From ee1925bd834418218c782c94e889f826d40b14d5 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Fri, 4 Mar 2022 19:01:01 +0100 Subject: [PATCH] md-multipath: stop using bio_devname Use the %pg format specifier to save on stack consuption and code size. Signed-off-by: Christoph Hellwig Acked-by: Song Liu Reviewed-by: Chaitanya Kulkarni Reviewed-by: Johannes Thumshirn Link: https://lore.kernel.org/r/20220304180105.409765-7-hch@lst.de Signed-off-by: Jens Axboe --- drivers/md/md-multipath.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/drivers/md/md-multipath.c b/drivers/md/md-multipath.c index 97fb948e3e74..3081a936350d 100644 --- a/drivers/md/md-multipath.c +++ b/drivers/md/md-multipath.c @@ -297,7 +297,6 @@ static void multipathd(struct md_thread *thread) md_check_recovery(mddev); for (;;) { - char b[BDEVNAME_SIZE]; spin_lock_irqsave(&conf->device_lock, flags); if (list_empty(head)) break; @@ -309,13 +308,13 @@ static void multipathd(struct md_thread *thread) bio->bi_iter.bi_sector = mp_bh->master_bio->bi_iter.bi_sector; if ((mp_bh->path = multipath_map (conf))<0) { - pr_err("multipath: %s: unrecoverable IO read error for block %llu\n", - bio_devname(bio, b), + pr_err("multipath: %pg: unrecoverable IO read error for block %llu\n", + bio->bi_bdev, (unsigned long long)bio->bi_iter.bi_sector); multipath_end_bh_io(mp_bh, BLK_STS_IOERR); } else { - pr_err("multipath: %s: redirecting sector %llu to another IO path\n", - bio_devname(bio, b), + pr_err("multipath: %pg: redirecting sector %llu to another IO path\n", + bio->bi_bdev, (unsigned long long)bio->bi_iter.bi_sector); *bio = *(mp_bh->master_bio); bio->bi_iter.bi_sector +=