linux-kernel - Re: [PATCH V2 1/2] f2fs: Fix mount failure due to SPO after a successful online resize FS

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Message-ID: <9edd90a3-85d4-1a9a-ce34-f05cec7e4da5@huawei.com>
Date:   Fri, 6 Mar 2020 09:16:06 +0800
From:   Chao Yu <yuchao0@...wei.com>
To:     Sahitya Tummala <stummala@...eaurora.org>,
        Jaegeuk Kim <jaegeuk@...nel.org>,
        <linux-f2fs-devel@...ts.sourceforge.net>
CC:     <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH V2 1/2] f2fs: Fix mount failure due to SPO after a
 successful online resize FS

On 2020/3/3 22:29, Sahitya Tummala wrote:
> Even though online resize is successfully done, a SPO immediately
> after resize, still causes below error in the next mount.
> 
> [   11.294650] F2FS-fs (sda8): Wrong user_block_count: 2233856
> [   11.300272] F2FS-fs (sda8): Failed to get valid F2FS checkpoint
> 
> This is because after FS metadata is updated in update_fs_metadata()
> if the SBI_IS_DIRTY is not dirty, then CP will not be done to reflect
> the new user_block_count.
> 
> Signed-off-by: Sahitya Tummala <stummala@...eaurora.org>

Reviewed-by: Chao Yu <yuchao0@...wei.com>

Thanks,