Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-12-27 21:33:00 +00:00
Code Issues Packages Projects Releases Wiki Activity

[PATCH] reiserfs: ifdef ACL stuff from inode

Browse Source 
Shrink reiserfs inode more (by 8 bytes) for ACL non-users:

	-reiser_inode_cache     344     11
	+reiser_inode_cache     336     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 02:00:00 -07:00 committed by Linus Torvalds
parent 068fbb315d
commit cfe14677f2
4 changed files with 31 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
fs/reiserfs/inode.c
View File

@ -1127,8 +1127,8 @@ static void init_inode(struct inode *inode, struct path *path)
REISERFS_I(inode)->i_prealloc_count = 0;
REISERFS_I(inode)->i_trans_id = 0;
REISERFS_I(inode)->i_jl = NULL;
REISERFS_I(inode)->i_acl_access = NULL;
REISERFS_I(inode)->i_acl_default = NULL;
reiserfs_init_acl_access(inode);
reiserfs_init_acl_default(inode);
reiserfs_init_xattr_rwsem(inode);
if (stat_data_v1(ih)) {
@ -1834,8 +1834,8 @@ int reiserfs_new_inode(struct reiserfs_transaction_handle *th,
REISERFS_I(inode)->i_attrs =
REISERFS_I(dir)->i_attrs & REISERFS_INHERIT_MASK;
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;
reiserfs_init_acl_access(inode);
reiserfs_init_acl_default(inode);
reiserfs_init_xattr_rwsem(inode);
if (old_format_only(sb))
@ -1974,11 +1974,13 @@ int reiserfs_new_inode(struct reiserfs_transaction_handle *th,
* iput doesn't deadlock in reiserfs_delete_xattrs. The locking
* code really needs to be reworked, but this will take care of it
* for now. -jeffm */
#ifdef CONFIG_REISERFS_FS_POSIX_ACL
if (REISERFS_I(dir)->i_acl_default && !IS_ERR(REISERFS_I(dir)->i_acl_default)) {
reiserfs_write_unlock_xattrs(dir->i_sb);
iput(inode);
reiserfs_write_lock_xattrs(dir->i_sb);
} else
#endif
iput(inode);
return err;
}

6
fs/reiserfs/super.c
View File

@ -510,8 +510,10 @@ static void init_once(void *foo, kmem_cache_t * cachep, unsigned long flags)
SLAB_CTOR_CONSTRUCTOR) {
INIT_LIST_HEAD(&ei->i_prealloc_list);
inode_init_once(&ei->vfs_inode);
#ifdef CONFIG_REISERFS_FS_POSIX_ACL
ei->i_acl_access = NULL;
ei->i_acl_default = NULL;
#endif
}
}
@ -560,6 +562,7 @@ static void reiserfs_dirty_inode(struct inode *inode)
reiserfs_write_unlock(inode->i_sb);
}
#ifdef CONFIG_REISERFS_FS_POSIX_ACL
static void reiserfs_clear_inode(struct inode *inode)
{
struct posix_acl *acl;
@ -574,6 +577,9 @@ static void reiserfs_clear_inode(struct inode *inode)
posix_acl_release(acl);
REISERFS_I(inode)->i_acl_default = NULL;
}
#else
#define reiserfs_clear_inode NULL
#endif
#ifdef CONFIG_QUOTA
static ssize_t reiserfs_quota_write(struct super_block *, int, const char *,

17
include/linux/reiserfs_acl.h
View File

@ -56,6 +56,16 @@ extern int reiserfs_xattr_posix_acl_init(void) __init;
extern int reiserfs_xattr_posix_acl_exit(void);
extern struct reiserfs_xattr_handler posix_acl_default_handler;
extern struct reiserfs_xattr_handler posix_acl_access_handler;
static inline void reiserfs_init_acl_access(struct inode *inode)
{
REISERFS_I(inode)->i_acl_access = NULL;
}
static inline void reiserfs_init_acl_default(struct inode *inode)
{
REISERFS_I(inode)->i_acl_default = NULL;
}
#else
#define reiserfs_cache_default_acl(inode) 0
@ -87,4 +97,11 @@ reiserfs_inherit_default_acl(const struct inode *dir, struct dentry *dentry,
return 0;
}
static inline void reiserfs_init_acl_access(struct inode *inode)
{
}
static inline void reiserfs_init_acl_default(struct inode *inode)
{
}
#endif

3
include/linux/reiserfs_fs_i.h
View File

@ -52,9 +52,10 @@ struct reiserfs_inode_info {
** flushed */
unsigned long i_trans_id;
struct reiserfs_journal_list *i_jl;
#ifdef CONFIG_REISERFS_FS_POSIX_ACL
struct posix_acl *i_acl_access;
struct posix_acl *i_acl_default;
#endif
#ifdef CONFIG_REISERFS_FS_XATTR
struct rw_semaphore xattr_sem;
#endif