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Diffstat (limited to 'drivers/staging/lustre/lustre/include/lustre_disk.h')
-rw-r--r--drivers/staging/lustre/lustre/include/lustre_disk.h159
1 files changed, 5 insertions, 154 deletions
diff --git a/drivers/staging/lustre/lustre/include/lustre_disk.h b/drivers/staging/lustre/lustre/include/lustre_disk.h
index 9b2833131744..5e1ac129a681 100644
--- a/drivers/staging/lustre/lustre/include/lustre_disk.h
+++ b/drivers/staging/lustre/lustre/include/lustre_disk.h
@@ -52,24 +52,6 @@
#include "../../include/linux/lnet/types.h"
#include <linux/backing-dev.h>
-/****************** on-disk files *********************/
-
-#define MDT_LOGS_DIR "LOGS" /* COMPAT_146 */
-#define MOUNT_CONFIGS_DIR "CONFIGS"
-#define CONFIGS_FILE "mountdata"
-/** Persistent mount data are stored on the disk in this file. */
-#define MOUNT_DATA_FILE MOUNT_CONFIGS_DIR"/"CONFIGS_FILE
-#define LAST_RCVD "last_rcvd"
-#define LOV_OBJID "lov_objid"
-#define LOV_OBJSEQ "lov_objseq"
-#define HEALTH_CHECK "health_check"
-#define CAPA_KEYS "capa_keys"
-#define CHANGELOG_USERS "changelog_users"
-#define MGS_NIDTBL_DIR "NIDTBL_VERSIONS"
-#define QMT_DIR "quota_master"
-#define QSD_DIR "quota_slave"
-#define HSM_ACTIONS "hsm_actions"
-
/****************** persistent mount data *********************/
#define LDD_F_SV_TYPE_MDT 0x0001
@@ -79,130 +61,6 @@
LDD_F_SV_TYPE_OST | \
LDD_F_SV_TYPE_MGS)
#define LDD_F_SV_ALL 0x0008
-/** need an index assignment */
-#define LDD_F_NEED_INDEX 0x0010
-/** never registered */
-#define LDD_F_VIRGIN 0x0020
-/** update the config logs for this server */
-#define LDD_F_UPDATE 0x0040
-/** rewrite the LDD */
-#define LDD_F_REWRITE_LDD 0x0080
-/** regenerate config logs for this fs or server */
-#define LDD_F_WRITECONF 0x0100
-/** COMPAT_14 */
-#define LDD_F_UPGRADE14 0x0200
-/** process as lctl conf_param */
-#define LDD_F_PARAM 0x0400
-/** all nodes are specified as service nodes */
-#define LDD_F_NO_PRIMNODE 0x1000
-/** IR enable flag */
-#define LDD_F_IR_CAPABLE 0x2000
-/** the MGS refused to register the target. */
-#define LDD_F_ERROR 0x4000
-/** process at lctl conf_param */
-#define LDD_F_PARAM2 0x8000
-
-/* opc for target register */
-#define LDD_F_OPC_REG 0x10000000
-#define LDD_F_OPC_UNREG 0x20000000
-#define LDD_F_OPC_READY 0x40000000
-#define LDD_F_OPC_MASK 0xf0000000
-
-#define LDD_F_ONDISK_MASK (LDD_F_SV_TYPE_MASK)
-
-#define LDD_F_MASK 0xFFFF
-
-enum ldd_mount_type {
- LDD_MT_EXT3 = 0,
- LDD_MT_LDISKFS,
- LDD_MT_SMFS,
- LDD_MT_REISERFS,
- LDD_MT_LDISKFS2,
- LDD_MT_ZFS,
- LDD_MT_LAST
-};
-
-static inline char *mt_str(enum ldd_mount_type mt)
-{
- static char *mount_type_string[] = {
- "ext3",
- "ldiskfs",
- "smfs",
- "reiserfs",
- "ldiskfs2",
- "zfs",
- };
- return mount_type_string[mt];
-}
-
-static inline char *mt_type(enum ldd_mount_type mt)
-{
- static char *mount_type_string[] = {
- "osd-ldiskfs",
- "osd-ldiskfs",
- "osd-smfs",
- "osd-reiserfs",
- "osd-ldiskfs",
- "osd-zfs",
- };
- return mount_type_string[mt];
-}
-
-#define LDD_INCOMPAT_SUPP 0
-#define LDD_ROCOMPAT_SUPP 0
-
-#define LDD_MAGIC 0x1dd00001
-
-/* On-disk configuration file. In host-endian order. */
-struct lustre_disk_data {
- __u32 ldd_magic;
- __u32 ldd_feature_compat; /* compatible feature flags */
- __u32 ldd_feature_rocompat;/* read-only compatible feature flags */
- __u32 ldd_feature_incompat;/* incompatible feature flags */
-
- __u32 ldd_config_ver; /* config rewrite count - not used */
- __u32 ldd_flags; /* LDD_SV_TYPE */
- __u32 ldd_svindex; /* server index (0001), must match
- svname */
- __u32 ldd_mount_type; /* target fs type LDD_MT_* */
- char ldd_fsname[64]; /* filesystem this server is part of,
- MTI_NAME_MAXLEN */
