnected. Take the client * semaphore to make the check non-racy. */ - down_read(&cld->cld_mgcexp->exp_obd->u.cli.cl_sem); + down_read_nested(&cld->cld_mgcexp->exp_obd->u.cli.cl_sem, + OBD_CLI_SEM_MGC); + if (cld->cld_mgcexp->exp_obd->u.cli.cl_conn_count != 0) { int rc; @@ -1034,7 +1032,7 @@ static int mgc_set_info_async(const struct lu_env *env, struct obd_export *exp, rc = sptlrpc_parse_flavor(val, &flvr); if (rc) { CERROR("invalid sptlrpc flavor %s to MGS\n", - (char *) val); + (char *)val); return rc; } @@ -1050,7 +1048,7 @@ static int mgc_set_info_async(const struct lu_env *env, struct obd_export *exp, sptlrpc_flavor2name(&cli->cl_flvr_mgc, str, sizeof(str)); LCONSOLE_ERROR("asking sptlrpc flavor %s to MGS but currently %s is in use\n", - (char *) val, str); + (char *)val, str); rc = -EPERM; } return rc; diff --git a/drivers/staging/lustre/lustre/obdclass/Makefile b/drivers/staging/lustre/lustre/obdclass/Makefile index c404eb3864ff..df7e47f35a66 100644 --- a/drivers/staging/lustre/lustre/obdclass/Makefile +++ b/drivers/staging/lustre/lustre/obdclass/Makefile @@ -5,5 +5,4 @@ obdclass-y := linux/linux-module.o linux/linux-obdo.o linux/linux-sysctl.o \ genops.o uuid.o lprocfs_status.o lprocfs_counters.o \ lustre_handles.o lustre_peer.o statfs_pack.o \ obdo.o obd_config.o obd_mount.o lu_object.o lu_ref.o \ - cl_object.o cl_page.o cl_lock.o cl_io.o \ - acl.o kernelcomm.o + cl_object.o cl_page.o cl_lock.o cl_io.o kernelcomm.o diff --git a/drivers/staging/lustre/lustre/obdclass/acl.c b/drivers/staging/lustre/lustre/obdclass/acl.c deleted file mode 100644 index 0e02ae97b7ed..000000000000 --- a/drivers/staging/lustre/lustre/obdclass/acl.c +++ /dev/null @@ -1,415 +0,0 @@ -/* - * GPL HEADER START - * - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 only, - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License version 2 for more details (a copy is included - * in the LICENSE file that accompanied this code). - * - * You should have received a copy of the GNU General Public License - * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. - * - * GPL HEADER END - */ -/* - * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved. - * Use is subject to license terms. - * - * Copyright (c) 2012, Intel Corporation. - */ -/* - * This file is part of Lustre, http://www.lustre.org/ - * Lustre is a trademark of Sun Microsystems, Inc. - * - * lustre/obdclass/acl.c - * - * Lustre Access Control List. - * - * Author: Fan Yong <fanyong@clusterfs.com> - */ - -#define DEBUG_SUBSYSTEM S_SEC -#include "../include/lu_object.h" -#include "../include/lustre_acl.h" -#include "../include/lustre_eacl.h" -#include "../include/obd_support.h" - -#ifdef CONFIG_FS_POSIX_ACL - -#define CFS_ACL_XATTR_VERSION POSIX_ACL_XATTR_VERSION - -enum { - ES_UNK = 0, /* unknown stat */ - ES_UNC = 1, /* ACL entry is not changed */ - ES_MOD = 2, /* ACL entry is modified */ - ES_ADD = 3, /* ACL entry is added */ - ES_DEL = 4 /* ACL entry is deleted */ -}; - -static inline void lustre_ext_acl_le_to_cpu(ext_acl_xattr_entry *d, - ext_acl_xattr_entry *s) -{ - d->e_tag = le16_to_cpu(s->e_tag); - d->e_perm = le16_to_cpu(s->e_perm); - d->e_id = le32_to_cpu(s->e_id); - d->e_stat = le32_to_cpu(s->e_stat); -} - -static inline void lustre_ext_acl_cpu_to_le(ext_acl_xattr_entry *d, - ext_acl_xattr_entry *s) -{ - d->e_tag = cpu_to_le16(s->e_tag); - d->e_perm = cpu_to_le16(s->e_perm); - d->e_id = cpu_to_le32(s->e_id); - d->e_stat = cpu_to_le32(s->e_stat); -} - -static inline void lustre_posix_acl_le_to_cpu(posix_acl_xattr_entry *d, - posix_acl_xattr_entry *s) -{ - d->e_tag = le16_to_cpu(s->e_tag); - d->e_perm = le16_to_cpu(s->e_perm); - d->e_id = le32_to_cpu(s->e_id); -} - -static inline void lustre_posix_acl_cpu_to_le(posix_acl_xattr_entry *d, - posix_acl_xattr_entry *s) -{ - d->e_tag = cpu_to_le16(s->e_tag); - d->e_perm = cpu_to_le16(s->e_perm); - d->e_id = cpu_to_le32(s->e_id); -} - -/* if "new_count == 0", then "new = {a_version, NULL}", NOT NULL. */ -static int lustre_posix_acl_xattr_reduce_space(posix_acl_xattr_header **header, - int old_count, int new_count) -{ - int old_size = CFS_ACL_XATTR_SIZE(old_count, posix_acl_xattr); - int new_size = CFS_ACL_XATTR_SIZE(new_count, posix_acl_xattr); - posix_acl_xattr_header *new; - - if (unlikely(old_count <= new_count)) - return old_size; - - new = kmemdup(*header, new_size, GFP_NOFS); - if (unlikely(!new)) - return -ENOMEM; - - kfree(*header); - *header = new; - return new_size; -} - -/* if "new_count == 0", then "new = {0, NULL}", NOT NULL. */ -static int lustre_ext_acl_xattr_reduce_space(ext_acl_xattr_header **header, - int old_count) -{ - int ext_count = le32_to_cpu((*header)->a_count); - int ext_size = CFS_ACL_XATTR_SIZE(ext_count, ext_acl_xattr); - ext_acl_xattr_header *new; - - if (unlikely(old_count <= ext_count)) - return 0; - - new = kmemdup(*header, ext_size, GFP_NOFS); - if (unlikely(!new)) - return -ENOMEM; - - kfree(*header); - *header = new; - return 0; -} - -/* - * Generate new extended ACL based on the posix ACL. - */ -ext_acl_xattr_header * -lustre_posix_acl_xattr_2ext(posix_acl_xattr_header *header, int size) -{ - int count, i, esize; - ext_acl_xattr_header *new; - - if (unlikely(size < 0)) - return ERR_PTR(-EINVAL); - else if (!size) - count = 0; - else - count = CFS_ACL_XATTR_COUNT(size, posix_acl_xattr); - esize = CFS_ACL_XATTR_SIZE(count, ext_acl_xattr); - new = kzalloc(esize, GFP_NOFS); - if (unlikely(!new)) - return ERR_PTR(-ENOMEM); - - new->a_count = cpu_to_le32(count); - for (i = 0; i < count; i++) { - new->a_entries[i].e_tag = header->a_entries[i].e_tag; - new->a_entries[i].e_perm = header->a_entries[i].e_perm; - new->a_entries[i].e_id = header->a_entries[i].e_id; - new->a_entries[i].e_stat = cpu_to_le32(ES_UNK); - } - - return new; -} -EXPORT_SYMBOL(lustre_posix_acl_xattr_2ext); - -/* - * Filter out the "nobody" entries in the posix ACL. - */ -int lustre_posix_acl_xattr_filter(posix_acl_xattr_header *header, size_t size, - posix_acl_xattr_header **out) -{ - int count, i, j, rc = 0; - __u32 id; - posix_acl_xattr_header *new; - - if (!size) - return 0; - if (size < sizeof(*new)) - return -EINVAL; - - new = kzalloc(size, GFP_NOFS); - if (unlikely(!new)) - return -ENOMEM; - - new->a_version = cpu_to_le32(CFS_ACL_XATTR_VERSION); - count = CFS_ACL_XATTR_COUNT(size, posix_acl_xattr); - for (i = 0, j = 0; i < count; i++) { - id = le32_to_cpu(header->a_entries[i].e_id); - switch (le16_to_cpu(header->a_entries[i].e_tag)) { - case ACL_USER_OBJ: - case ACL_GROUP_OBJ: - case ACL_MASK: - case ACL_OTHER: - if (id != ACL_UNDEFINED_ID) { - rc = -EIO; - goto _out; - } - - memcpy(&new->a_entries[j++], &header->a_entries[i], - sizeof(posix_acl_xattr_entry)); - break; - case ACL_USER: - if (id != NOBODY_UID) - memcpy(&new->a_entries[j++], - &header->a_entries[i], - sizeof(posix_acl_xattr_entry)); - break; - case ACL_GROUP: - if (id != NOBODY_GID) - memcpy(&new->a_entries[j++], - &header->a_entries[i], - sizeof(posix_acl_xattr_entry)); - break; - default: - rc = -EIO; - goto _out; - } - } - - /* free unused space. */ - rc = lustre_posix_acl_xattr_reduce_space(&new, count, j); - if (rc >= 0) { - size = rc; - *out = new; - rc = 0; - } - -_out: - if (rc) { - kfree(new); - size = rc; - } - return size; -} -EXPORT_SYMBOL(lustre_posix_acl_xattr_filter); - -/* - * Release the extended ACL space. - */ -void lustre_ext_acl_xattr_free(ext_acl_xattr_header *header) -{ - kfree(header); -} -EXPORT_SYMBOL(lustre_ext_acl_xattr_free); - -static ext_acl_xattr_entry * -lustre_ext_acl_xattr_search(ext_acl_xattr_header *header, - posix_acl_xattr_entry *entry, int *pos) -{ - int once, start, end, i, j, count = le32_to_cpu(header->a_count); - - once = 0; - start = *pos; - end = count; - -again: - for (i = start; i < end; i++) { - if (header->a_entries[i].e_tag == entry->e_tag && - header->a_entries[i].e_id == entry->e_id) { - j = i; - if (++i >= count) - i = 0; - *pos = i; - return &header->a_entries[j]; - } - } - - if (!once) { - once = 1; - start = 0; - end = *pos; - goto again; - } - - return NULL; -} - -/* - * Merge the posix ACL and the extended ACL into new extended ACL. - */ -ext_acl_xattr_header * -lustre_acl_xattr_merge2ext(posix_acl_xattr_header *posix_header, int size, - ext_acl_xattr_header *ext_header) -{ - int ori_ext_count, posix_count, ext_count, ext_size; - int i, j, pos = 0, rc = 0; - posix_acl_xattr_entry pae; - ext_acl_xattr_header *new; - ext_acl_xattr_entry *ee, eae; - - if (unlikely(size < 0)) - return ERR_PTR(-EINVAL); - else if (!size) - posix_count = 0; - else - posix_count = CFS_ACL_XATTR_COUNT(size, posix_acl_xattr); - ori_ext_count = le32_to_cpu(ext_header->a_count); - ext_count = posix_count + ori_ext_count; - ext_size = CFS_ACL_XATTR_SIZE(ext_count, ext_acl_xattr); - - new = kzalloc(ext_size, GFP_NOFS); - if (unlikely(!new)) - return ERR_PTR(-ENOMEM); - - for (i = 0, j = 0; i < posix_count; i++) { - lustre_posix_acl_le_to_cpu(&pae, &posix_header->a_entries[i]); - switch (pae.e_tag) { - case ACL_USER_OBJ: - case ACL_GROUP_OBJ: - case ACL_MASK: - case ACL_OTHER: - if (pae.e_id != ACL_UNDEFINED_ID) { - rc = -EIO; - goto out; - } - case ACL_USER: - /* ignore "nobody" entry. */ - if (pae.e_id == NOBODY_UID) - break; - - new->a_entries[j].e_tag = - posix_header->a_entries[i].e_tag; - new->a_entries[j].e_perm = - posix_header->a_entries[i].e_perm; - new->a_entries[j].e_id = - posix_header->a_entries[i].e_id; - ee = lustre_ext_acl_xattr_search(ext_header, - &posix_header->a_entries[i], &pos); - if (ee) { - if (posix_header->a_entries[i].e_perm != - ee->e_perm) - /* entry modified. */ - ee->e_stat = - new->a_entries[j++].e_stat = - cpu_to_le32(ES_MOD); - else - /* entry unchanged. */ - ee->e_stat = - new->a_entries[j++].e_stat = - cpu_to_le32(ES_UNC); - } else { - /* new entry. */ - new->a_entries[j++].e_stat = - cpu_to_le32(ES_ADD); - } - break; - case ACL_GROUP: - /* ignore "nobody" entry. */ - if (pae.e_id == NOBODY_GID) - break; - new->a_entries[j].e_tag = - posix_header->a_entries[i].e_tag; - new->a_entries[j].e_perm = - posix_header->a_entries[i].e_perm; - new->a_entries[j].e_id = - posix_header->a_entries[i].e_id; - ee = lustre_ext_acl_xattr_search(ext_header, - &posix_header->a_entries[i], &pos); - if (ee) { - if (posix_header->a_entries[i].e_perm != - ee->e_perm) - /* entry modified. */ - ee->e_stat = - new->a_entries[j++].e_stat = - cpu_to_le32(ES_MOD); - else - /* entry unchanged. */ - ee->e_stat = - new->a_entries[j++].e_stat = - cpu_to_le32(ES_UNC); - } else { - /* new entry. */ - new->a_entries[j++].e_stat = - cpu_to_le32(ES_ADD); - } - break; - default: - rc = -EIO; - goto out; - } - } - - /* process deleted entries. */ - for (i = 0; i < ori_ext_count; i++) { - lustre_ext_acl_le_to_cpu(&eae, &ext_header->a_entries[i]); - if (eae.e_stat == ES_UNK) { - /* ignore "nobody" entry. */ - if ((eae.e_tag == ACL_USER && eae.e_id == NOBODY_UID) || - (eae.e_tag == ACL_GROUP && eae.e_id == NOBODY_GID)) - continue; - - new->a_entries[j].e_tag = - ext_header->a_entries[i].e_tag; - new->a_entries[j].e_perm = - ext_header->a_entries[i].e_perm; - new->a_entries[j].e_id = ext_header->a_entries[i].e_id; - new->a_entries[j++].e_stat = cpu_to_le32(ES_DEL); - } - } - - new->a_count = cpu_to_le32(j); - /* free unused space. */ - rc = lustre_ext_acl_xattr_reduce_space(&new, ext_count); - -out: - if (rc) { - kfree(new); - new = ERR_PTR(rc); - } - return new; -} -EXPORT_SYMBOL(lustre_acl_xattr_merge2ext); - -#endif diff --git a/drivers/staging/lustre/lustre/obdclass/cl_internal.h b/drivers/staging/lustre/lustre/obdclass/cl_internal.h index 7eb0ad7b3644..e866754a42d5 100644 --- a/drivers/staging/lustre/lustre/obdclass/cl_internal.h +++ b/drivers/staging/lustre/lustre/obdclass/cl_internal.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdclass/cl_io.c b/drivers/staging/lustre/lustre/obdclass/cl_io.c index 583fb5f33889..e72f1fc00a13 100644 --- a/drivers/staging/lustre/lustre/obdclass/cl_io.c +++ b/drivers/staging/lustre/lustre/obdclass/cl_io.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdclass/cl_lock.c b/drivers/staging/lustre/lustre/obdclass/cl_lock.c index 26a576b63a72..9d7b5939b0fd 100644 --- a/drivers/staging/lustre/lustre/obdclass/cl_lock.c +++ b/drivers/staging/lustre/lustre/obdclass/cl_lock.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdclass/cl_object.c b/drivers/staging/lustre/lustre/obdclass/cl_object.c index 5940f30318ec..91a5806d0239 100644 --- a/drivers/staging/lustre/lustre/obdclass/cl_object.c +++ b/drivers/staging/lustre/lustre/obdclass/cl_object.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -577,7 +573,7 @@ static inline struct cl_env *cl_env_fetch(void) { struct cl_env *cle; - cle = cfs_hash_lookup(cl_env_hash, (void *) (long) current->pid); + cle = cfs_hash_lookup(cl_env_hash, (void *)(long)current->pid); LASSERT(ergo(cle, cle->ce_magic == &cl_env_init0)); return cle; } @@ -588,7 +584,7 @@ static inline void cl_env_attach(struct cl_env *cle) int rc; LASSERT(!cle->ce_owner); - cle->ce_owner = (void *) (long) current->pid; + cle->ce_owner = (void *)(long)current->pid; rc = cfs_hash_add_unique(cl_env_hash, cle->ce_owner, &cle->ce_node); LASSERT(rc == 0); @@ -599,7 +595,7 @@ static inline void cl_env_do_detach(struct cl_env *cle) { void *cookie; - LASSERT(cle->ce_owner == (void *) (long) current->pid); + LASSERT(cle->ce_owner == (void *)(long)current->pid); cookie = cfs_hash_del(cl_env_hash, cle->ce_owner, &cle->ce_node); LASSERT(cookie == cle); diff --git a/drivers/staging/lustre/lustre/obdclass/cl_page.c b/drivers/staging/lustre/lustre/obdclass/cl_page.c index b754f516e557..db2dc6b39073 100644 --- a/drivers/staging/lustre/lustre/obdclass/cl_page.c +++ b/drivers/staging/lustre/lustre/obdclass/cl_page.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -1076,3 +1072,49 @@ void cl_page_slice_add(struct cl_page *page, struct cl_page_slice *slice, slice->cpl_page = page; } EXPORT_SYMBOL(cl_page_slice_add); + +/** + * Allocate and initialize cl_cache, called by ll_init_sbi(). + */ +struct cl_client_cache *cl_cache_init(unsigned long lru_page_max) +{ + struct cl_client_cache *cache = NULL; + + cache = kzalloc(sizeof(*cache), GFP_KERNEL); + if (!cache) + return NULL; + + /* Initialize cache data */ + atomic_set(&cache->ccc_users, 1); + cache->ccc_lru_max = lru_page_max; + atomic_set(&cache->ccc_lru_left, lru_page_max); + spin_lock_init(&cache->ccc_lru_lock); + INIT_LIST_HEAD(&cache->ccc_lru); + + atomic_set(&cache->ccc_unstable_nr, 0); + init_waitqueue_head(&cache->ccc_unstable_waitq); + + return cache; +} +EXPORT_SYMBOL(cl_cache_init); + +/** + * Increase cl_cache refcount + */ +void cl_cache_incref(struct cl_client_cache *cache) +{ + atomic_inc(&cache->ccc_users); +} +EXPORT_SYMBOL(cl_cache_incref); + +/** + * Decrease cl_cache refcount and free the cache if refcount=0. + * Since llite, lov and osc all hold cl_cache refcount, + * the free will not cause race. (LU-6173) + */ +void cl_cache_decref(struct cl_client_cache *cache) +{ + if (atomic_dec_and_test(&cache->ccc_users)) + kfree(cache); +} +EXPORT_SYMBOL(cl_cache_decref); diff --git a/drivers/staging/lustre/lustre/obdclass/class_obd.c b/drivers/staging/lustre/lustre/obdclass/class_obd.c index f48816af8be7..d9d2a1952b8b 100644 --- a/drivers/staging/lustre/lustre/obdclass/class_obd.c +++ b/drivers/staging/lustre/lustre/obdclass/class_obd.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdclass/debug.c b/drivers/staging/lustre/lustre/obdclass/debug.c index e4edfb2c0a20..8acf67239fa8 100644 --- a/drivers/staging/lustre/lustre/obdclass/debug.c +++ b/drivers/staging/lustre/lustre/obdclass/debug.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdclass/genops.c b/drivers/staging/lustre/lustre/obdclass/genops.c index d95f11d62a32..99c2da632b51 100644 --- a/drivers/staging/lustre/lustre/obdclass/genops.c +++ b/drivers/staging/lustre/lustre/obdclass/genops.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdclass/kernelcomm.c b/drivers/staging/lustre/lustre/obdclass/kernelcomm.c index 8405eccdac19..a0f65c470f4d 100644 --- a/drivers/staging/lustre/lustre/obdclass/kernelcomm.c +++ b/drivers/staging/lustre/lustre/obdclass/kernelcomm.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdclass/linux/linux-module.c b/drivers/staging/lustre/lustre/obdclass/linux/linux-module.c index 2cd4522462d9..33342bfcc90e 100644 --- a/drivers/staging/lustre/lustre/obdclass/linux/linux-module.c +++ b/drivers/staging/lustre/lustre/obdclass/linux/linux-module.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdclass/linux/linux-obdo.c b/drivers/staging/lustre/lustre/obdclass/linux/linux-obdo.c index b41b65e2f021..c6cc6a7666e3 100644 --- a/drivers/staging/lustre/lustre/obdclass/linux/linux-obdo.c +++ b/drivers/staging/lustre/lustre/obdclass/linux/linux-obdo.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdclass/linux/linux-sysctl.c b/drivers/staging/lustre/lustre/obdclass/linux/linux-sysctl.c index e6bf414a4444..8f70dd2686f9 100644 --- a/drivers/staging/lustre/lustre/obdclass/linux/linux-sysctl.c +++ b/drivers/staging/lustre/lustre/obdclass/linux/linux-sysctl.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdclass/llog.c b/drivers/staging/lustre/lustre/obdclass/llog.c index 79194d8cb587..1784ca063428 100644 --- a/drivers/staging/lustre/lustre/obdclass/llog.c +++ b/drivers/staging/lustre/lustre/obdclass/llog.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -123,8 +119,10 @@ static int llog_read_header(const struct lu_env *env, handle->lgh_last_idx = 0; /* header is record with index 0 */ llh->llh_count = 1; /* for the header record */ llh->llh_hdr.lrh_type = LLOG_HDR_MAGIC; - llh->llh_hdr.lrh_len = llh->llh_tail.lrt_len = LLOG_CHUNK_SIZE; - llh->llh_hdr.lrh_index = llh->llh_tail.lrt_index = 0; + llh->llh_hdr.lrh_len = LLOG_CHUNK_SIZE; + llh->llh_tail.lrt_len = LLOG_CHUNK_SIZE; + llh->llh_hdr.lrh_index = 0; + llh->llh_tail.lrt_index = 0; llh->llh_timestamp = ktime_get_real_seconds(); if (uuid) memcpy(&llh->llh_tgtuuid, uuid, diff --git a/drivers/staging/lustre/lustre/obdclass/llog_cat.c b/drivers/staging/lustre/lustre/obdclass/llog_cat.c index c27d4ec1df9e..a82a2950295a 100644 --- a/drivers/staging/lustre/lustre/obdclass/llog_cat.c +++ b/drivers/staging/lustre/lustre/obdclass/llog_cat.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdclass/llog_internal.h b/drivers/staging/lustre/lustre/obdclass/llog_internal.h index 7fb48dda355e..f7949525d952 100644 --- a/drivers/staging/lustre/lustre/obdclass/llog_internal.h +++ b/drivers/staging/lustre/lustre/obdclass/llog_internal.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdclass/llog_obd.c b/drivers/staging/lustre/lustre/obdclass/llog_obd.c index 826623f528da..6ace7e097859 100644 --- a/drivers/staging/lustre/lustre/obdclass/llog_obd.c +++ b/drivers/staging/lustre/lustre/obdclass/llog_obd.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdclass/llog_swab.c b/drivers/staging/lustre/lustre/obdclass/llog_swab.c index 967ba2e1bfcb..f7b9b190350c 100644 --- a/drivers/staging/lustre/lustre/obdclass/llog_swab.c +++ b/drivers/staging/lustre/lustre/obdclass/llog_swab.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c b/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c index 5a1eae1de2ec..279b625f1afe 100644 --- a/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c +++ b/drivers/staging/lustre/lustre/obdclass/lprocfs_status.