linux-kernel - Re: [f2fs-dev] [PATCH v3] f2fs: don't ignore writing pages on fsync during checkpoint=disable

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Message-ID: <e0869c6f-e261-01d0-92d2-abb1cc2957ee@kernel.org>
Date:   Fri, 27 Aug 2021 22:36:06 +0800
From:   Chao Yu <chao@...nel.org>
To:     Jaegeuk Kim <jaegeuk@...nel.org>, linux-kernel@...r.kernel.org,
        linux-f2fs-devel@...ts.sourceforge.net
Subject: Re: [f2fs-dev] [PATCH v3] f2fs: don't ignore writing pages on fsync
 during checkpoint=disable

On 2021/8/27 0:52, Jaegeuk Kim wrote:
>  From 64fe93a7f9c35c2b5a34cfa3cf84158852c201be Mon Sep 17 00:00:00 2001
> From: Jaegeuk Kim <jaegeuk@...nel.org>
> Date: Thu, 19 Aug 2021 14:00:57 -0700
> Subject: [PATCH] f2fs: guarantee to write dirty data when enabling checkpoint
>   back
> 
> We must flush all the dirty data when enabling checkpoint back. Let's guarantee
> that first by adding a retry logic on sync_inodes_sb(). In addition to that,
> this patch adds to flush data in fsync when checkpoint is disabled, which can
> mitigate the sync_inodes_sb() failures in advance.
> 
> Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org>

Reviewed-by: Chao Yu <chao@...nel.org>

Thanks,