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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 07/10] vfs: reduce stack footprint in __blkdev_put()
Date: Wed,  2 Jun 2021 18:29:00 +0300	[thread overview]
Message-ID: <20210602152903.910190-8-warwish@yandex-team.ru> (raw)
In-Reply-To: <20210602152903.910190-1-warwish@yandex-team.ru>

Stack usage reduced (measured with allyesconfig):

./fs/block_dev.c        __blkdev_put    224     80      -144

Signed-off-by: Anton Suvorov <warwish@yandex-team.ru>
---
 fs/block_dev.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/fs/block_dev.c b/fs/block_dev.c
index 6cc4d4cfe0c2..cef3a4aa46dc 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -64,10 +64,8 @@ static void bdev_write_inode(struct block_device *bdev)
 		spin_unlock(&inode->i_lock);
 		ret = write_inode_now(inode, true);
 		if (ret) {
-			char name[BDEVNAME_SIZE];
-			pr_warn_ratelimited("VFS: Dirty inode writeback failed "
-					    "for block device %s (err=%d).\n",
-					    bdevname(bdev, name), ret);
+			pr_warn_ratelimited("VFS: Dirty inode writeback failed for block device %pg (err=%d).\n",
+					    bdev, ret);
 		}
 		spin_lock(&inode->i_lock);
 	}
-- 
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 ` Anton Suvorov [this message]
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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