diff options
Diffstat (limited to 'fs/xfs/xfs_acl.c')
| -rw-r--r-- | fs/xfs/xfs_acl.c | 36 |
1 files changed, 25 insertions, 11 deletions
diff --git a/fs/xfs/xfs_acl.c b/fs/xfs/xfs_acl.c index 306d883d89bc..0e2f37efedd0 100644 --- a/fs/xfs/xfs_acl.c +++ b/fs/xfs/xfs_acl.c @@ -16,11 +16,13 @@ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #include "xfs.h" +#include "xfs_log_format.h" +#include "xfs_trans_resv.h" #include "xfs_acl.h" #include "xfs_attr.h" #include "xfs_bmap_btree.h" #include "xfs_inode.h" -#include "xfs_vnodeops.h" +#include "xfs_ag.h" #include "xfs_sb.h" #include "xfs_mount.h" #include "xfs_trace.h" @@ -68,14 +70,15 @@ xfs_acl_from_disk( switch (acl_e->e_tag) { case ACL_USER: + acl_e->e_uid = xfs_uid_to_kuid(be32_to_cpu(ace->ae_id)); + break; case ACL_GROUP: - acl_e->e_id = be32_to_cpu(ace->ae_id); + acl_e->e_gid = xfs_gid_to_kgid(be32_to_cpu(ace->ae_id)); break; case ACL_USER_OBJ: case ACL_GROUP_OBJ: case ACL_MASK: case ACL_OTHER: - acl_e->e_id = ACL_UNDEFINED_ID; break; default: goto fail; @@ -101,7 +104,18 @@ xfs_acl_to_disk(struct xfs_acl *aclp, const struct posix_acl *acl) acl_e = &acl->a_entries[i]; ace->ae_tag = cpu_to_be32(acl_e->e_tag); - ace->ae_id = cpu_to_be32(acl_e->e_id); + switch (acl_e->e_tag) { + case ACL_USER: + ace->ae_id = cpu_to_be32(xfs_kuid_to_uid(acl_e->e_uid)); + break; + case ACL_GROUP: + ace->ae_id = cpu_to_be32(xfs_kgid_to_gid(acl_e->e_gid)); + break; + default: + ace->ae_id = cpu_to_be32(ACL_UNDEFINED_ID); + break; + } + ace->ae_perm = cpu_to_be16(acl_e->e_perm); } } @@ -138,7 +152,7 @@ xfs_get_acl(struct inode *inode, int type) * go out to the disk. */ len = XFS_ACL_MAX_SIZE(ip->i_mount); - xfs_acl = kzalloc(len, GFP_KERNEL); + xfs_acl = kmem_zalloc_large(len, KM_SLEEP); if (!xfs_acl) return ERR_PTR(-ENOMEM); @@ -161,10 +175,10 @@ xfs_get_acl(struct inode *inode, int type) if (IS_ERR(acl)) goto out; - out_update_cache: +out_update_cache: set_cached_acl(inode, type, acl); - out: - kfree(xfs_acl); +out: + kmem_free(xfs_acl); return acl; } @@ -195,7 +209,7 @@ xfs_set_acl(struct inode *inode, int type, struct posix_acl *acl) struct xfs_acl *xfs_acl; int len = XFS_ACL_MAX_SIZE(ip->i_mount); - xfs_acl = kzalloc(len, GFP_KERNEL); + xfs_acl = kmem_zalloc_large(len, KM_SLEEP); if (!xfs_acl) return -ENOMEM; @@ -208,7 +222,7 @@ xfs_set_acl(struct inode *inode, int type, struct posix_acl *acl) error = -xfs_attr_set(ip, ea_name, (unsigned char *)xfs_acl, len, ATTR_ROOT); - kfree(xfs_acl); + kmem_free(xfs_acl); } else { /* * A NULL ACL argument means we want to remove the ACL. @@ -360,7 +374,7 @@ xfs_xattr_acl_set(struct dentry *dentry, const char *name, return -EINVAL; if (type == ACL_TYPE_DEFAULT && !S_ISDIR(inode->i_mode)) return value ? -EACCES : 0; - if ((current_fsuid() != inode->i_uid) && !capable(CAP_FOWNER)) + if (!inode_owner_or_capable(inode)) return -EPERM; if (!value) |