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Commit 3855ad9f authored by NeilBrown's avatar NeilBrown Committed by Linus Torvalds
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[PATCH] md: make sure a user-request sync of raid5 ignores intent bitmap 



A sync of raid5 usually ignore blocks which the bitmap says are in-sync.  But
a user-request check or repair should not ignore these.

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 e5de485f

drivers/md/raid5.c

+1 −0
Original line number Diff line number Diff line
@@ -1645,6 +1645,7 @@ static sector_t sync_request(mddev_t *mddev, sector_t sector_nr, int *skipped, i 
		return rv;

	}

	if (!bitmap_start_sync(mddev->bitmap, sector_nr, &sync_blocks, 1) &&

	    !test_bit(MD_RECOVERY_REQUESTED, &mddev->recovery) &&

	    !conf->fullsync && sync_blocks >= STRIPE_SECTORS) {

		/* we can skip this block, and probably more */

		sync_blocks /= STRIPE_SECTORS;