linux-kernel - Re: [PATCH] f2fs: prevent meta updates while checkpoint is in progress

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Message-ID: <8e8c3fea-9471-ffd0-3817-06b31bc4289d@huawei.com>
Date:   Tue, 31 Mar 2020 08:58:04 +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] f2fs: prevent meta updates while checkpoint is in
 progress

On 2020/3/26 18:36, Sahitya Tummala wrote:
> allocate_segment_for_resize() can cause metapage updates if
> it requires to change the current node/data segments for resizing.
> Stop these meta updates when there is a checkpoint already
> in progress to prevent inconsistent CP data.
> 
> Signed-off-by: Sahitya Tummala <stummala@...eaurora.org>

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

Thanks,