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From: Chao Yu via Linux-f2fs-devel <linux-f2fs-devel@lists.sourceforge.net>
To: Wenjie Qi <qwjhust@gmail.com>, jaegeuk@kernel.org
Cc: qiwenjie@xiaomi.com, linux-kernel@vger.kernel.org,
	linux-f2fs-devel@lists.sourceforge.net
Subject: Re: [f2fs-dev] [PATCH v3] f2fs: wait for inode record work before clearing ino bitmaps
Date: Wed, 2 Sep 2026 17:32:49 +0800	[thread overview]
Message-ID: <2c4fedee-7cd8-4377-803d-a3b5406bd003@kernel.org> (raw)
In-Reply-To: <20260902090611.564876-1-qiwenjie@xiaomi.com>

On 9/2/26 17:06, Wenjie Qi wrote:
> APPEND/UPDATE inode state recording was moved to the inode eviction
> workqueue. These entries were later converted to bitmap values stored in
> XArrays, but the workqueue drain was left behind in the list cleanup loop
> where it is now a no-op.
> 
> During unmount, inode eviction work can therefore remain queued when
> f2fs_release_ino_entry() destroys the bitmap XArrays. A delayed worker can
> repopulate them before the workqueue is finally destroyed, leaking newly
> allocated XArray nodes when the F2FS superblock is freed.
> 
> Wait for APPEND/UPDATE inode record work before destroying each bitmap
> XArray, restoring the required ordering.
> 
> Fixes: 9a9ee7408a1f ("f2fs: reduce memory footprint of ino management")
> Signed-off-by: Wenjie Qi <qiwenjie@xiaomi.com>
Reviewed-by: Chao Yu <chao@kernel.org>

Thanks,


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  reply	other threads:[~2026-09-02  9:33 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-02  9:06 [f2fs-dev] [PATCH v3] f2fs: wait for inode record work before clearing ino bitmaps Wenjie Qi
2026-09-02  9:32 ` Chao Yu via Linux-f2fs-devel [this message]
2026-09-03 16:10 ` patchwork-bot+f2fs--- via Linux-f2fs-devel

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