From: patchwork-bot+f2fs--- via Linux-f2fs-devel <linux-f2fs-devel@lists.sourceforge.net>
To: Chao Yu <chao@kernel.org>
Cc: jaegeuk@kernel.org, linux-f2fs-devel@lists.sourceforge.net,
stable@kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [f2fs-dev] [PATCH] Revert "f2fs: block cache/dio write during f2fs_enable_checkpoint()"
Date: Fri, 16 Jan 2026 03:50:29 +0000 [thread overview]
Message-ID: <176853542902.73880.9446565153700505596.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260116033816.7399-1-chao@kernel.org>
Hello:
This patch was applied to jaegeuk/f2fs.git (dev)
by Jaegeuk Kim <jaegeuk@kernel.org>:
On Fri, 16 Jan 2026 11:38:16 +0800 you wrote:
> This reverts commit 196c81fdd438f7ac429d5639090a9816abb9760a.
>
> Original patch may cause below deadlock, revert it.
>
> write remount
> - write_begin
> - lock_page --- lock A
> - prepare_write_begin
> - f2fs_map_lock
> - f2fs_enable_checkpoint
> - down_write(cp_enable_rwsem) --- lock B
> - sync_inode_sb
> - writepages
> - lock_page --- lock A
> - down_read(cp_enable_rwsem) --- lock A
>
> [...]
Here is the summary with links:
- [f2fs-dev] Revert "f2fs: block cache/dio write during f2fs_enable_checkpoint()"
https://git.kernel.org/jaegeuk/f2fs/c/3996b70209f1
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html
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WARNING: multiple messages have this Message-ID (diff)
From: patchwork-bot+f2fs@kernel.org
To: Chao Yu <chao@kernel.org>
Cc: jaegeuk@kernel.org, stable@kernel.org,
linux-kernel@vger.kernel.org,
linux-f2fs-devel@lists.sourceforge.net
Subject: Re: [f2fs-dev] [PATCH] Revert "f2fs: block cache/dio write during f2fs_enable_checkpoint()"
Date: Fri, 16 Jan 2026 03:50:29 +0000 [thread overview]
Message-ID: <176853542902.73880.9446565153700505596.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260116033816.7399-1-chao@kernel.org>
Hello:
This patch was applied to jaegeuk/f2fs.git (dev)
by Jaegeuk Kim <jaegeuk@kernel.org>:
On Fri, 16 Jan 2026 11:38:16 +0800 you wrote:
> This reverts commit 196c81fdd438f7ac429d5639090a9816abb9760a.
>
> Original patch may cause below deadlock, revert it.
>
> write remount
> - write_begin
> - lock_page --- lock A
> - prepare_write_begin
> - f2fs_map_lock
> - f2fs_enable_checkpoint
> - down_write(cp_enable_rwsem) --- lock B
> - sync_inode_sb
> - writepages
> - lock_page --- lock A
> - down_read(cp_enable_rwsem) --- lock A
>
> [...]
Here is the summary with links:
- [f2fs-dev] Revert "f2fs: block cache/dio write during f2fs_enable_checkpoint()"
https://git.kernel.org/jaegeuk/f2fs/c/3996b70209f1
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html
next prev parent reply other threads:[~2026-01-16 3:54 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-16 3:38 [f2fs-dev] [PATCH] Revert "f2fs: block cache/dio write during f2fs_enable_checkpoint()" Chao Yu via Linux-f2fs-devel
2026-01-16 3:38 ` Chao Yu
2026-01-16 3:50 ` patchwork-bot+f2fs--- via Linux-f2fs-devel [this message]
2026-01-16 3:50 ` [f2fs-dev] " patchwork-bot+f2fs
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