- char ldd_svname[64]; /* this server's name (lustre-mdt0001)*/
- __u8 ldd_uuid[40]; /* server UUID (COMPAT_146) */
-
-/*200*/ char ldd_userdata[1024 - 200]; /* arbitrary user string */
-/*1024*/__u8 ldd_padding[4096 - 1024];
-/*4096*/char ldd_mount_opts[4096]; /* target fs mount opts */
-/*8192*/char ldd_params[4096]; /* key=value pairs */
-};
-
-
-#define IS_MDT(data) ((data)->lsi_flags & LDD_F_SV_TYPE_MDT)
-#define IS_OST(data) ((data)->lsi_flags & LDD_F_SV_TYPE_OST)
-#define IS_MGS(data) ((data)->lsi_flags & LDD_F_SV_TYPE_MGS)
-#define IS_SERVER(data) ((data)->lsi_flags & (LDD_F_SV_TYPE_MGS | \
- LDD_F_SV_TYPE_MDT | LDD_F_SV_TYPE_OST))
-#define MT_STR(data) mt_str((data)->ldd_mount_type)
-
-/* Make the mdt/ost server obd name based on the filesystem name */
-static inline int server_make_name(__u32 flags, __u16 index, char *fs,
- char *name)
-{
- if (flags & (LDD_F_SV_TYPE_MDT | LDD_F_SV_TYPE_OST)) {
- if (!(flags & LDD_F_SV_ALL))
- sprintf(name, "%.8s%c%s%04x", fs,
- (flags & LDD_F_VIRGIN) ? ':' :
- ((flags & LDD_F_WRITECONF) ? '=' : '-'),
- (flags & LDD_F_SV_TYPE_MDT) ? "MDT" : "OST",
- index);
- } else if (flags & LDD_F_SV_TYPE_MGS) {
- sprintf(name, "MGS");
- } else {
- CERROR("unknown server type %#x\n", flags);
- return 1;
- }
- return 0;
-}
/****************** mount command *********************/
@@ -249,7 +107,6 @@ struct lustre_mount_data {
#define lmd_is_client(x) ((x)->lmd_flags & LMD_FLG_CLIENT)
-
/****************** last_rcvd file *********************/
/** version recovery epoch */
@@ -365,7 +222,8 @@ static inline void check_lcd(char *obd_name, int index,
struct lsd_client_data *lcd)
{
int length = sizeof(lcd->lcd_uuid);
- if (strnlen((char*)lcd->lcd_uuid, length) == length) {
+
+ if (strnlen((char *)lcd->lcd_uuid, length) == length) {
lcd->lcd_uuid[length - 1] = '\0';
LCONSOLE_ERROR("the client UUID (%s) on %s for exports stored in last_rcvd(index = %d) is bad!\n",
@@ -378,6 +236,7 @@ static inline void lsd_le_to_cpu(struct lr_server_data *buf,
struct lr_server_data *lsd)
{
int i;
+
memcpy(lsd->lsd_uuid, buf->lsd_uuid, sizeof(lsd->lsd_uuid));
lsd->lsd_last_transno = le64_to_cpu(buf->lsd_last_transno);
lsd->lsd_compat14 = le64_to_cpu(buf->lsd_compat14);
@@ -405,6 +264,7 @@ static inline void lsd_cpu_to_le(struct lr_server_data *lsd,
struct lr_server_data *buf)
{
int i;
+
memcpy(buf->lsd_uuid, lsd->lsd_uuid, sizeof(buf->lsd_uuid));
buf->lsd_last_transno = cpu_to_le64(lsd->lsd_last_transno);
buf->lsd_compat14 = cpu_to_le64(lsd->lsd_compat14);
@@ -512,7 +372,6 @@ struct lustre_sb_info {
#define get_mount_flags(sb) (s2lsi(sb)->lsi_lmd->lmd_flags)
#define get_mntdev_name(sb) (s2lsi(sb)->lsi_lmd->lmd_dev)
-
/****************** mount lookup info *********************/
struct lustre_mount_info {
@@ -525,21 +384,13 @@ struct lustre_mount_info {
/****************** prototypes *********************/
/* obd_mount.c */
-int server_name2fsname(const char *svname, char *fsname, const char **endptr);
-int server_name2index(const char *svname, __u32 *idx, const char **endptr);
-int server_name2svname(const char *label, char *svname, const char **endptr,
- size_t svsize);
-
-int lustre_put_lsi(struct super_block *sb);
-int lustre_start_simple(char *obdname, char *type, char *uuid,
- char *s1, char *s2, char *s3, char *s4);
+
int lustre_start_mgc(struct super_block *sb);
void lustre_register_client_fill_super(int (*cfs)(struct super_block *sb,
struct vfsmount *mnt));
void lustre_register_kill_super_cb(void (*cfs)(struct super_block *sb));
int lustre_common_put_super(struct super_block *sb);
-
int mgc_fsname2resid(char *fsname, struct ldlm_res_id *res_id, int type);
/** @} disk */
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.