From: Greg KH <gregkh@linuxfoundation.org>
To: rkir@google.com
Cc: linux-kernel@vger.kernel.org, tkjos@google.com,
Lingfeng Yang <lfy@google.com>
Subject: Re: [PATCH v2 06/21] platform: goldfish: pipe: Add DMA support to goldfish pipe
Date: Thu, 27 Sep 2018 07:19:25 +0200 [thread overview]
Message-ID: <20180927051925.GA473@kroah.com> (raw)
In-Reply-To: <20180926230222.126513-1-rkir@google.com>
On Wed, Sep 26, 2018 at 04:02:19PM -0700, rkir@google.com wrote:
> From: Roman Kiryanov <rkir@google.com>
>
> Goldfish DMA is an extension to the pipe device and is designed
> to facilitate high-speed RAM->RAM transfers from guest to host.
>
> See uapi/linux/goldfish/goldfish_dma.h for more details.
>
> Signed-off-by: Roman Kiryanov <rkir@google.com>
> Signed-off-by: Lingfeng Yang <lfy@google.com>
> ---
> Changes in v2:
> - Got sign-off from Lingfeng Yang.
> - Removed the license boilerplate from goldfish_dma.h.
> - Rebased.
I don't understand this series. Please start over with 01/XX as your
other patches were all merged.
And I still think you need a better justification for this, given the
many other ways the kernel already has for this feature...
thanks,
greg k-h
prev parent reply other threads:[~2018-09-27 5:19 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-26 23:02 [PATCH v2 06/21] platform: goldfish: pipe: Add DMA support to goldfish pipe rkir
2018-09-26 23:02 ` [PATCH v2 09/21] platform: goldfish: pipe: Remove the goldfish_pipe_dev global variable rkir
2018-09-26 23:02 ` [PATCH v2 13/21] platform: goldfish: pipe: Split the driver to v2 specific and the rest rkir
2018-09-26 23:02 ` [PATCH v2 19/21] platform: goldfish: pipe: Add the goldfish_pipe_v1 driver rkir
2018-09-27 5:19 ` Greg KH [this message]
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