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdclass/lu_object.c b/drivers/staging/lustre/lustre/obdclass/lu_object.c index e04385760f21..9b03059f34d6 100644 --- a/drivers/staging/lustre/lustre/obdclass/lu_object.c +++ b/drivers/staging/lustre/lustre/obdclass/lu_object.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdclass/lu_ref.c b/drivers/staging/lustre/lustre/obdclass/lu_ref.c index 993697b660f6..e9f6040d19eb 100644 --- a/drivers/staging/lustre/lustre/obdclass/lu_ref.c +++ b/drivers/staging/lustre/lustre/obdclass/lu_ref.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdclass/lustre_handles.c b/drivers/staging/lustre/lustre/obdclass/lustre_handles.c index 403ceea06186..082f530c527c 100644 --- a/drivers/staging/lustre/lustre/obdclass/lustre_handles.c +++ b/drivers/staging/lustre/lustre/obdclass/lustre_handles.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdclass/lustre_peer.c b/drivers/staging/lustre/lustre/obdclass/lustre_peer.c index b1abe023bb35..5974a9bf77c0 100644 --- a/drivers/staging/lustre/lustre/obdclass/lustre_peer.c +++ b/drivers/staging/lustre/lustre/obdclass/lustre_peer.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdclass/obd_config.c b/drivers/staging/lustre/lustre/obdclass/obd_config.c index cb1d65c3d95d..0eab1236501b 100644 --- a/drivers/staging/lustre/lustre/obdclass/obd_config.c +++ b/drivers/staging/lustre/lustre/obdclass/obd_config.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -1021,8 +1017,8 @@ int class_process_proc_param(char *prefix, struct lprocfs_vars *lvars, /* Search proc entries */ while (lvars[j].name) { var = &lvars[j]; - if (!class_match_param(key, var->name, NULL) - && keylen == strlen(var->name)) { + if (!class_match_param(key, var->name, NULL) && + keylen == strlen(var->name)) { matched++; rc = -EROFS; if (var->fops && var->fops->write) { @@ -1077,7 +1073,7 @@ int class_config_llog_handler(const struct lu_env *env, { struct config_llog_instance *clli = data; int cfg_len = rec->lrh_len; - char *cfg_buf = (char *) (rec + 1); + char *cfg_buf = (char *)(rec + 1); int rc = 0; switch (rec->lrh_type) { diff --git a/drivers/staging/lustre/lustre/obdclass/obd_mount.c b/drivers/staging/lustre/lustre/obdclass/obd_mount.c index e0c90adc72a7..aa84a50e9904 100644 --- a/drivers/staging/lustre/lustre/obdclass/obd_mount.c +++ b/drivers/staging/lustre/lustre/obdclass/obd_mount.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -192,7 +188,7 @@ static int lustre_start_simple(char *obdname, char *type, char *uuid, return rc; } -DEFINE_MUTEX(mgc_start_lock); +static DEFINE_MUTEX(mgc_start_lock); /** Set up a mgc obd to process startup logs * diff --git a/drivers/staging/lustre/lustre/obdclass/obdo.c b/drivers/staging/lustre/lustre/obdclass/obdo.c index 748e33f017d5..8583a4a8c206 100644 --- a/drivers/staging/lustre/lustre/obdclass/obdo.c +++ b/drivers/staging/lustre/lustre/obdclass/obdo.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdclass/statfs_pack.c b/drivers/staging/lustre/lustre/obdclass/statfs_pack.c index fb4e3ae845e0..4bad1fa27d40 100644 --- a/drivers/staging/lustre/lustre/obdclass/statfs_pack.c +++ b/drivers/staging/lustre/lustre/obdclass/statfs_pack.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdclass/uuid.c b/drivers/staging/lustre/lustre/obdclass/uuid.c index b0b0157a6334..abd9b1ae72cd 100644 --- a/drivers/staging/lustre/lustre/obdclass/uuid.c +++ b/drivers/staging/lustre/lustre/obdclass/uuid.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/obdecho/echo_client.c b/drivers/staging/lustre/lustre/obdecho/echo_client.c index 91ef06f17934..5b29c4a44fe5 100644 --- a/drivers/staging/lustre/lustre/obdecho/echo_client.c +++ b/drivers/staging/lustre/lustre/obdecho/echo_client.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/osc/lproc_osc.c b/drivers/staging/lustre/lustre/osc/lproc_osc.c index 33a113213bf5..7e83d395b998 100644 --- a/drivers/staging/lustre/lustre/osc/lproc_osc.c +++ b/drivers/staging/lustre/lustre/osc/lproc_osc.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/osc/osc_cache.c b/drivers/staging/lustre/lustre/osc/osc_cache.c index 5a14bea961b4..d011135802d5 100644 --- a/drivers/staging/lustre/lustre/osc/osc_cache.c +++ b/drivers/staging/lustre/lustre/osc/osc_cache.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -127,9 +123,9 @@ static const char *oes_strings[] = { /* ----- part 4 ----- */ \ ## __VA_ARGS__); \ if (lvl == D_ERROR && __ext->oe_dlmlock) \ - LDLM_ERROR(__ext->oe_dlmlock, "extent: %p\n", __ext); \ + LDLM_ERROR(__ext->oe_dlmlock, "extent: %p", __ext); \ else \ - LDLM_DEBUG(__ext->oe_dlmlock, "extent: %p\n", __ext); \ + LDLM_DEBUG(__ext->oe_dlmlock, "extent: %p", __ext); \ } while (0) #undef EASSERTF @@ -1868,7 +1864,8 @@ void osc_dec_unstable_pages(struct ptlrpc_request *req) LASSERT(page_count >= 0); for (i = 0; i < page_count; i++) - dec_zone_page_state(desc->bd_iov[i].kiov_page, NR_UNSTABLE_NFS); + dec_node_page_state(desc->bd_iov[i].kiov_page, + NR_UNSTABLE_NFS); atomic_sub(page_count, &cli->cl_cache->ccc_unstable_nr); LASSERT(atomic_read(&cli->cl_cache->ccc_unstable_nr) >= 0); @@ -1902,7 +1899,8 @@ void osc_inc_unstable_pages(struct ptlrpc_request *req) LASSERT(page_count >= 0); for (i = 0; i < page_count; i++) - inc_zone_page_state(desc->bd_iov[i].kiov_page, NR_UNSTABLE_NFS); + inc_node_page_state(desc->bd_iov[i].kiov_page, + NR_UNSTABLE_NFS); LASSERT(atomic_read(&cli->cl_cache->ccc_unstable_nr) >= 0); atomic_add(page_count, &cli->cl_cache->ccc_unstable_nr); @@ -2371,7 +2369,7 @@ int osc_prep_async_page(struct osc_object *osc, struct osc_page *ops, oap->oap_obj_off = offset; LASSERT(!(offset & ~PAGE_MASK)); - if (!client_is_remote(exp) && capable(CFS_CAP_SYS_RESOURCE)) + if (capable(CFS_CAP_SYS_RESOURCE)) oap->oap_brw_flags = OBD_BRW_NOQUOTA; INIT_LIST_HEAD(&oap->oap_pending_item); @@ -2410,8 +2408,7 @@ int osc_queue_async_io(const struct lu_env *env, struct cl_io *io, /* Set the OBD_BRW_SRVLOCK before the page is queued. */ brw_flags |= ops->ops_srvlock ? OBD_BRW_SRVLOCK : 0; - if (!client_is_remote(osc_export(osc)) && - capable(CFS_CAP_SYS_RESOURCE)) { + if (capable(CFS_CAP_SYS_RESOURCE)) { brw_flags |= OBD_BRW_NOQUOTA; cmd |= OBD_BRW_NOQUOTA; } @@ -2773,7 +2770,8 @@ int osc_queue_sync_pages(const struct lu_env *env, struct osc_object *obj, ext->oe_sync = 1; ext->oe_urgent = 1; ext->oe_start = start; - ext->oe_end = ext->oe_max_end = end; + ext->oe_end = end; + ext->oe_max_end = end; ext->oe_obj = obj; ext->oe_srvlock = !!(brw_flags & OBD_BRW_SRVLOCK); ext->oe_nr_pages = page_count; @@ -3308,7 +3306,8 @@ int osc_lock_discard_pages(const struct lu_env *env, struct osc_object *osc, goto out; cb = mode == CLM_READ ? check_and_discard_cb : discard_cb; - info->oti_fn_index = info->oti_next_index = start; + info->oti_fn_index = start; + info->oti_next_index = start; do { res = osc_page_gang_lookup(env, io, osc, info->oti_next_index, end, cb, osc); diff --git a/drivers/staging/lustre/lustre/osc/osc_cl_internal.h b/drivers/staging/lustre/lustre/osc/osc_cl_internal.h index ae19d396b537..c8c3f1ca77be 100644 --- a/drivers/staging/lustre/lustre/osc/osc_cl_internal.h +++ b/drivers/staging/lustre/lustre/osc/osc_cl_internal.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -66,7 +62,7 @@ struct osc_io { /** super class */ struct cl_io_slice oi_cl; /** true if this io is lockless. */ - int oi_lockless; + unsigned int oi_lockless; /** how many LRU pages are reserved for this IO */ int oi_lru_reserved; @@ -356,11 +352,6 @@ struct osc_page { */ unsigned ops_transfer_pinned:1, /** - * True for a `temporary page' created by read-ahead code, probably - * outside of any DLM lock. - */ - ops_temp:1, - /** * in LRU? */ ops_in_lru:1, diff --git a/drivers/staging/lustre/lustre/osc/osc_dev.c b/drivers/staging/lustre/lustre/osc/osc_dev.c index d4fe507f165f..83d30c135ba4 100644 --- a/drivers/staging/lustre/lustre/osc/osc_dev.c +++ b/drivers/staging/lustre/lustre/osc/osc_dev.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/osc/osc_internal.h b/drivers/staging/lustre/lustre/osc/osc_internal.h index 7fad8278150f..7a27f0961955 100644 --- a/drivers/staging/lustre/lustre/osc/osc_internal.h +++ b/drivers/staging/lustre/lustre/osc/osc_internal.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/osc/osc_io.c b/drivers/staging/lustre/lustre/osc/osc_io.c index d534b0e0edf6..6e3dcd38913f 100644 --- a/drivers/staging/lustre/lustre/osc/osc_io.c +++ b/drivers/staging/lustre/lustre/osc/osc_io.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -221,7 +217,8 @@ static void osc_page_touch_at(const struct lu_env *env, kms > loi->loi_kms ? "" : "not ", loi->loi_kms, kms, loi->loi_lvb.lvb_size); - attr->cat_mtime = attr->cat_ctime = LTIME_S(CURRENT_TIME); + attr->cat_ctime = LTIME_S(CURRENT_TIME); + attr->cat_mtime = attr->cat_ctime; valid = CAT_MTIME | CAT_CTIME; if (kms > loi->loi_kms) { attr->cat_kms = kms; @@ -458,7 +455,8 @@ static int osc_io_setattr_start(const struct lu_env *env, unsigned int cl_valid = 0; if (ia_valid & ATTR_SIZE) { - attr->cat_size = attr->cat_kms = size; + attr->cat_size = size; + attr->cat_kms = size; cl_valid = CAT_SIZE | CAT_KMS; } if (ia_valid & ATTR_MTIME_SET) { @@ -526,7 +524,8 @@ static void osc_io_setattr_end(const struct lu_env *env, if (cbargs->opc_rpc_sent) { wait_for_completion(&cbargs->opc_sync); - result = io->ci_result = cbargs->opc_rc; + result = cbargs->opc_rc; + io->ci_result = cbargs->opc_rc; } if (result == 0) { if (oio->oi_lockless) { @@ -575,7 +574,8 @@ static int osc_io_write_start(const struct lu_env *env, OBD_FAIL_TIMEOUT(OBD_FAIL_OSC_DELAY_SETTIME, 1); cl_object_attr_lock(obj); - attr->cat_mtime = attr->cat_ctime = ktime_get_real_seconds(); + attr->cat_ctime = ktime_get_real_seconds(); + attr->cat_mtime = attr->cat_ctime; rc = cl_object_attr_set(env, obj, attr, CAT_MTIME | CAT_CTIME); cl_object_attr_unlock(obj); diff --git a/drivers/staging/lustre/lustre/osc/osc_lock.c b/drivers/staging/lustre/lustre/osc/osc_lock.c index 16f9cd9d3b12..717d3ffb6789 100644 --- a/drivers/staging/lustre/lustre/osc/osc_lock.c +++ b/drivers/staging/lustre/lustre/osc/osc_lock.