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authorAndrew Morton <akpm@linux-foundation.org>2014-01-21 15:48:42 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2014-01-21 16:19:42 -0800
commit0afaa12047a45ebe651f29a3b4818e523f862c28 (patch)
treea5c38045bca3b7b852f76bf1107c004e58bdea98 /include/linux
parent53a52f17d96c8d47c79a7dafa81426317e89c7c1 (diff)
posix_acl: uninlining
Uninline vast tracts of nested inline functions in include/linux/posix_acl.h. This reduces the text+data+bss size of x86_64 allyesconfig vmlinux by 8026 bytes. The patch also regularises the positioning of the EXPORT_SYMBOLs in posix_acl.c. Cc: Alexander Viro <viro@zeniv.linux.org.uk> Cc: J. Bruce Fields <bfields@fieldses.org> Cc: Trond Myklebust <Trond.Myklebust@netapp.com> Tested-by: Benny Halevy <bhalevy@primarydata.com> Cc: Benny Halevy <bhalevy@panasas.com> Cc: Andreas Gruenbacher <agruen@suse.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/posix_acl.h78
1 files changed, 6 insertions, 72 deletions
diff --git a/include/linux/posix_acl.h b/include/linux/posix_acl.h
index 7931efe71175..fb616942e4c7 100644
--- a/include/linux/posix_acl.h
+++ b/include/linux/posix_acl.h
@@ -94,78 +94,12 @@ extern int posix_acl_chmod(struct posix_acl **, gfp_t, umode_t);
extern struct posix_acl *get_posix_acl(struct inode *, int);
extern int set_posix_acl(struct inode *, int, struct posix_acl *);
-#ifdef CONFIG_FS_POSIX_ACL
-static inline struct posix_acl **acl_by_type(struct inode *inode, int type)
-{
- switch (type) {
- case ACL_TYPE_ACCESS:
- return &inode->i_acl;
- case ACL_TYPE_DEFAULT:
- return &inode->i_default_acl;
- default:
- BUG();
- }
-}
-
-static inline struct posix_acl *get_cached_acl(struct inode *inode, int type)
-{
- struct posix_acl **p = acl_by_type(inode, type);
- struct posix_acl *acl = ACCESS_ONCE(*p);
- if (acl) {
- spin_lock(&inode->i_lock);
- acl = *p;
- if (acl != ACL_NOT_CACHED)
- acl = posix_acl_dup(acl);
- spin_unlock(&inode->i_lock);
- }
- return acl;
-}
-
-static inline struct posix_acl *get_cached_acl_rcu(struct inode *inode, int type)
-{
- return rcu_dereference(*acl_by_type(inode, type));
-}
-
-static inline void set_cached_acl(struct inode *inode,
- int type,
- struct posix_acl *acl)
-{
- struct posix_acl **p = acl_by_type(inode, type);
- struct posix_acl *old;
- spin_lock(&inode->i_lock);
- old = *p;
- rcu_assign_pointer(*p, posix_acl_dup(acl));
- spin_unlock(&inode->i_lock);
- if (old != ACL_NOT_CACHED)
- posix_acl_release(old);
-}
-
-static inline void forget_cached_acl(struct inode *inode, int type)
-{
- struct posix_acl **p = acl_by_type(inode, type);
- struct posix_acl *old;
- spin_lock(&inode->i_lock);
- old = *p;
- *p = ACL_NOT_CACHED;
- spin_unlock(&inode->i_lock);
- if (old != ACL_NOT_CACHED)
- posix_acl_release(old);
-}
-
-static inline void forget_all_cached_acls(struct inode *inode)
-{
- struct posix_acl *old_access, *old_default;
- spin_lock(&inode->i_lock);
- old_access = inode->i_acl;
- old_default = inode->i_default_acl;
- inode->i_acl = inode->i_default_acl = ACL_NOT_CACHED;
- spin_unlock(&inode->i_lock);
- if (old_access != ACL_NOT_CACHED)
- posix_acl_release(old_access);
- if (old_default != ACL_NOT_CACHED)
- posix_acl_release(old_default);
-}
-#endif
+struct posix_acl **acl_by_type(struct inode *inode, int type);
+struct posix_acl *get_cached_acl(struct inode *inode, int type);
+struct posix_acl *get_cached_acl_rcu(struct inode *inode, int type);
+void set_cached_acl(struct inode *inode, int type, struct posix_acl *acl);
+void forget_cached_acl(struct inode *inode, int type);
+void forget_all_cached_acls(struct inode *inode);
static inline void cache_no_acl(struct inode *inode)
{