Commit b997b82d authored May 09, 2007 by Jonathan Brassow Committed by Linus Torvalds May 09, 2007

dm raid1: switch rh_in_sync to blocking in do_reads



The call to rh_in_sync() in do_reads() should be allowed to block.  It is in
the mirror worker thread which already permits blocking operations.  This will
be needed to support clustered mirroring which will perform network
operations.

Signed-off-by: Jonathan Brassow <jbrassow@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent f5353cd7

drivers/md/dm-raid1.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -741,7 +741,7 @@ static void do_reads(struct mirror_set ms, struct bio_list reads)
		/*
		* We can only read balance if the region is in sync.
		*/
		if (rh_in_sync(&ms->rh, region, 0))
		if (rh_in_sync(&ms->rh, region, 1))
		m = choose_mirror(ms, bio->bi_sector);
		else
		m = ms->default_mirror;

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