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From: Anton Suvorov <warwish@yandex-team.ru>
To: linux-kernel@vger.kernel.org
Cc: warwish@yandex-team.ru, linux-fsdevel@vger.kernel.org,
	dmtrmonakhov@yandex-team.ru, linux-block@vger.kernel.org,
	viro@zeniv.linux.org.uk
Subject: [PATCH 08/10] ext4: reduce stack footprint in ext4_end_bio()
Date: Wed,  2 Jun 2021 18:29:01 +0300	[thread overview]
Message-ID: <20210602152903.910190-9-warwish@yandex-team.ru> (raw)
In-Reply-To: <20210602152903.910190-1-warwish@yandex-team.ru>

Stack usage reduced (measured with allyesconfig):

./fs/ext4/page-io.c     ext4_end_bio    224     88      -136

Signed-off-by: Anton Suvorov <warwish@yandex-team.ru>
---
 fs/ext4/page-io.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/fs/ext4/page-io.c b/fs/ext4/page-io.c
index f038d578d8d8..56074f2f5e63 100644
--- a/fs/ext4/page-io.c
+++ b/fs/ext4/page-io.c
@@ -323,10 +323,9 @@ static void ext4_end_bio(struct bio *bio)
 {
 	ext4_io_end_t *io_end = bio->bi_private;
 	sector_t bi_sector = bio->bi_iter.bi_sector;
-	char b[BDEVNAME_SIZE];
 
-	if (WARN_ONCE(!io_end, "io_end is NULL: %s: sector %Lu len %u err %d\n",
-		      bio_devname(bio, b),
+	if (WARN_ONCE(!io_end, "io_end is NULL: %pg: sector %llu len %u err %d\n",
+		      bio->bi_bdev,
 		      (long long) bio->bi_iter.bi_sector,
 		      (unsigned) bio_sectors(bio),
 		      bio->bi_status)) {
-- 
2.25.1


  parent reply	other threads:[~2021-06-02 15:31 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-02 15:28 [PATCH 00/10] reduce stack footprint printing bdev names Anton Suvorov
2021-06-02 15:28 ` [PATCH 01/10] drbd: reduce stack footprint in drbd_report_io_error() Anton Suvorov
2021-06-02 15:28 ` [PATCH 02/10] dax: reduce stack footprint dealing with block device names Anton Suvorov
2021-06-02 17:18   ` Matthew Wilcox
2021-06-22 17:44     ` [PATCH v2 00/10] reduce stack footprint printing bdev names Anton Suvorov
2021-06-22 17:44       ` [PATCH v2 01/10] drbd: reduce stack footprint in drbd_report_io_error() Anton Suvorov
2021-06-22 17:44       ` [PATCH v2 02/10] dax: reduce stack footprint dealing with block device names Anton Suvorov
2021-06-22 17:44       ` [PATCH v2 03/10] raid-md: " Anton Suvorov
2021-06-23  8:26         ` Guoqing Jiang
2021-06-22 17:44       ` [PATCH v2 04/10] dm: " Anton Suvorov
2021-06-22 17:44       ` [PATCH v2 05/10] block: " Anton Suvorov
2021-06-23  7:45         ` Christoph Hellwig
2021-06-22 17:44       ` [PATCH v2 06/10] target: reduce stack footprint in iblock_show_configfs_dev_params() Anton Suvorov
2021-06-22 17:44       ` [PATCH v2 07/10] vfs: reduce stack footprint in __blkdev_put() Anton Suvorov
2021-06-22 17:44       ` [PATCH v2 08/10] ext4: reduce stack footprint in ext4_end_bio() Anton Suvorov
2021-06-22 17:44       ` [PATCH v2 09/10] security: reduce stack footprint in loadpin_read_file() Anton Suvorov
2021-06-22 17:45     ` [PATCH v2 10/10] block: remove unused symbol bio_devname() Anton Suvorov
2021-06-02 15:28 ` [PATCH 03/10] raid-md: reduce stack footprint dealing with block device names Anton Suvorov
2021-06-02 15:28 ` [PATCH 04/10] dm: " Anton Suvorov
2021-06-23 20:20   ` Mike Snitzer
2021-06-02 15:28 ` [PATCH 05/10] block: " Anton Suvorov
2021-06-02 15:28 ` [PATCH 06/10] target: reduce stack footprint in iblock_show_configfs_dev_params() Anton Suvorov
2021-06-02 15:29 ` [PATCH 07/10] vfs: reduce stack footprint in __blkdev_put() Anton Suvorov
2021-06-02 15:29 ` Anton Suvorov [this message]
2021-06-02 15:29 ` [PATCH 09/10] security: reduce stack footprint in loadpin_read_file() Anton Suvorov
2021-06-02 15:29 ` [PATCH 10/10] block: remove unused symbol bio_devname() Anton Suvorov

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