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[PATCH] reiserfs: ifdef xattr_sem

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Shrink reiserfs inode by 12 bytes for xattr non-users (me).

	-reiser_inode_cache     356     11
	+reiser_inode_cache     344     11

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: <reiserfs-dev@namesys.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Alexey Dobriyan 2006-09-29 01:59:58 -07:00 committed by Linus Torvalds
parent e6cab99bb4
commit 068fbb315d
3 changed files with 12 additions and 2 deletions
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4
fs/reiserfs/inode.c
View File

@ -1129,7 +1129,7 @@ static void init_inode(struct inode *inode, struct path *path)
REISERFS_I(inode)->i_jl = NULL;
REISERFS_I(inode)->i_acl_access = NULL;
REISERFS_I(inode)->i_acl_default = NULL;
init_rwsem(&REISERFS_I(inode)->xattr_sem);
reiserfs_init_xattr_rwsem(inode);
if (stat_data_v1(ih)) {
struct stat_data_v1 *sd =
@ -1836,7 +1836,7 @@ int reiserfs_new_inode(struct reiserfs_transaction_handle *th,
sd_attrs_to_i_attrs(REISERFS_I(inode)->i_attrs, inode);
REISERFS_I(inode)->i_acl_access = NULL;
REISERFS_I(inode)->i_acl_default = NULL;
init_rwsem(&REISERFS_I(inode)->xattr_sem);
reiserfs_init_xattr_rwsem(inode);
if (old_format_only(sb))
make_le_item_head(&ih, NULL, KEY_FORMAT_3_5, SD_OFFSET,

2
include/linux/reiserfs_fs_i.h
View File

@ -55,7 +55,9 @@ struct reiserfs_inode_info {
struct posix_acl *i_acl_access;
struct posix_acl *i_acl_default;
#ifdef CONFIG_REISERFS_FS_XATTR
struct rw_semaphore xattr_sem;
#endif
struct inode vfs_inode;
};

8
include/linux/reiserfs_xattr.h
View File

@ -97,6 +97,11 @@ static inline void reiserfs_mark_inode_private(struct inode *inode)
inode->i_flags |= S_PRIVATE;
}
static inline void reiserfs_init_xattr_rwsem(struct inode *inode)
{
init_rwsem(&REISERFS_I(inode)->xattr_sem);
}
#else
#define is_reiserfs_priv_object(inode) 0
@ -129,6 +134,9 @@ static inline int reiserfs_xattr_init(struct super_block *sb, int mount_flags)
sb->s_flags = (sb->s_flags & ~MS_POSIXACL); /* to be sure */
return 0;
};
static inline void reiserfs_init_xattr_rwsem(struct inode *inode)
{
}
#endif
#endif /* __KERNEL__ */