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -638,11 +634,10 @@ static int weigh_cb(const struct lu_env *env, struct cl_io *io, if (cl_page_is_vmlocked(env, page) || PageDirty(page->cp_vmpage) || PageWriteback(page->cp_vmpage) - ) { - (*(unsigned long *)cbdata)++; + ) return CLP_GANG_ABORT; - } + *(pgoff_t *)cbdata = osc_index(ops) + 1; return CLP_GANG_OKAY; } @@ -652,7 +647,7 @@ static unsigned long osc_lock_weight(const struct lu_env *env, { struct cl_io *io = &osc_env_info(env)->oti_io; struct cl_object *obj = cl_object_top(&oscobj->oo_cl); - unsigned long npages = 0; + pgoff_t page_index; int result; io->ci_obj = obj; @@ -661,11 +656,12 @@ static unsigned long osc_lock_weight(const struct lu_env *env, if (result != 0) return result; + page_index = cl_index(obj, extent->start); do { result = osc_page_gang_lookup(env, io, oscobj, - cl_index(obj, extent->start), + page_index, cl_index(obj, extent->end), - weigh_cb, (void *)&npages); + weigh_cb, (void *)&page_index); if (result == CLP_GANG_ABORT) break; if (result == CLP_GANG_RESCHED) @@ -673,7 +669,7 @@ static unsigned long osc_lock_weight(const struct lu_env *env, } while (result != CLP_GANG_OKAY); cl_io_fini(env, io); - return npages; + return result == CLP_GANG_ABORT ? 1 : 0; } /** @@ -703,7 +699,7 @@ unsigned long osc_ldlm_weigh_ast(struct ldlm_lock *dlmlock) LASSERT(dlmlock->l_resource->lr_type == LDLM_EXTENT); obj = dlmlock->l_ast_data; - if (obj) { + if (!obj) { weight = 1; goto out; } @@ -1120,7 +1116,8 @@ static void osc_lock_set_writer(const struct lu_env *env, } } else { LASSERT(cl_io_is_mkwrite(io)); - io_start = io_end = io->u.ci_fault.ft_index; + io_start = io->u.ci_fault.ft_index; + io_end = io->u.ci_fault.ft_index; } if (descr->cld_mode >= CLM_WRITE && @@ -1171,7 +1168,7 @@ int osc_lock_init(const struct lu_env *env, osc_lock_set_writer(env, io, obj, oscl); - LDLM_DEBUG_NOLOCK("lock %p, osc lock %p, flags %llx\n", + LDLM_DEBUG_NOLOCK("lock %p, osc lock %p, flags %llx", lock, oscl, oscl->ols_flags); return 0; diff --git a/drivers/staging/lustre/lustre/osc/osc_object.c b/drivers/staging/lustre/lustre/osc/osc_object.c index 738ab10ab274..d211d1905e83 100644 --- a/drivers/staging/lustre/lustre/osc/osc_object.c +++ b/drivers/staging/lustre/lustre/osc/osc_object.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/osc/osc_page.c b/drivers/staging/lustre/lustre/osc/osc_page.c index c29c2eabe39c..355f496a2093 100644 --- a/drivers/staging/lustre/lustre/osc/osc_page.c +++ b/drivers/staging/lustre/lustre/osc/osc_page.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -52,13 +48,6 @@ static int osc_lru_reserve(const struct lu_env *env, struct osc_object *obj, * @{ */ -static int osc_page_protected(const struct lu_env *env, - const struct osc_page *opg, - enum cl_lock_mode mode, int unref) -{ - return 1; -} - /***************************************************************************** * * Page operations. @@ -110,8 +99,6 @@ int osc_page_cache_add(const struct lu_env *env, struct osc_page *opg = cl2osc_page(slice); int result; - LINVRNT(osc_page_protected(env, opg, CLM_WRITE, 0)); - osc_page_transfer_get(opg, "transfer\0cache"); result = osc_queue_async_io(env, io, opg); if (result != 0) @@ -214,8 +201,6 @@ static void osc_page_delete(const struct lu_env *env, struct osc_object *obj = cl2osc(opg->ops_cl.cpl_obj); int rc; - LINVRNT(opg->ops_temp || osc_page_protected(env, opg, CLM_READ, 1)); - CDEBUG(D_TRACE, "%p\n", opg); osc_page_transfer_put(env, opg); rc = osc_teardown_async_page(env, obj, opg); @@ -254,8 +239,6 @@ static void osc_page_clip(const struct lu_env *env, struct osc_page *opg = cl2osc_page(slice); struct osc_async_page *oap = &opg->ops_oap; - LINVRNT(osc_page_protected(env, opg, CLM_READ, 0)); - opg->ops_from = from; opg->ops_to = to; spin_lock(&oap->oap_lock); @@ -269,8 +252,6 @@ static int osc_page_cancel(const struct lu_env *env, struct osc_page *opg = cl2osc_page(slice); int rc = 0; - LINVRNT(osc_page_protected(env, opg, CLM_READ, 0)); - /* Check if the transferring against this page * is completed, or not even queued. */ @@ -320,10 +301,6 @@ int osc_page_init(const struct lu_env *env, struct cl_object *obj, cl_page_slice_add(page, &opg->ops_cl, obj, index, &osc_page_ops); } - /* - * Cannot assert osc_page_protected() here as read-ahead - * creates temporary pages outside of a lock. - */ /* ops_inflight and ops_lru are the same field, but it doesn't * hurt to initialize it twice :-) */ @@ -380,10 +357,6 @@ void osc_page_submit(const struct lu_env *env, struct osc_page *opg, enum cl_req_type crt, int brw_flags) { struct osc_async_page *oap = &opg->ops_oap; - struct osc_object *obj = oap->oap_obj; - - LINVRNT(osc_page_protected(env, opg, - crt == CRT_WRITE ? CLM_WRITE : CLM_READ, 1)); LASSERTF(oap->oap_magic == OAP_MAGIC, "Bad oap magic: oap %p, magic 0x%x\n", oap, oap->oap_magic); @@ -398,8 +371,7 @@ void osc_page_submit(const struct lu_env *env, struct osc_page *opg, if (osc_over_unstable_soft_limit(oap->oap_cli)) oap->oap_brw_flags |= OBD_BRW_SOFT_SYNC; - if (!client_is_remote(osc_export(obj)) && - capable(CFS_CAP_SYS_RESOURCE)) { + if (capable(CFS_CAP_SYS_RESOURCE)) { oap->oap_brw_flags |= OBD_BRW_NOQUOTA; oap->oap_cmd |= OBD_BRW_NOQUOTA; } @@ -440,7 +412,7 @@ static int osc_cache_too_much(struct client_obd *cli) int pages = atomic_read(&cli->cl_lru_in_list); unsigned long budget; - budget = cache->ccc_lru_max / atomic_read(&cache->ccc_users); + budget = cache->ccc_lru_max / (atomic_read(&cache->ccc_users) - 2); /* if it's going to run out LRU slots, we should free some, but not * too much to maintain fairness among OSCs. @@ -740,7 +712,7 @@ int osc_lru_reclaim(struct client_obd *cli) cache->ccc_lru_shrinkers++; list_move_tail(&cli->cl_lru_osc, &cache->ccc_lru); - max_scans = atomic_read(&cache->ccc_users); + max_scans = atomic_read(&cache->ccc_users) - 2; while (--max_scans > 0 && !list_empty(&cache->ccc_lru)) { cli = list_entry(cache->ccc_lru.next, struct client_obd, cl_lru_osc); diff --git a/drivers/staging/lustre/lustre/osc/osc_request.c b/drivers/staging/lustre/lustre/osc/osc_request.c index 47417f88fe3c..536b868ff776 100644 --- a/drivers/staging/lustre/lustre/osc/osc_request.c +++ b/drivers/staging/lustre/lustre/osc/osc_request.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -474,7 +470,8 @@ static int osc_real_create(struct obd_export *exp, struct obdo *oa, DEBUG_REQ(D_HA, req, "delorphan from OST integration"); /* Don't resend the delorphan req */ - req->rq_no_resend = req->rq_no_delay = 1; + req->rq_no_resend = 1; + req->rq_no_delay = 1; } rc = ptlrpc_queue_wait(req); @@ -2249,7 +2246,7 @@ int osc_enqueue_base(struct obd_export *exp, struct ldlm_res_id *res_id, struct lustre_handle lockh = { 0 }; struct ptlrpc_request *req = NULL; int intent = *flags & LDLM_FL_HAS_INTENT; - __u64 match_lvb = agl ? 0 : LDLM_FL_LVB_READY; + __u64 match_flags = *flags; enum ldlm_mode mode; int rc; @@ -2284,7 +2281,11 @@ int osc_enqueue_base(struct obd_export *exp, struct ldlm_res_id *res_id, mode = einfo->ei_mode; if (einfo->ei_mode == LCK_PR) mode |= LCK_PW; - mode = ldlm_lock_match(obd->obd_namespace, *flags | match_lvb, res_id, + if (agl == 0) + match_flags |= LDLM_FL_LVB_READY; + if (intent != 0) + match_flags |= LDLM_FL_BLOCK_GRANTED; + mode = ldlm_lock_match(obd->obd_namespace, match_flags, res_id, einfo->ei_type, policy, mode, &lockh, 0); if (mode) { struct ldlm_lock *matched; @@ -2775,7 +2776,8 @@ static int osc_get_info(const struct lu_env *env, struct obd_export *exp, tmp = req_capsule_client_get(&req->rq_pill, &RMF_SETINFO_KEY); memcpy(tmp, key, keylen); - req->rq_no_delay = req->rq_no_resend = 1; + req->rq_no_delay = 1; + req->rq_no_resend = 1; ptlrpc_request_set_replen(req); rc = ptlrpc_queue_wait(req); if (rc) @@ -2915,7 +2917,7 @@ static int osc_set_info_async(const struct lu_env *env, struct obd_export *exp, LASSERT(!cli->cl_cache); /* only once */ cli->cl_cache = val; - atomic_inc(&cli->cl_cache->ccc_users); + cl_cache_incref(cli->cl_cache); cli->cl_lru_left = &cli->cl_cache->ccc_lru_left; /* add this osc into entity list */ @@ -3295,7 +3297,7 @@ static int osc_cleanup(struct obd_device *obd) list_del_init(&cli->cl_lru_osc); spin_unlock(&cli->cl_cache->ccc_lru_lock); cli->cl_lru_left = NULL; - atomic_dec(&cli->cl_cache->ccc_users); + cl_cache_decref(cli->cl_cache); cli->cl_cache = NULL; } diff --git a/drivers/staging/lustre/lustre/ptlrpc/client.c b/drivers/staging/lustre/lustre/ptlrpc/client.c index 4b7912a2cb52..d4463d7c81d2 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/client.c +++ b/drivers/staging/lustre/lustre/ptlrpc/client.