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Date:   Thu, 7 May 2020 09:41:36 +0800
From:   Huacai Chen <chenhc@...ote.com>
To:     Christoph Hellwig <hch@...radead.org>
Cc:     Tiezhu Yang <yangtiezhu@...ngson.cn>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        "open list:MIPS" <linux-mips@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Xuefeng Li <lixuefeng@...ngson.cn>
Subject: Re: [PATCH v6] MIPS: Loongson: Add DMA support for LS7A

Hi, Christoph,

On Wed, May 6, 2020 at 10:44 PM Christoph Hellwig <hch@...radead.org> wrote:
>
> On Wed, May 06, 2020 at 04:47:30PM +0800, Huacai Chen wrote:
> > > For the above reasons, I think what you are concerned is not a
> > > big deal.
> > I don't think so, this is obviously a regression. If we can accept a
> > regression of RS780E, why we still maintain Loongson-2EF rather than
> > simply drop them?
>
> While I much prefer to use the default, regression an otherwise
> working platform seems like a bad idea.  I don't really know much
> about the Loongson platforms, do they all boot using the same kernel
> image?
All Loongson-3 machines (with LS7A bridge or RS780 bridge) use the
same kernel image.

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