From: Mike Snitzer Date: Tue, 2 Aug 2011 11:32:05 +0000 (+0100) Subject: dm flakey: use dm_target_offset and support discards X-Git-Tag: v3.1-rc1~85^2~13 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=30e4171bfe3d1c49689803338005cc0071dddaff;p=platform%2Fupstream%2Fkernel-adaptation-pc.git dm flakey: use dm_target_offset and support discards Use dm_target_offset() and support discards. Signed-off-by: Mike Snitzer Signed-off-by: Alasdair G Kergon --- diff --git a/drivers/md/dm-flakey.c b/drivers/md/dm-flakey.c index ea79062..70a69b2 100644 --- a/drivers/md/dm-flakey.c +++ b/drivers/md/dm-flakey.c @@ -79,6 +79,7 @@ static int flakey_ctr(struct dm_target *ti, unsigned int argc, char **argv) } ti->num_flush_requests = 1; + ti->num_discard_requests = 1; ti->private = fc; return 0; @@ -99,7 +100,7 @@ static sector_t flakey_map_sector(struct dm_target *ti, sector_t bi_sector) { struct flakey_c *fc = ti->private; - return fc->start + (bi_sector - ti->begin); + return fc->start + dm_target_offset(ti, bi_sector); } static void flakey_map_bio(struct dm_target *ti, struct bio *bio)