linux-kernel - Re: [f2fs-dev] [PATCH 1/2] f2fs: Constrain the modification range of dir

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Date: Fri, 29 Dec 2023 19:10:24 +0000
From: patchwork-bot+f2fs@...nel.org
To: Yongpeng Yang <yangyongpeng1@...o.com>
Cc: jaegeuk@...nel.org, chao@...nel.org, linux-kernel@...r.kernel.org,
 linux-f2fs-devel@...ts.sourceforge.net
Subject: Re: [f2fs-dev] [PATCH 1/2] f2fs: Constrain the modification range of
 dir_level in the sysfs

Hello:

This series was applied to jaegeuk/f2fs.git (dev)
by Jaegeuk Kim <jaegeuk@...nel.org>:

On Fri, 22 Dec 2023 11:29:00 +0800 you wrote:
> The {struct f2fs_sb_info}->dir_level can be modified through the sysfs
> interface, but its value range is not limited. If the value exceeds
> MAX_DIR_HASH_DEPTH and the mount options include "noinline_dentry",
> the following error will occur:
> [root@...ora ~]# mount -o noinline_dentry /dev/sdb  /mnt/sdb/
> [root@...ora ~]# echo 128 > /sys/fs/f2fs/sdb/dir_level
> [root@...ora ~]# cd /mnt/sdb/
> [root@...ora sdb]# mkdir test
> [root@...ora sdb]# cd test/
> [root@...ora test]# mkdir test
> mkdir: cannot create directory 'test': Argument list too long
> 
> [...]

Here is the summary with links:
  - [f2fs-dev,1/2] f2fs: Constrain the modification range of dir_level in the sysfs
    https://git.kernel.org/jaegeuk/f2fs/c/0145eed6ed32
  - [f2fs-dev,2/2] f2fs: Add error handling for negative returns from do_garbage_collect
    https://git.kernel.org/jaegeuk/f2fs/c/19ec1d31fa56

You are awesome, thank you!
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