Commit fd9d49ca authored by NeilBrown's avatar NeilBrown Committed by Linus Torvalds

[PATCH] md: ignore auto-readonly flag for arrays where it isn't meaningful

The 'auto-readonly' flag (which suppresses resync and superblock updates until
the first write) is not meaningful for personalities that don't support resync
or superblock writes (raid0, linear, etc).

So clear the setting early to avoid it confusing anything - e.g.  appearing in
/proc/mdstat
Signed-off-by: default avatarNeil Brown <neilb@suse.de>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 8e1b39d6
......@@ -2058,6 +2058,9 @@ static int do_md_run(mddev_t * mddev)
}
if (mddev->pers->sync_request)
sysfs_create_group(&mddev->kobj, &md_redundancy_group);
else if (mddev->ro == 2) /* auto-readonly not meaningful */
mddev->ro = 0;
atomic_set(&mddev->writes_pending,0);
mddev->safemode = 0;
mddev->safemode_timer.function = md_safemode_timeout;
......
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