LU-12514 obdclass: discard FS_REQUIRES_DEV flag.

Lustre client mounts do not need a dev, as we can see from
lustre_mount() calling mount_nodev(). So remove the flag which
could cause confusion elsewhere.

Linux-commit: 60de0ad7076260081de78346c0fee24ed8e3c5c8

Change-Id: I93adeb9594369255018de0b618b158a39b634c0b
Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-on: https://review.whamcloud.com/35425
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
Reviewed-by: Neil Brown <neilb@suse.de>
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>

diff --git a/lustre/obdclass/obd_mount.c b/lustre/obdclass/obd_mount.c
index f754121..6701ca7 100644 (file)
--- a/lustre/obdclass/obd_mount.c
+++ b/lustre/obdclass/obd_mount.c
@@ -1782,7 +1782,7 @@ static struct file_system_type lustre_fs_type = {
        .get_sb         = lustre_get_sb,
 #endif
        .kill_sb        = lustre_kill_super,
-       .fs_flags       = FS_REQUIRES_DEV | FS_RENAME_DOES_D_MOVE,
+       .fs_flags       = FS_RENAME_DOES_D_MOVE,
 };
 MODULE_ALIAS_FS("lustre");