ocfs2: Enable quota accounting on mount, disable on umount

Enable quota usage tracking on mount and disable it on umount. Also
add support for quota on and quota off quotactls and usrquota and
grpquota mount options. Add quota features among supported ones.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Mark Fasheh <mfasheh@suse.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/fs/ocfs2/ocfs2.h b/fs/ocfs2/ocfs2.h
index 6b25b4aa7205..5c777988042f 100644
--- a/fs/ocfs2/ocfs2.h
+++ b/fs/ocfs2/ocfs2.h
@@ -161,6 +161,7 @@ enum ocfs2_vol_state
 {
         VOLUME_INIT = 0,
         VOLUME_MOUNTED,
+        VOLUME_MOUNTED_QUOTAS,
         VOLUME_DISMOUNTED,
         VOLUME_DISABLED
 };
@@ -196,6 +197,8 @@ enum ocfs2_mount_options
         OCFS2_MOUNT_NOUSERXATTR = 1 << 6, /* No user xattr */
         OCFS2_MOUNT_INODE64 = 1 << 7,   /* Allow inode numbers > 2^32 */
         OCFS2_MOUNT_POSIX_ACL = 1 << 8, /* POSIX access control lists */
+        OCFS2_MOUNT_USRQUOTA = 1 << 9, /* We support user quotas */
+        OCFS2_MOUNT_GRPQUOTA = 1 << 10, /* We support group quotas */
 };
 
 #define OCFS2_OSB_SOFT_RO       0x0001