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -587,14 +583,19 @@ static void __ptlrpc_free_req_to_pool(struct ptlrpc_request *request) spin_unlock(&pool->prp_lock); } -static int __ptlrpc_request_bufs_pack(struct ptlrpc_request *request, - __u32 version, int opcode, - int count, __u32 *lengths, char **bufs, - struct ptlrpc_cli_ctx *ctx) +int ptlrpc_request_bufs_pack(struct ptlrpc_request *request, + __u32 version, int opcode, char **bufs, + struct ptlrpc_cli_ctx *ctx) { - struct obd_import *imp = request->rq_import; + int count; + struct obd_import *imp; + __u32 *lengths; int rc; + count = req_capsule_filled_sizes(&request->rq_pill, RCL_CLIENT); + imp = request->rq_import; + lengths = request->rq_pill.rc_area[RCL_CLIENT]; + if (unlikely(ctx)) { request->rq_cli_ctx = sptlrpc_cli_ctx_get(ctx); } else { @@ -602,20 +603,16 @@ static int __ptlrpc_request_bufs_pack(struct ptlrpc_request *request, if (rc) goto out_free; } - sptlrpc_req_set_flavor(request, opcode); rc = lustre_pack_request(request, imp->imp_msg_magic, count, lengths, bufs); - if (rc) { - LASSERT(!request->rq_pool); + if (rc) goto out_ctx; - } lustre_msg_add_version(request->rq_reqmsg, version); request->rq_send_state = LUSTRE_IMP_FULL; request->rq_type = PTL_RPC_MSG_REQUEST; - request->rq_export = NULL; request->rq_req_cbid.cbid_fn = request_out_callback; request->rq_req_cbid.cbid_arg = request; @@ -624,6 +621,8 @@ static int __ptlrpc_request_bufs_pack(struct ptlrpc_request *request, request->rq_reply_cbid.cbid_arg = request; request->rq_reply_deadline = 0; + request->rq_bulk_deadline = 0; + request->rq_req_deadline = 0; request->rq_phase = RQ_PHASE_NEW; request->rq_next_phase = RQ_PHASE_UNDEFINED; @@ -632,40 +631,49 @@ static int __ptlrpc_request_bufs_pack(struct ptlrpc_request *request, ptlrpc_at_set_req_timeout(request); - spin_lock_init(&request->rq_lock); - INIT_LIST_HEAD(&request->rq_list); - INIT_LIST_HEAD(&request->rq_timed_list); - INIT_LIST_HEAD(&request->rq_replay_list); - INIT_LIST_HEAD(&request->rq_ctx_chain); - INIT_LIST_HEAD(&request->rq_set_chain); - INIT_LIST_HEAD(&request->rq_history_list); - INIT_LIST_HEAD(&request->rq_exp_list); - init_waitqueue_head(&request->rq_reply_waitq); - init_waitqueue_head(&request->rq_set_waitq); request->rq_xid = ptlrpc_next_xid(); - atomic_set(&request->rq_refcount, 1); - lustre_msg_set_opc(request->rq_reqmsg, opcode); + /* Let's setup deadline for req/reply/bulk unlink for opcode. */ + if (cfs_fail_val == opcode) { + time_t *fail_t = NULL, *fail2_t = NULL; + + if (CFS_FAIL_CHECK(OBD_FAIL_PTLRPC_LONG_BULK_UNLINK)) { + fail_t = &request->rq_bulk_deadline; + } else if (CFS_FAIL_CHECK(OBD_FAIL_PTLRPC_LONG_REPL_UNLINK)) { + fail_t = &request->rq_reply_deadline; + } else if (CFS_FAIL_CHECK(OBD_FAIL_PTLRPC_LONG_REQ_UNLINK)) { + fail_t = &request->rq_req_deadline; + } else if (CFS_FAIL_CHECK(OBD_FAIL_PTLRPC_LONG_BOTH_UNLINK)) { + fail_t = &request->rq_reply_deadline; + fail2_t = &request->rq_bulk_deadline; + } + + if (fail_t) { + *fail_t = ktime_get_real_seconds() + LONG_UNLINK; + + if (fail2_t) + *fail2_t = ktime_get_real_seconds() + + LONG_UNLINK; + + /* The RPC is infected, let the test change the + * fail_loc + */ + set_current_state(TASK_UNINTERRUPTIBLE); + schedule_timeout(cfs_time_seconds(2)); + set_current_state(TASK_RUNNING); + } + } + return 0; + out_ctx: + LASSERT(!request->rq_pool); sptlrpc_cli_ctx_put(request->rq_cli_ctx, 1); out_free: class_import_put(imp); return rc; } - -int ptlrpc_request_bufs_pack(struct ptlrpc_request *request, - __u32 version, int opcode, char **bufs, - struct ptlrpc_cli_ctx *ctx) -{ - int count; - - count = req_capsule_filled_sizes(&request->rq_pill, RCL_CLIENT); - return __ptlrpc_request_bufs_pack(request, version, opcode, count, - request->rq_pill.rc_area[RCL_CLIENT], - bufs, ctx); -} EXPORT_SYMBOL(ptlrpc_request_bufs_pack); /** @@ -722,7 +730,9 @@ struct ptlrpc_request *__ptlrpc_request_alloc(struct obd_import *imp, request = ptlrpc_prep_req_from_pool(pool); if (request) { - LASSERTF((unsigned long)imp > 0x1000, "%p\n", imp); + ptlrpc_cli_req_init(request); + + LASSERTF((unsigned long)imp > 0x1000, "%p", imp); LASSERT(imp != LP_POISON); LASSERTF((unsigned long)imp->imp_client > 0x1000, "%p\n", imp->imp_client); @@ -1163,9 +1173,9 @@ static int after_reply(struct ptlrpc_request *req) LASSERT(obd); /* repbuf must be unlinked */ - LASSERT(!req->rq_receiving_reply && !req->rq_reply_unlink); + LASSERT(!req->rq_receiving_reply && req->rq_reply_unlinked); - if (req->rq_reply_truncate) { + if (req->rq_reply_truncated) { if (ptlrpc_no_resend(req)) { DEBUG_REQ(D_ERROR, req, "reply buffer overflow, expected: %d, actual size: %d", req->rq_nob_received, req->rq_repbuf_len); @@ -1239,8 +1249,9 @@ static int after_reply(struct ptlrpc_request *req) } ktime_get_real_ts64(&work_start); - timediff = (work_start.tv_sec - req->rq_arrival_time.tv_sec) * USEC_PER_SEC + - (work_start.tv_nsec - req->rq_arrival_time.tv_nsec) / NSEC_PER_USEC; + timediff = (work_start.tv_sec - req->rq_sent_tv.tv_sec) * USEC_PER_SEC + + (work_start.tv_nsec - req->rq_sent_tv.tv_nsec) / + NSEC_PER_USEC; if (obd->obd_svc_stats) { lprocfs_counter_add(obd->obd_svc_stats, PTLRPC_REQWAIT_CNTR, timediff); @@ -1503,16 +1514,28 @@ int ptlrpc_check_set(const struct lu_env *env, struct ptlrpc_request_set *set) if (!(req->rq_phase == RQ_PHASE_RPC || req->rq_phase == RQ_PHASE_BULK || req->rq_phase == RQ_PHASE_INTERPRET || - req->rq_phase == RQ_PHASE_UNREGISTERING || + req->rq_phase == RQ_PHASE_UNREG_RPC || + req->rq_phase == RQ_PHASE_UNREG_BULK || req->rq_phase == RQ_PHASE_COMPLETE)) { DEBUG_REQ(D_ERROR, req, "bad phase %x", req->rq_phase); LBUG(); } - if (req->rq_phase == RQ_PHASE_UNREGISTERING) { + if (req->rq_phase == RQ_PHASE_UNREG_RPC || + req->rq_phase == RQ_PHASE_UNREG_BULK) { LASSERT(req->rq_next_phase != req->rq_phase); LASSERT(req->rq_next_phase != RQ_PHASE_UNDEFINED); + if (req->rq_req_deadline && + !OBD_FAIL_CHECK(OBD_FAIL_PTLRPC_LONG_REQ_UNLINK)) + req->rq_req_deadline = 0; + if (req->rq_reply_deadline && + !OBD_FAIL_CHECK(OBD_FAIL_PTLRPC_LONG_REPL_UNLINK)) + req->rq_reply_deadline = 0; + if (req->rq_bulk_deadline && + !OBD_FAIL_CHECK(OBD_FAIL_PTLRPC_LONG_BULK_UNLINK)) + req->rq_bulk_deadline = 0; + /* * Skip processing until reply is unlinked. We * can't return to pool before that and we can't @@ -1520,7 +1543,10 @@ int ptlrpc_check_set(const struct lu_env *env, struct ptlrpc_request_set *set) * sure that all rdma transfers finished and will * not corrupt any data. */ - if (ptlrpc_client_recv_or_unlink(req) || + if (req->rq_phase == RQ_PHASE_UNREG_RPC && + ptlrpc_client_recv_or_unlink(req)) + continue; + if (req->rq_phase == RQ_PHASE_UNREG_BULK && ptlrpc_client_bulk_active(req)) continue; @@ -1998,7 +2024,7 @@ void ptlrpc_interrupted_set(void *data) list_entry(tmp, struct ptlrpc_request, rq_set_chain); if (req->rq_phase != RQ_PHASE_RPC && - req->rq_phase != RQ_PHASE_UNREGISTERING) + req->rq_phase != RQ_PHASE_UNREG_RPC) continue; ptlrpc_mark_interrupted(req); @@ -2195,11 +2221,11 @@ static void __ptlrpc_free_req(struct ptlrpc_request *request, int locked) { if (!request) return; + LASSERT(!request->rq_srv_req); + LASSERT(!request->rq_export); LASSERTF(!request->rq_receiving_reply, "req %p\n", request); - LASSERTF(!request->rq_rqbd, "req %p\n", request);/* client-side */ LASSERTF(list_empty(&request->rq_list), "req %p\n", request); LASSERTF(list_empty(&request->rq_set_chain), "req %p\n", request); - LASSERTF(list_empty(&request->rq_exp_list), "req %p\n", request); LASSERTF(!request->rq_replay, "req %p\n", request); req_capsule_fini(&request->rq_pill); @@ -2225,10 +2251,7 @@ static void __ptlrpc_free_req(struct ptlrpc_request *request, int locked) if (request->rq_repbuf) sptlrpc_cli_free_repbuf(request); - if (request->rq_export) { - class_export_put(request->rq_export); - request->rq_export = NULL; - } + if (request->rq_import) { class_import_put(request->rq_import); request->rq_import = NULL; @@ -2313,8 +2336,9 @@ int ptlrpc_unregister_reply(struct ptlrpc_request *request, int async) /* Let's setup deadline for reply unlink. */ if (OBD_FAIL_CHECK(OBD_FAIL_PTLRPC_LONG_REPL_UNLINK) && - async && request->rq_reply_deadline == 0) - request->rq_reply_deadline = ktime_get_real_seconds()+LONG_UNLINK; + async && request->rq_reply_deadline == 0 && cfs_fail_val == 0) + request->rq_reply_deadline = + ktime_get_real_seconds() + LONG_UNLINK; /* Nothing left to do. */ if (!ptlrpc_client_recv_or_unlink(request)) @@ -2327,7 +2351,7 @@ int ptlrpc_unregister_reply(struct ptlrpc_request *request, int async) return 1; /* Move to "Unregistering" phase as reply was not unlinked yet. */ - ptlrpc_rqphase_move(request, RQ_PHASE_UNREGISTERING); + ptlrpc_rqphase_move(request, RQ_PHASE_UNREG_RPC); /* Do not wait for unlink to finish. */ if (async) @@ -2359,9 +2383,10 @@ int ptlrpc_unregister_reply(struct ptlrpc_request *request, int async) LASSERT(rc == -ETIMEDOUT); DEBUG_REQ(D_WARNING, request, - "Unexpectedly long timeout rvcng=%d unlnk=%d/%d", + "Unexpectedly long timeout receiving_reply=%d req_ulinked=%d reply_unlinked=%d", request->rq_receiving_reply, - request->rq_req_unlink, request->rq_reply_unlink); + request->rq_req_unlinked, + request->rq_reply_unlinked); } return 0; } @@ -2618,11 +2643,6 @@ int ptlrpc_queue_wait(struct ptlrpc_request *req) } EXPORT_SYMBOL(ptlrpc_queue_wait); -struct ptlrpc_replay_async_args { - int praa_old_state; - int praa_old_status; -}; - /** * Callback used for replayed requests reply processing. * In case of successful reply calls registered request replay callback. @@ -2961,7 +2981,6 @@ static void ptlrpcd_add_work_req(struct ptlrpc_request *req) req->rq_timeout = obd_timeout; req->rq_sent = ktime_get_real_seconds(); req->rq_deadline = req->rq_sent + req->rq_timeout; - req->rq_reply_deadline = req->rq_deadline; req->rq_phase = RQ_PHASE_INTERPRET; req->rq_next_phase = RQ_PHASE_COMPLETE; req->rq_xid = ptlrpc_next_xid(); @@ -3017,27 +3036,17 @@ void *ptlrpcd_alloc_work(struct obd_import *imp, return ERR_PTR(-ENOMEM); } + ptlrpc_cli_req_init(req); + req->rq_send_state = LUSTRE_IMP_FULL; req->rq_type = PTL_RPC_MSG_REQUEST; req->rq_import = class_import_get(imp); - req->rq_export = NULL; req->rq_interpret_reply = work_interpreter; /* don't want reply */ - req->rq_receiving_reply = 0; - req->rq_req_unlink = req->rq_reply_unlink = 0; - req->rq_no_delay = req->rq_no_resend = 1; + req->rq_no_delay = 1; + req->rq_no_resend = 1; req->rq_pill.rc_fmt = (void *)&worker_format; - spin_lock_init(&req->rq_lock); - INIT_LIST_HEAD(&req->rq_list); - INIT_LIST_HEAD(&req->rq_replay_list); - INIT_LIST_HEAD(&req->rq_set_chain); - INIT_LIST_HEAD(&req->rq_history_list); - INIT_LIST_HEAD(&req->rq_exp_list); - init_waitqueue_head(&req->rq_reply_waitq); - init_waitqueue_head(&req->rq_set_waitq); - atomic_set(&req->rq_refcount, 1); - CLASSERT(sizeof(*args) <= sizeof(req->rq_async_args)); args = ptlrpc_req_async_args(req); args->cb = cb; diff --git a/drivers/staging/lustre/lustre/ptlrpc/connection.c b/drivers/staging/lustre/lustre/ptlrpc/connection.c index a14daff3fca0..177a379da9fa 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/connection.c +++ b/drivers/staging/lustre/lustre/ptlrpc/connection.