aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/include/linux/posix_acl.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/posix_acl.h')
-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)
{