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Btrfs: make acl functions really no-op if acl is not enabled

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So there's no overhead for something we don't use.

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Li Zefan
2011-07-14 03:17:39 +00:00
committed by Chris Mason
parent 15de900d08
commit 9b89d95a14
3 changed files with 15 additions and 21 deletions
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15
fs/btrfs/ctree.h
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@@ -2650,12 +2650,21 @@ do { \
/* acl.c */
#ifdef CONFIG_BTRFS_FS_POSIX_ACL
int btrfs_check_acl(struct inode *inode, int mask, unsigned int flags);
#else
#define btrfs_check_acl NULL
#endif
int btrfs_init_acl(struct btrfs_trans_handle *trans,
struct inode *inode, struct inode *dir);
int btrfs_acl_chmod(struct inode *inode);
#else
#define btrfs_check_acl NULL
static inline int btrfs_init_acl(struct btrfs_trans_handle *trans,
struct inode *inode, struct inode *dir)
{
return 0;
}
static inline int btrfs_acl_chmod(struct inode *inode)
{
return 0;
}
#endif
/* relocation.c */
int btrfs_relocate_block_group(struct btrfs_root *root, u64 group_start);