From: Andreas Gruenbacher <agruen@xxxxxxxxxx>
Introduce a new MS_RICHACL super-block flag and a new IS_RICHACL() test
which file systems like nfs can use. IS_ACL() is true if IS_POSIXACL()
or IS_RICHACL() is true.
Signed-off-by: Andreas Gruenbacher <agruen@xxxxxxxxxx>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx>
---
include/linux/fs.h | 3 ++-
include/uapi/linux/fs.h | 1 +
2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 9fb63b71a014..1a7fe920f956 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1601,6 +1601,7 @@ struct super_operations {
#define IS_APPEND(inode) ((inode)->i_flags & S_APPEND)
#define IS_IMMUTABLE(inode) ((inode)->i_flags & S_IMMUTABLE)
#define IS_POSIXACL(inode) __IS_FLG(inode, MS_POSIXACL)
+#define IS_RICHACL(inode) __IS_FLG(inode, MS_RICHACL)
#define IS_DEADDIR(inode) ((inode)->i_flags & S_DEAD)
#define IS_NOCMTIME(inode) ((inode)->i_flags & S_NOCMTIME)
@@ -1614,7 +1615,7 @@ struct super_operations {
* IS_ACL() tells the VFS to not apply the umask
* and use check_acl for acl permission checks when defined.
*/
-#define IS_ACL(inode) __IS_FLG(inode, MS_POSIXACL)
+#define IS_ACL(inode) __IS_FLG(inode, MS_POSIXACL | MS_RICHACL)
/*
* Inode state bits. Protected by inode->i_lock
diff --git a/include/uapi/linux/fs.h b/include/uapi/linux/fs.h
index 1e14b9c82703..894fbc2bebb3 100644
--- a/include/uapi/linux/fs.h
+++ b/include/uapi/linux/fs.h
@@ -89,6 +89,7 @@ struct inodes_stat_t {
#define MS_KERNMOUNT (1<<22) /* this is a kern_mount call */
#define MS_I_VERSION (1<<23) /* Update inode I_version field */
#define MS_STRICTATIME (1<<24) /* Always perform atime updates */
+#define MS_RICHACL (1<<25) /* Supports richacls */
/* These sb flags are internal to the kernel */
#define MS_NOSEC (1<<28)
--
1.9.1
--
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