From: patchwork-bot+f2fs--- via Linux-f2fs-devel <linux-f2fs-devel@lists.sourceforge.net>
To: Jianan Huang <jnhuang95@gmail.com>
Cc: jaegeuk@kernel.org, linux-f2fs-devel@lists.sourceforge.net
Subject: Re: [f2fs-dev] [PATCH v2] f2fs: quota: fix quota flush failure during filesystem freeze
Date: Wed, 14 Oct 2026 15:50:06 +0000 [thread overview]
Message-ID: <179199300626.2827562.16979303699242428038.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20261012025442.770777-1-jnhuang95@gmail.com>
Hello:
This patch was applied to jaegeuk/f2fs.git (dev)
by Jaegeuk Kim <jaegeuk@kernel.org>:
On Mon, 12 Oct 2026 10:54:42 +0800 you wrote:
> Quota flush retries can be exhausted during filesystem freeze.
>
> freeze_super() and the quota checkpoint may race as below.
>
> freeze_super() f2fs_ckpt
> - down_write(&sb->s_umount)
> - sb->s_writers.frozen = SB_FREEZE_PAGEFAULT
> - sync_filesystem()
> - f2fs_sync_fs()
> - f2fs_issue_checkpoint()
> - queue CP_SYNC -----------------> - block_operations()
> - down_read_trylock(s_umount)
> : fails; freeze holds write lock
> - quota flush retries exhausted
> - set CP_QUOTA_NEED_FSCK_FLAG
>
> [...]
Here is the summary with links:
- [f2fs-dev,v2] f2fs: quota: fix quota flush failure during filesystem freeze
https://git.kernel.org/jaegeuk/f2fs/c/e455328a66a5
You are awesome, thank you!
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prev parent reply other threads:[~2026-10-14 15:50 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-12 2:54 [f2fs-dev] [PATCH v2] f2fs: quota: fix quota flush failure during filesystem freeze Jianan Huang
2026-10-14 8:41 ` Chao Yu via Linux-f2fs-devel
2026-10-14 15:50 ` patchwork-bot+f2fs--- via Linux-f2fs-devel [this message]
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