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/ptlrpc/events.c b/drivers/staging/lustre/lustre/ptlrpc/events.c index fdcde9bbd788..b1ce72511509 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/events.c +++ b/drivers/staging/lustre/lustre/ptlrpc/events.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -55,27 +51,33 @@ void request_out_callback(lnet_event_t *ev) { struct ptlrpc_cb_id *cbid = ev->md.user_ptr; struct ptlrpc_request *req = cbid->cbid_arg; + bool wakeup = false; - LASSERT(ev->type == LNET_EVENT_SEND || - ev->type == LNET_EVENT_UNLINK); + LASSERT(ev->type == LNET_EVENT_SEND || ev->type == LNET_EVENT_UNLINK); LASSERT(ev->unlinked); DEBUG_REQ(D_NET, req, "type %d, status %d", ev->type, ev->status); sptlrpc_request_out_callback(req); + spin_lock(&req->rq_lock); req->rq_real_sent = ktime_get_real_seconds(); - if (ev->unlinked) - req->rq_req_unlink = 0; + req->rq_req_unlinked = 1; + /* reply_in_callback happened before request_out_callback? */ + if (req->rq_reply_unlinked) + wakeup = true; if (ev->type == LNET_EVENT_UNLINK || ev->status != 0) { /* Failed send: make it seem like the reply timed out, just * like failing sends in client.c does currently... */ - req->rq_net_err = 1; - ptlrpc_client_wake_req(req); + wakeup = true; } + + if (wakeup) + ptlrpc_client_wake_req(req); + spin_unlock(&req->rq_lock); ptlrpc_req_finished(req); @@ -104,7 +106,7 @@ void reply_in_callback(lnet_event_t *ev) req->rq_receiving_reply = 0; req->rq_early = 0; if (ev->unlinked) - req->rq_reply_unlink = 0; + req->rq_reply_unlinked = 1; if (ev->status) goto out_wake; @@ -118,7 +120,7 @@ void reply_in_callback(lnet_event_t *ev) if (ev->mlength < ev->rlength) { CDEBUG(D_RPCTRACE, "truncate req %p rpc %d - %d+%d\n", req, req->rq_replen, ev->rlength, ev->offset); - req->rq_reply_truncate = 1; + req->rq_reply_truncated = 1; req->rq_replied = 1; req->rq_status = -EOVERFLOW; req->rq_nob_received = ev->rlength + ev->offset; @@ -135,7 +137,8 @@ void reply_in_callback(lnet_event_t *ev) req->rq_early_count++; /* number received, client side */ - if (req->rq_replied) /* already got the real reply */ + /* already got the real reply or buffers are already unlinked */ + if (req->rq_replied || req->rq_reply_unlinked == 1) goto out_wake; req->rq_early = 1; @@ -328,6 +331,7 @@ void request_in_callback(lnet_event_t *ev) } } + ptlrpc_srv_req_init(req); /* NB we ABSOLUTELY RELY on req being zeroed, so pointers are NULL, * flags are reset and scalars are zero. We only set the message * size to non-zero if this was a successful receive. @@ -341,10 +345,6 @@ void request_in_callback(lnet_event_t *ev) req->rq_self = ev->target.nid; req->rq_rqbd = rqbd; req->rq_phase = RQ_PHASE_NEW; - spin_lock_init(&req->rq_lock); - INIT_LIST_HEAD(&req->rq_timed_list); - INIT_LIST_HEAD(&req->rq_exp_list); - atomic_set(&req->rq_refcount, 1); if (ev->type == LNET_EVENT_PUT) CDEBUG(D_INFO, "incoming req@%p x%llu msgsize %u\n", req, req->rq_xid, ev->mlength); diff --git a/drivers/staging/lustre/lustre/ptlrpc/import.c b/drivers/staging/lustre/lustre/ptlrpc/import.c index a4f7544f46b8..3292e6ea0102 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/import.c +++ b/drivers/staging/lustre/lustre/ptlrpc/import.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -360,9 +356,8 @@ void ptlrpc_invalidate_import(struct obd_import *imp) "still on delayed list"); } - CERROR("%s: RPCs in \"%s\" phase found (%d). Network is sluggish? Waiting them to error out.\n", + CERROR("%s: Unregistering RPCs found (%d). Network is sluggish? Waiting them to error out.\n", cli_tgt, - ptlrpc_phase2str(RQ_PHASE_UNREGISTERING), atomic_read(&imp-> imp_unregistering)); } @@ -698,7 +693,8 @@ int ptlrpc_connect_import(struct obd_import *imp) lustre_msg_add_op_flags(request->rq_reqmsg, MSG_CONNECT_NEXT_VER); - request->rq_no_resend = request->rq_no_delay = 1; + request->rq_no_resend = 1; + request->rq_no_delay = 1; request->rq_send_state = LUSTRE_IMP_CONNECTING; /* Allow a slightly larger reply for future growth compatibility */ req_capsule_set_size(&request->rq_pill, &RMF_CONNECT_DATA, RCL_SERVER, diff --git a/drivers/staging/lustre/lustre/ptlrpc/layout.c b/drivers/staging/lustre/lustre/ptlrpc/layout.c index c0ecd1625dc4..ab5d85174245 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/layout.c +++ b/drivers/staging/lustre/lustre/ptlrpc/layout.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -198,7 +194,7 @@ static const struct req_msg_field *mds_reint_create_slave_client[] = { &RMF_DLM_REQ }; -static const struct req_msg_field *mds_reint_create_rmt_acl_client[] = { +static const struct req_msg_field *mds_reint_create_acl_client[] = { &RMF_PTLRPC_BODY, &RMF_REC_REINT, &RMF_CAPA1, @@ -679,7 +675,7 @@ static struct req_format *req_formats[] = { &RQF_MDS_DONE_WRITING, &RQF_MDS_REINT, &RQF_MDS_REINT_CREATE, - &RQF_MDS_REINT_CREATE_RMT_ACL, + &RQF_MDS_REINT_CREATE_ACL, &RQF_MDS_REINT_CREATE_SLAVE, &RQF_MDS_REINT_CREATE_SYM, &RQF_MDS_REINT_OPEN, @@ -1242,10 +1238,10 @@ struct req_format RQF_MDS_REINT_CREATE = mds_reint_create_client, mdt_body_capa); EXPORT_SYMBOL(RQF_MDS_REINT_CREATE); -struct req_format RQF_MDS_REINT_CREATE_RMT_ACL = - DEFINE_REQ_FMT0("MDS_REINT_CREATE_RMT_ACL", - mds_reint_create_rmt_acl_client, mdt_body_capa); -EXPORT_SYMBOL(RQF_MDS_REINT_CREATE_RMT_ACL); +struct req_format RQF_MDS_REINT_CREATE_ACL = + DEFINE_REQ_FMT0("MDS_REINT_CREATE_ACL", + mds_reint_create_acl_client, mdt_body_capa); +EXPORT_SYMBOL(RQF_MDS_REINT_CREATE_ACL); struct req_format RQF_MDS_REINT_CREATE_SLAVE = DEFINE_REQ_FMT0("MDS_REINT_CREATE_EA", diff --git a/drivers/staging/lustre/lustre/ptlrpc/llog_client.c b/drivers/staging/lustre/lustre/ptlrpc/llog_client.c index a23ac5f9ae96..0f55c01feba8 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/llog_client.c +++ b/drivers/staging/lustre/lustre/ptlrpc/llog_client.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/ptlrpc/llog_net.c b/drivers/staging/lustre/lustre/ptlrpc/llog_net.c index fbccb62213b5..bccdace7e51f 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/llog_net.c +++ b/drivers/staging/lustre/lustre/ptlrpc/llog_net.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/ptlrpc/lproc_ptlrpc.c b/drivers/staging/lustre/lustre/ptlrpc/lproc_ptlrpc.c index 64c0f1e17f36..bc93b75744e1 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/lproc_ptlrpc.c +++ b/drivers/staging/lustre/lustre/ptlrpc/lproc_ptlrpc.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -872,7 +868,8 @@ ptlrpc_lprocfs_svc_req_history_next(struct seq_file *s, if (i > srhi->srhi_idx) { /* reset iterator for a new CPT */ srhi->srhi_req = NULL; - seq = srhi->srhi_seq = 0; + seq = 0; + srhi->srhi_seq = 0; } else { /* the next sequence */ seq = srhi->srhi_seq + (1 << svc->srv_cpt_bits); } @@ -1161,7 +1158,6 @@ void ptlrpc_lprocfs_brw(struct ptlrpc_request *req, int bytes) lprocfs_counter_add(svc_stats, idx, bytes); } - EXPORT_SYMBOL(ptlrpc_lprocfs_brw); void ptlrpc_lprocfs_unregister_service(struct ptlrpc_service *svc) diff --git a/drivers/staging/lustre/lustre/ptlrpc/niobuf.c b/drivers/staging/lustre/lustre/ptlrpc/niobuf.c index 10b8fe82a342..11ec82545347 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/niobuf.c +++ b/drivers/staging/lustre/lustre/ptlrpc/niobuf.