From: Anton Suvorov <warwish@yandex-team.ru>
To: willy@infradead.org
Cc: dmtrmonakhov@yandex-team.ru, linux-block@vger.kernel.org,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
viro@zeniv.linux.org.uk, warwish@yandex-team.ru
Subject: [PATCH v2 08/10] ext4: reduce stack footprint in ext4_end_bio()
Date: Tue, 22 Jun 2021 20:44:22 +0300 [thread overview]
Message-ID: <20210622174424.136960-9-warwish@yandex-team.ru> (raw)
In-Reply-To: <20210622174424.136960-1-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
next prev parent reply other threads:[~2021-06-22 17:45 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 ` Anton Suvorov [this message]
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 ` [PATCH 08/10] ext4: reduce stack footprint in ext4_end_bio() Anton Suvorov
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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