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-rw-r--r--include/linux/fs.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 14a97194b34b..329ed372d708 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -577,6 +577,18 @@ static inline void mapping_allow_writable(struct address_space *mapping)
struct posix_acl;
#define ACL_NOT_CACHED ((void *)(-1))
+static inline struct posix_acl *
+uncached_acl_sentinel(struct task_struct *task)
+{
+ return (void *)task + 1;
+}
+
+static inline bool
+is_uncached_acl(struct posix_acl *acl)
+{
+ return (long)acl & 1;
+}
+
#define IOP_FASTPERM 0x0001
#define IOP_LOOKUP 0x0002
#define IOP_NOFOLLOW 0x0004