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -251,7 +247,7 @@ int ptlrpc_unregister_bulk(struct ptlrpc_request *req, int async) /* Let's setup deadline for reply unlink. */ if (OBD_FAIL_CHECK(OBD_FAIL_PTLRPC_LONG_BULK_UNLINK) && - async && req->rq_bulk_deadline == 0) + async && req->rq_bulk_deadline == 0 && cfs_fail_val == 0) req->rq_bulk_deadline = ktime_get_real_seconds() + LONG_UNLINK; if (ptlrpc_client_bulk_active(req) == 0) /* completed or */ @@ -270,7 +266,7 @@ int ptlrpc_unregister_bulk(struct ptlrpc_request *req, int async) return 1; /* never registered */ /* Move to "Unregistering" phase as bulk was not unlinked yet. */ - ptlrpc_rqphase_move(req, RQ_PHASE_UNREGISTERING); + ptlrpc_rqphase_move(req, RQ_PHASE_UNREG_BULK); /* Do not wait for unlink to finish. */ if (async) @@ -581,19 +577,18 @@ int ptl_send_rpc(struct ptlrpc_request *request, int noreply) } spin_lock(&request->rq_lock); - /* If the MD attach succeeds, there _will_ be a reply_in callback */ - request->rq_receiving_reply = !noreply; - request->rq_req_unlink = 1; /* We are responsible for unlinking the reply buffer */ - request->rq_reply_unlink = !noreply; + request->rq_reply_unlinked = noreply; + request->rq_receiving_reply = !noreply; /* Clear any flags that may be present from previous sends. */ + request->rq_req_unlinked = 0; request->rq_replied = 0; request->rq_err = 0; request->rq_timedout = 0; request->rq_net_err = 0; request->rq_resend = 0; request->rq_restart = 0; - request->rq_reply_truncate = 0; + request->rq_reply_truncated = 0; spin_unlock(&request->rq_lock); if (!noreply) { @@ -608,7 +603,7 @@ int ptl_send_rpc(struct ptlrpc_request *request, int noreply) reply_md.user_ptr = &request->rq_reply_cbid; reply_md.eq_handle = ptlrpc_eq_h; - /* We must see the unlink callback to unset rq_reply_unlink, + /* We must see the unlink callback to set rq_reply_unlinked, * so we can't auto-unlink */ rc = LNetMDAttach(reply_me_h, reply_md, LNET_RETAIN, @@ -637,7 +632,7 @@ int ptl_send_rpc(struct ptlrpc_request *request, int noreply) OBD_FAIL_TIMEOUT(OBD_FAIL_PTLRPC_DELAY_SEND, request->rq_timeout + 5); - ktime_get_real_ts64(&request->rq_arrival_time); + ktime_get_real_ts64(&request->rq_sent_tv); request->rq_sent = ktime_get_real_seconds(); /* We give the server rq_timeout secs to process the req, and * add the network latency for our local timeout. @@ -655,9 +650,10 @@ int ptl_send_rpc(struct ptlrpc_request *request, int noreply) connection, request->rq_request_portal, request->rq_xid, 0); - if (rc == 0) + if (likely(rc == 0)) goto out; + request->rq_req_unlinked = 1; ptlrpc_req_finished(request); if (noreply) goto out; diff --git a/drivers/staging/lustre/lustre/ptlrpc/nrs.c b/drivers/staging/lustre/lustre/ptlrpc/nrs.c index c444f516856f..d88faf61e740 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/nrs.c +++ b/drivers/staging/lustre/lustre/ptlrpc/nrs.c @@ -769,7 +769,7 @@ static int nrs_policy_register(struct ptlrpc_nrs *nrs, spin_unlock(&nrs->nrs_lock); if (rc != 0) - (void) nrs_policy_unregister(nrs, policy->pol_desc->pd_name); + (void)nrs_policy_unregister(nrs, policy->pol_desc->pd_name); return rc; } diff --git a/drivers/staging/lustre/lustre/ptlrpc/pack_generic.c b/drivers/staging/lustre/lustre/ptlrpc/pack_generic.c index 811acf6fc786..b514f18fae50 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/pack_generic.c +++ b/drivers/staging/lustre/lustre/ptlrpc/pack_generic.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -1806,19 +1802,6 @@ void lustre_swab_obd_quotactl(struct obd_quotactl *q) } EXPORT_SYMBOL(lustre_swab_obd_quotactl); -void lustre_swab_mdt_remote_perm(struct mdt_remote_perm *p) -{ - __swab32s(&p->rp_uid); - __swab32s(&p->rp_gid); - __swab32s(&p->rp_fsuid); - __swab32s(&p->rp_fsuid_h); - __swab32s(&p->rp_fsgid); - __swab32s(&p->rp_fsgid_h); - __swab32s(&p->rp_access_perm); - __swab32s(&p->rp_padding); -}; -EXPORT_SYMBOL(lustre_swab_mdt_remote_perm); - void lustre_swab_fid2path(struct getinfo_fid2path *gf) { lustre_swab_lu_fid(&gf->gf_fid); diff --git a/drivers/staging/lustre/lustre/ptlrpc/pers.c b/drivers/staging/lustre/lustre/ptlrpc/pers.c index ec3af109a1d7..6c820e944171 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/pers.c +++ b/drivers/staging/lustre/lustre/ptlrpc/pers.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/ptlrpc/pinger.c b/drivers/staging/lustre/lustre/ptlrpc/pinger.c index 8a869315c258..c0529d808d81 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/pinger.c +++ b/drivers/staging/lustre/lustre/ptlrpc/pinger.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -57,7 +53,8 @@ ptlrpc_prep_ping(struct obd_import *imp) LUSTRE_OBD_VERSION, OBD_PING); if (req) { ptlrpc_request_set_replen(req); - req->rq_no_resend = req->rq_no_delay = 1; + req->rq_no_resend = 1; + req->rq_no_delay = 1; } return req; } diff --git a/drivers/staging/lustre/lustre/ptlrpc/ptlrpc_internal.h b/drivers/staging/lustre/lustre/ptlrpc/ptlrpc_internal.h index 6ca26c98de1b..a9831fab80f3 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/ptlrpc_internal.h +++ b/drivers/staging/lustre/lustre/ptlrpc/ptlrpc_internal.h @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -292,4 +288,47 @@ static inline void ptlrpc_reqset_put(struct ptlrpc_request_set *set) if (atomic_dec_and_test(&set->set_refcount)) kfree(set); } + +/** initialise ptlrpc common fields */ +static inline void ptlrpc_req_comm_init(struct ptlrpc_request *req) +{ + spin_lock_init(&req->rq_lock); + atomic_set(&req->rq_refcount, 1); + INIT_LIST_HEAD(&req->rq_list); + INIT_LIST_HEAD(&req->rq_replay_list); +} + +/** initialise client side ptlrpc request */ +static inline void ptlrpc_cli_req_init(struct ptlrpc_request *req) +{ + struct ptlrpc_cli_req *cr = &req->rq_cli; + + ptlrpc_req_comm_init(req); + + req->rq_receiving_reply = 0; + req->rq_req_unlinked = 1; + req->rq_reply_unlinked = 1; + + req->rq_receiving_reply = 0; + req->rq_req_unlinked = 1; + req->rq_reply_unlinked = 1; + + INIT_LIST_HEAD(&cr->cr_set_chain); + INIT_LIST_HEAD(&cr->cr_ctx_chain); + init_waitqueue_head(&cr->cr_reply_waitq); + init_waitqueue_head(&cr->cr_set_waitq); +} + +/** initialise server side ptlrpc request */ +static inline void ptlrpc_srv_req_init(struct ptlrpc_request *req) +{ + struct ptlrpc_srv_req *sr = &req->rq_srv; + + ptlrpc_req_comm_init(req); + req->rq_srv_req = 1; + INIT_LIST_HEAD(&sr->sr_exp_list); + INIT_LIST_HEAD(&sr->sr_timed_list); + INIT_LIST_HEAD(&sr->sr_hist_list); +} + #endif /* PTLRPC_INTERNAL_H */ diff --git a/drivers/staging/lustre/lustre/ptlrpc/ptlrpc_module.c b/drivers/staging/lustre/lustre/ptlrpc/ptlrpc_module.c index a8ec0e9d7b2e..a70d5843f30e 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/ptlrpc_module.c +++ b/drivers/staging/lustre/lustre/ptlrpc/ptlrpc_module.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/ptlrpc/ptlrpcd.c b/drivers/staging/lustre/lustre/ptlrpc/ptlrpcd.c index 76a355a9db8b..0a374b6c2f71 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/ptlrpcd.c +++ b/drivers/staging/lustre/lustre/ptlrpc/ptlrpcd.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -161,9 +157,9 @@ static int ptlrpcd_users; void ptlrpcd_wake(struct ptlrpc_request *req) { - struct ptlrpc_request_set *rq_set = req->rq_set; + struct ptlrpc_request_set *set = req->rq_set; - wake_up(&rq_set->set_waitq); + wake_up(&set->set_waitq); } EXPORT_SYMBOL(ptlrpcd_wake); diff --git a/drivers/staging/lustre/lustre/ptlrpc/recover.c b/drivers/staging/lustre/lustre/ptlrpc/recover.c index 30d9a164e52d..718b3a8d61c6 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/recover.c +++ b/drivers/staging/lustre/lustre/ptlrpc/recover.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/ptlrpc/sec.c b/drivers/staging/lustre/lustre/ptlrpc/sec.c index 187fd1d6898c..dbd819fa6b75 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/sec.c +++ b/drivers/staging/lustre/lustre/ptlrpc/sec.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -867,11 +863,9 @@ int sptlrpc_import_check_ctx(struct obd_import *imp) if (!req) return -ENOMEM; - spin_lock_init(&req->rq_lock); + ptlrpc_cli_req_init(req); atomic_set(&req->rq_refcount, 10000); - INIT_LIST_HEAD(&req->rq_ctx_chain); - init_waitqueue_head(&req->rq_reply_waitq); - init_waitqueue_head(&req->rq_set_waitq); + req->rq_import = imp; req->rq_flvr = sec->ps_flvr; req->rq_cli_ctx = ctx; @@ -1051,6 +1045,8 @@ int sptlrpc_cli_unwrap_early_reply(struct ptlrpc_request *req, if (!early_req) return -ENOMEM; + ptlrpc_cli_req_init(early_req); + early_size = req->rq_nob_received; early_bufsz = size_roundup_power2(early_size); early_buf = libcfs_kvzalloc(early_bufsz, GFP_NOFS); @@ -1099,12 +1095,11 @@ int sptlrpc_cli_unwrap_early_reply(struct ptlrpc_request *req, memcpy(early_buf, req->rq_repbuf, early_size); spin_unlock(&req->rq_lock); - spin_lock_init(&early_req->rq_lock); early_req->rq_cli_ctx = sptlrpc_cli_ctx_get(req->rq_cli_ctx); early_req->rq_flvr = req->rq_flvr; early_req->rq_repbuf = early_buf; early_req->rq_repbuf_len = early_bufsz; - early_req->rq_repdata = (struct lustre_msg *) early_buf; + early_req->rq_repdata = (struct lustre_msg *)early_buf; early_req->rq_repdata_len = early_size; early_req->rq_early = 1; early_req->rq_reqmsg = req->rq_reqmsg; @@ -1556,7 +1551,7 @@ void _sptlrpc_enlarge_msg_inplace(struct lustre_msg *msg, /* move from segment + 1 to end segment */ LASSERT(msg->lm_magic == LUSTRE_MSG_MAGIC_V2); oldmsg_size = lustre_msg_size_v2(msg->lm_bufcount, msg->lm_buflens); - movesize = oldmsg_size - ((unsigned long) src - (unsigned long) msg); + movesize = oldmsg_size - ((unsigned long)src - (unsigned long)msg); LASSERT(movesize >= 0); if (movesize) @@ -2196,6 +2191,9 @@ int sptlrpc_pack_user_desc(struct lustre_msg *msg, int offset) pud = lustre_msg_buf(msg, offset, 0); + if (!pud) + return -EINVAL; + pud->pud_uid = from_kuid(&init_user_ns, current_uid()); pud->pud_gid = from_kgid(&init_user_ns, current_gid()); pud->pud_fsuid = from_kuid(&init_user_ns, current_fsuid()); diff --git a/drivers/staging/lustre/lustre/ptlrpc/sec_bulk.c b/drivers/staging/lustre/lustre/ptlrpc/sec_bulk.c index 02e6cda4c995..5f4d79718589 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/sec_bulk.c +++ b/drivers/staging/lustre/lustre/ptlrpc/sec_bulk.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -273,7 +269,7 @@ static unsigned long enc_pools_shrink_scan(struct shrinker *s, static inline int npages_to_npools(unsigned long npages) { - return (int) ((npages + PAGES_PER_POOL - 1) / PAGES_PER_POOL); + return (int)((npages + PAGES_PER_POOL - 1) / PAGES_PER_POOL); } /* diff --git a/drivers/staging/lustre/lustre/ptlrpc/sec_config.c b/drivers/staging/lustre/lustre/ptlrpc/sec_config.c index a51b18bbfd34..c14035479c5f 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/sec_config.c +++ b/drivers/staging/lustre/lustre/ptlrpc/sec_config.