From: Arthur Jones Date: Fri, 25 Jul 2008 19:03:38 +0000 (-0700) Subject: md: raid10: wake up frozen array X-Git-Tag: v2.6.27-rc2~95^2 X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=388667bed591b2359713bb17d5de0cf56e961447;p=linux-2.6-omap-h63xx.git md: raid10: wake up frozen array When rescheduling a bio in raid10, we wake up the md thread, but if the array is frozen, this will have no effect. This causes the array to remain frozen for eternity. We add a wake_up to allow the array to de-freeze. This code is nearly identical to the raid1 code, which has this fix already. Signed-off-by: Arthur Jones Signed-off-by: NeilBrown --- diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 2acea402524..8674a5f7e70 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -215,6 +215,9 @@ static void reschedule_retry(r10bio_t *r10_bio) conf->nr_queued ++; spin_unlock_irqrestore(&conf->device_lock, flags); + /* wake up frozen array... */ + wake_up(&conf->wait_barrier); + md_wakeup_thread(mddev->thread); }