From 43986c32ee00fa66df143746b2b614e62ca7017b Mon Sep 17 00:00:00 2001 From: Hou Tao Date: Mon, 15 Jun 2020 11:33:23 +0800 Subject: [PATCH] dm zoned: assign max_io_len correctly commit 7b2377486767503d47265e4d487a63c651f6b55d upstream. The unit of max_io_len is sector instead of byte (spotted through code review), so fix it. Fixes: 3b1a94c88b79 ("dm zoned: drive-managed zoned block device target") Cc: stable@vger.kernel.org Signed-off-by: Hou Tao Reviewed-by: Damien Le Moal Signed-off-by: Mike Snitzer Signed-off-by: Greg Kroah-Hartman --- drivers/md/dm-zoned-target.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/md/dm-zoned-target.c b/drivers/md/dm-zoned-target.c index 03267609b515..6e4f3ef2dd50 100644 --- a/drivers/md/dm-zoned-target.c +++ b/drivers/md/dm-zoned-target.c @@ -790,7 +790,7 @@ static int dmz_ctr(struct dm_target *ti, unsigned int argc, char **argv) } /* Set target (no write same support) */ - ti->max_io_len = dev->zone_nr_sectors << 9; + ti->max_io_len = dev->zone_nr_sectors; ti->num_flush_bios = 1; ti->num_discard_bios = 1; ti->num_write_zeroes_bios = 1;