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -648,7 +644,7 @@ static int logname2fsname(const char *logname, char *buf, int buflen) return -EINVAL; } - len = min((int) (ptr - logname), buflen - 1); + len = min((int)(ptr - logname), buflen - 1); memcpy(buf, logname, len); buf[len] = '\0'; @@ -819,7 +815,7 @@ void sptlrpc_conf_client_adapt(struct obd_device *obd) CDEBUG(D_SEC, "obd %s\n", obd->u.cli.cl_target_uuid.uuid); /* serialize with connect/disconnect import */ - down_read(&obd->u.cli.cl_sem); + down_read_nested(&obd->u.cli.cl_sem, OBD_CLI_SEM_MDCOSC); imp = obd->u.cli.cl_import; if (imp) { diff --git a/drivers/staging/lustre/lustre/ptlrpc/sec_gc.c b/drivers/staging/lustre/lustre/ptlrpc/sec_gc.c index 9082da06b28a..9b9801ece582 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/sec_gc.c +++ b/drivers/staging/lustre/lustre/ptlrpc/sec_gc.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/ptlrpc/sec_lproc.c b/drivers/staging/lustre/lustre/ptlrpc/sec_lproc.c index e610a8ddd223..07273f577969 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/sec_lproc.c +++ b/drivers/staging/lustre/lustre/ptlrpc/sec_lproc.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/ptlrpc/sec_null.c b/drivers/staging/lustre/lustre/ptlrpc/sec_null.c index 40e5349de38c..70a61e12bb7b 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/sec_null.c +++ b/drivers/staging/lustre/lustre/ptlrpc/sec_null.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -60,7 +56,7 @@ static struct ptlrpc_svc_ctx null_svc_ctx; static inline void null_encode_sec_part(struct lustre_msg *msg, enum lustre_sec_part sp) { - msg->lm_secflvr |= (((__u32) sp) & 0xFF) << 24; + msg->lm_secflvr |= (((__u32)sp) & 0xFF) << 24; } static inline @@ -265,7 +261,8 @@ int null_enlarge_reqbuf(struct ptlrpc_sec *sec, memcpy(newbuf, req->rq_reqbuf, req->rq_reqlen); kvfree(req->rq_reqbuf); - req->rq_reqbuf = req->rq_reqmsg = newbuf; + req->rq_reqbuf = newbuf; + req->rq_reqmsg = newbuf; req->rq_reqbuf_len = alloc_size; if (req->rq_import) @@ -329,7 +326,7 @@ int null_alloc_rs(struct ptlrpc_request *req, int msgsize) rs->rs_svc_ctx = req->rq_svc_ctx; atomic_inc(&req->rq_svc_ctx->sc_refcount); - rs->rs_repbuf = (struct lustre_msg *) (rs + 1); + rs->rs_repbuf = (struct lustre_msg *)(rs + 1); rs->rs_repbuf_len = rs_size - sizeof(*rs); rs->rs_msg = rs->rs_repbuf; diff --git a/drivers/staging/lustre/lustre/ptlrpc/sec_plain.c b/drivers/staging/lustre/lustre/ptlrpc/sec_plain.c index 37c9f4c453de..5c4590b0c521 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/sec_plain.c +++ b/drivers/staging/lustre/lustre/ptlrpc/sec_plain.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -298,7 +294,7 @@ int plain_cli_wrap_bulk(struct ptlrpc_cli_ctx *ctx, LASSERT(req->rq_reqbuf->lm_bufcount == PLAIN_PACK_SEGMENTS); bsd = lustre_msg_buf(req->rq_reqbuf, PLAIN_PACK_BULK_OFF, 0); - token = (struct plain_bulk_token *) bsd->bsd_data; + token = (struct plain_bulk_token *)bsd->bsd_data; bsd->bsd_version = 0; bsd->bsd_flags = 0; @@ -343,7 +339,7 @@ int plain_cli_unwrap_bulk(struct ptlrpc_cli_ctx *ctx, LASSERT(req->rq_repdata->lm_bufcount == PLAIN_PACK_SEGMENTS); bsdv = lustre_msg_buf(req->rq_repdata, PLAIN_PACK_BULK_OFF, 0); - tokenv = (struct plain_bulk_token *) bsdv->bsd_data; + tokenv = (struct plain_bulk_token *)bsdv->bsd_data; if (req->rq_bulk_write) { if (bsdv->bsd_flags & BSD_FL_ERR) @@ -574,8 +570,12 @@ int plain_alloc_reqbuf(struct ptlrpc_sec *sec, lustre_init_msg_v2(req->rq_reqbuf, PLAIN_PACK_SEGMENTS, buflens, NULL); req->rq_reqmsg = lustre_msg_buf(req->rq_reqbuf, PLAIN_PACK_MSG_OFF, 0); - if (req->rq_pack_udesc) - sptlrpc_pack_user_desc(req->rq_reqbuf, PLAIN_PACK_USER_OFF); + if (req->rq_pack_udesc) { + int rc = sptlrpc_pack_user_desc(req->rq_reqbuf, + PLAIN_PACK_USER_OFF); + if (rc < 0) + return rc; + } return 0; } @@ -811,7 +811,7 @@ int plain_alloc_rs(struct ptlrpc_request *req, int msgsize) rs->rs_svc_ctx = req->rq_svc_ctx; atomic_inc(&req->rq_svc_ctx->sc_refcount); - rs->rs_repbuf = (struct lustre_msg *) (rs + 1); + rs->rs_repbuf = (struct lustre_msg *)(rs + 1); rs->rs_repbuf_len = rs_size - sizeof(*rs); lustre_init_msg_v2(rs->rs_repbuf, PLAIN_PACK_SEGMENTS, buflens, NULL); @@ -891,7 +891,7 @@ int plain_svc_unwrap_bulk(struct ptlrpc_request *req, LASSERT(req->rq_pack_bulk); bsdr = lustre_msg_buf(req->rq_reqbuf, PLAIN_PACK_BULK_OFF, 0); - tokenr = (struct plain_bulk_token *) bsdr->bsd_data; + tokenr = (struct plain_bulk_token *)bsdr->bsd_data; bsdv = lustre_msg_buf(rs->rs_repbuf, PLAIN_PACK_BULK_OFF, 0); bsdv->bsd_version = 0; @@ -926,7 +926,7 @@ int plain_svc_wrap_bulk(struct ptlrpc_request *req, bsdr = lustre_msg_buf(req->rq_reqbuf, PLAIN_PACK_BULK_OFF, 0); bsdv = lustre_msg_buf(rs->rs_repbuf, PLAIN_PACK_BULK_OFF, 0); - tokenv = (struct plain_bulk_token *) bsdv->bsd_data; + tokenv = (struct plain_bulk_token *)bsdv->bsd_data; bsdv->bsd_version = 0; bsdv->bsd_type = SPTLRPC_BULK_DEFAULT; diff --git a/drivers/staging/lustre/lustre/ptlrpc/service.c b/drivers/staging/lustre/lustre/ptlrpc/service.c index 17c7b9749f67..4788c4940c2a 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/service.c +++ b/drivers/staging/lustre/lustre/ptlrpc/service.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ diff --git a/drivers/staging/lustre/lustre/ptlrpc/wiretest.c b/drivers/staging/lustre/lustre/ptlrpc/wiretest.c index aacc8108391d..6cc2b2edf3fc 100644 --- a/drivers/staging/lustre/lustre/ptlrpc/wiretest.c +++ b/drivers/staging/lustre/lustre/ptlrpc/wiretest.c @@ -15,11 +15,7 @@ * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ @@ -1269,8 +1265,6 @@ void lustre_assert_wire_constants(void) OBD_MD_FLXATTRRM); LASSERTF(OBD_MD_FLACL == (0x0000008000000000ULL), "found 0x%.16llxULL\n", OBD_MD_FLACL); - LASSERTF(OBD_MD_FLRMTPERM == (0x0000010000000000ULL), "found 0x%.16llxULL\n", - OBD_MD_FLRMTPERM); LASSERTF(OBD_MD_FLMDSCAPA == (0x0000020000000000ULL), "found 0x%.16llxULL\n", OBD_MD_FLMDSCAPA); LASSERTF(OBD_MD_FLOSSCAPA == (0x0000040000000000ULL), "found 0x%.16llxULL\n", @@ -1281,14 +1275,6 @@ void lustre_assert_wire_constants(void) OBD_MD_FLCROSSREF); LASSERTF(OBD_MD_FLGETATTRLOCK == (0x0000200000000000ULL), "found 0x%.16llxULL\n", OBD_MD_FLGETATTRLOCK); - LASSERTF(OBD_MD_FLRMTLSETFACL == (0x0001000000000000ULL), "found 0x%.16llxULL\n", - OBD_MD_FLRMTLSETFACL); - LASSERTF(OBD_MD_FLRMTLGETFACL == (0x0002000000000000ULL), "found 0x%.16llxULL\n", - OBD_MD_FLRMTLGETFACL); - LASSERTF(OBD_MD_FLRMTRSETFACL == (0x0004000000000000ULL), "found 0x%.16llxULL\n", - OBD_MD_FLRMTRSETFACL); - LASSERTF(OBD_MD_FLRMTRGETFACL == (0x0008000000000000ULL), "found 0x%.16llxULL\n", - OBD_MD_FLRMTRGETFACL); LASSERTF(OBD_MD_FLDATAVERSION == (0x0010000000000000ULL), "found 0x%.16llxULL\n", OBD_MD_FLDATAVERSION); CLASSERT(OBD_FL_INLINEDATA == 0x00000001); @@ -1895,44 +1881,6 @@ void lustre_assert_wire_constants(void) LASSERTF((int)sizeof(((struct mdt_ioepoch *)0)->padding) == 4, "found %lld\n", (long long)(int)sizeof(((struct mdt_ioepoch *)0)->padding)); - /* Checks for struct mdt_remote_perm */ - LASSERTF((int)sizeof(struct mdt_remote_perm) == 32, "found %lld\n", - (long long)(int)sizeof(struct mdt_remote_perm)); - LASSERTF((int)offsetof(struct mdt_remote_perm, rp_uid) == 0, "found %lld\n", - (long long)(int)offsetof(struct mdt_remote_perm, rp_uid)); - LASSERTF((int)sizeof(((struct mdt_remote_perm *)0)->rp_uid) == 4, "found %lld\n", - (long long)(int)sizeof(((struct mdt_remote_perm *)0)->rp_uid)); - LASSERTF((int)offsetof(struct mdt_remote_perm, rp_gid) == 4, "found %lld\n", - (long long)(int)offsetof(struct mdt_remote_perm, rp_gid)); - LASSERTF((int)sizeof(((struct mdt_remote_perm *)0)->rp_gid) == 4, "found %lld\n", - (long long)(int)sizeof(((struct mdt_remote_perm *)0)->rp_gid)); - LASSERTF((int)offsetof(struct mdt_remote_perm, rp_fsuid) == 8, "found %lld\n", - (long long)(int)offsetof(struct mdt_remote_perm, rp_fsuid)); - LASSERTF((int)sizeof(((struct mdt_remote_perm *)0)->rp_fsuid) == 4, "found %lld\n", - (long long)(int)sizeof(((struct mdt_remote_perm *)0)->rp_fsuid)); - LASSERTF((int)offsetof(struct mdt_remote_perm, rp_fsgid) == 16, "found %lld\n", - (long long)(int)offsetof(struct mdt_remote_perm, rp_fsgid)); - LASSERTF((int)sizeof(((struct mdt_remote_perm *)0)->rp_fsgid) == 4, "found %lld\n", - (long long)(int)sizeof(((struct mdt_remote_perm *)0)->rp_fsgid)); - LASSERTF((int)offsetof(struct mdt_remote_perm, rp_access_perm) == 24, "found %lld\n", - (long long)(int)offsetof(struct mdt_remote_perm, rp_access_perm)); - LASSERTF((int)sizeof(((struct mdt_remote_perm *)0)->rp_access_perm) == 4, "found %lld\n", - (long long)(int)sizeof(((struct mdt_remote_perm *)0)->rp_access_perm)); - LASSERTF((int)offsetof(struct mdt_remote_perm, rp_padding) == 28, "found %lld\n", - (long long)(int)offsetof(struct mdt_remote_perm, rp_padding)); - LASSERTF((int)sizeof(((struct mdt_remote_perm *)0)->rp_padding) == 4, "found %lld\n", - (long long)(int)sizeof(((struct mdt_remote_perm *)0)->rp_padding)); - LASSERTF(CFS_SETUID_PERM == 0x00000001UL, "found 0x%.8xUL\n", - (unsigned)CFS_SETUID_PERM); - LASSERTF(CFS_SETGID_PERM == 0x00000002UL, "found 0x%.8xUL\n", - (unsigned)CFS_SETGID_PERM); - LASSERTF(CFS_SETGRP_PERM == 0x00000004UL, "found 0x%.8xUL\n", - (unsigned)CFS_SETGRP_PERM); - LASSERTF(CFS_RMTACL_PERM == 0x00000008UL, "found 0x%.8xUL\n", - (unsigned)CFS_RMTACL_PERM); - LASSERTF(CFS_RMTOWN_PERM == 0x00000010UL, "found 0x%.8xUL\n", - (unsigned)CFS_RMTOWN_PERM); - /* Checks for struct mdt_rec_setattr */ LASSERTF((int)sizeof(struct mdt_rec_setattr) == 136, "found %lld\n", (long long)(int)sizeof(struct mdt_rec_setattr)); 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