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Date: Wed, 15 Mar 2023 12:16:11 -0400 From: "Theodore Ts'o" <tytso@....edu> To: Jan Kara <jack@...e.cz> Cc: "Theodore Ts'o" <tytso@....edu>, linux-ext4@...r.kernel.org 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 <tytso@....edu>
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