linux-kernel - Re: [PATCH] block: export symbol blk_flush

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Message-ID: <86605698-bc85-42b5-b7e9-2da547ec1d4f@vivo.com>
Date:   Mon, 4 Sep 2023 16:10:18 +0800
From:   Chunhai Guo <guochunhai@...o.com>
To:     Christoph Hellwig <hch@...radead.org>
Cc:     "axboe@...nel.dk" <axboe@...nel.dk>,
        "chao@...nel.org" <chao@...nel.org>,
        "jaegeuk@...nel.org" <jaegeuk@...nel.org>,
        "linux-block@...r.kernel.org" <linux-block@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        kernel test robot <lkp@...el.com>
Subject: Re: [PATCH] block: export symbol blk_flush_plug



在 2023/9/4 15:34, Christoph Hellwig 写道:
> [????????? hch@...radead.org ????????? https://aka.ms/LearnAboutSenderIdentification?????????????]
> 
> On Mon, Sep 04, 2023 at 03:24:10PM +0800, Chunhai Guo wrote:
>> Could you please detail why blk_flush_plug() can not be used by a file
>> system?
> 
> Can you detail why it is a good idea to use it?  Beause you nee to make
> the argument why something should be exported.

Hi Christoph,
Got it. This could be a topic too big to discuss here.
Thanks.



Hi Jaegeuk,
As per Christoph's suggestion, could you please assist with reverting 
the commit e1e9b8062c74 ("f2fs: replace blk_finish_plug() with 
blk_flush_plug()")?
Thanks.