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 06/10] target: reduce stack footprint in iblock_show_configfs_dev_params()
Date: Wed, 2 Jun 2021 18:28:59 +0300 [thread overview]
Message-ID: <20210602152903.910190-7-warwish@yandex-team.ru> (raw)
In-Reply-To: <20210602152903.910190-1-warwish@yandex-team.ru>
Stack usage reduced (measured with allyesconfig):
./drivers/target/target_core_iblock.c iblock_show_configfs_dev_params 192 56 -136
Signed-off-by: Anton Suvorov <warwish@yandex-team.ru>
---
drivers/target/target_core_iblock.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c
index 44d9d028f716..b3425a5bbac2 100644
--- a/drivers/target/target_core_iblock.c
+++ b/drivers/target/target_core_iblock.c
@@ -634,12 +634,11 @@ static ssize_t iblock_show_configfs_dev_params(struct se_device *dev, char *b)
{
struct iblock_dev *ib_dev = IBLOCK_DEV(dev);
struct block_device *bd = ib_dev->ibd_bd;
- char buf[BDEVNAME_SIZE];
ssize_t bl = 0;
if (bd)
- bl += sprintf(b + bl, "iBlock device: %s",
- bdevname(bd, buf));
+ bl += sprintf(b + bl, "iBlock device: %pg",
+ bd);
if (ib_dev->ibd_flags & IBDF_HAS_UDEV_PATH)
bl += sprintf(b + bl, " UDEV PATH: %s",
ib_dev->ibd_udev_path);
--
2.25.1
next prev parent reply other threads:[~2021-06-02 15:30 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 ` Anton Suvorov [this message]
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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