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Date:   Sun, 3 Sep 2023 23:15:00 -0700
From:   Christoph Hellwig <hch@infradead.org>
To:     Chunhai Guo <guochunhai@vivo.com>
Cc:     axboe@kernel.dk, chao@kernel.org, jaegeuk@kernel.org,
        linux-block@vger.kernel.org, linux-kernel@vger.kernel.org,
        kernel test robot <lkp@intel.com>
Subject: Re: [PATCH] block: export symbol blk_flush_plug
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On Sun, Sep 03, 2023 at 10:22:43PM -0600, Chunhai Guo wrote:
> blk_flush_plug() can be used in a filesystem module, without it may cause
> a link failure, as shown in the reported test.

It should not be used by a file system, so please revert the change that
started using it despite it intentionally not being exported.