[PATCH -V2 03/16] vfs: Add IS_RICHACL() test for richacl support

Aneesh Kumar K.V
2010-07-02T18:44:30Z

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@suse.de>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
---
include/linux/fs.h | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/include/linux/fs.h b/include/linux/fs.h
index f49dd5c..d7725ae 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -209,6 +209,7 @@ 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 */
#define MS_ACTIVE (1<<30)
#define MS_NOUSER (1<<31)

@@ -264,6 +265,7 @@ struct inodes_stat_t {
#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)
@@ -274,7 +276,7 @@ struct inodes_stat_t {
* IS_ACL() tells the VFS to not apply the umask
* and use iop->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)

/* the read-only stuff doesn't really belong here, but any other place is
probably as bad and I don't want to create yet another include file. */
--
1.7.2.rc1