linux-kernel - Re: [PATCH] erofs: support direct IO for uncompressed file

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Message-ID: <20201223090351.GD1831635@xiangao.remote.csb>
Date:   Wed, 23 Dec 2020 17:03:51 +0800
From:   Gao Xiang <hsiangkao@...hat.com>
To:     Christoph Hellwig <hch@...radead.org>
Cc:     Huang Jianan <huangjianan@...o.com>, guoweichao@...o.com,
        linux-erofs@...ts.ozlabs.org, zhangshiming@...o.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] erofs: support direct IO for uncompressed file

On Wed, Dec 23, 2020 at 08:54:01AM +0000, Christoph Hellwig wrote:
> On Wed, Dec 23, 2020 at 04:48:20PM +0800, Huang Jianan wrote:
> > Hi Christoph,
> > 
> > The reason we use dio is because we need to deploy the patch on some early
> > kernel versions, and we don't pay much attention to the change of iomap.
> 
> No, that is never an excuse for upstream development.

Ok, personally I also agree this, let's go further in this way.

Thanks,
Gao Xiang

>