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Date:   Wed, 15 Mar 2023 12:16:11 -0400
From:   "Theodore Ts'o" <>
To:     Jan Kara <>
Cc:     "Theodore Ts'o" <>,
Subject: Re: [PATCH] ext4: Fix warnings when freezing filesystem with journaled data

On Wed, 8 Mar 2023 15:25:28 +0100, Jan Kara wrote:
> Test generic/390 in data=journal mode often triggers a warning that
> ext4_do_writepages() tries to start a transaction on frozen filesystem.
> This happens because although all dirty data is properly written, jbd2
> checkpointing code writes data through submit_bh() and as a result only
> buffer dirty bits are cleared but page dirty bits stay set. Later when
> the filesystem is frozen, writeback code comes, tries to write
> supposedly dirty pages and the warning triggers. Fix the problem by
> calling sync_filesystem() once more after flushing the whole journal to
> clear stray page dirty bits.
> [...]

Applied, thanks!

[1/1] ext4: Fix warnings when freezing filesystem with journaled data
      commit: 18b7f4107219ef12898b2ee77b8fb6de8887d1b7

Best regards,
Theodore Ts'o <>

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