linux-kernel - Re: [f2fs-dev] [PATCH] f2fs: introduce sysfs/data_io_flag to attach REQ

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Message-ID: <ded76be6-236e-4367-9cde-7b46dbd96087@huawei.com>
Date:   Thu, 16 Apr 2020 15:18:48 +0800
From:   Chao Yu <yuchao0@...wei.com>
To:     Jaegeuk Kim <jaegeuk@...nel.org>, <linux-kernel@...r.kernel.org>,
        <linux-f2fs-devel@...ts.sourceforge.net>, <kernel-team@...roid.com>
Subject: Re: [f2fs-dev] [PATCH] f2fs: introduce sysfs/data_io_flag to attach
 REQ_META/FUA

On 2020/4/4 0:12, Jaegeuk Kim wrote:
> This patch introduces a way to attach REQ_META/FUA explicitly
> to all the data writes given temperature.
> 
> -> attach REQ_FUA to Hot Data writes
> 
> -> attach REQ_FUA to Hot|Warm Data writes
> 
> -> attach REQ_FUA to Hot|Warm|Cold Data writes
> 
> -> attach REQ_FUA to Hot|Warm|Cold Data writes as well as
>           REQ_META to Hot Data writes
> 
> Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org>

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

Thanks,