Ack, but ... On Mon, Jul 16, 2012 at 06:39:33PM -0400, Mikulas Patocka wrote: > --- linux-3.5-rc6-fast.orig/drivers/md/dm-thin.c 2012-07-16 21:47:46.000000000 +0200 > +++ linux-3.5-rc6-fast/drivers/md/dm-thin.c 2012-07-17 00:35:25.000000000 +0200 > @@ -1259,7 +1259,10 @@ static void process_discard(struct thin_ > > cell_release_singleton(cell, bio); > cell_release_singleton(cell2, bio); > - remap_and_issue(tc, bio, lookup_result.block); > + if ((!lookup_result.shared) & pool->pf.discard_passdown) ... I'd rather a logical && there. - Joe -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel