linux-kernel - Re: [PATCH v6 00/14] Implement V4L2_BUF_FLAG_NO_CACHE

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Message-ID: <20200519080628.GB161827@google.com>
Date:   Tue, 19 May 2020 17:06:28 +0900
From:   Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
To:     Hans Verkuil <hverkuil@...all.nl>
Cc:     Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
        Hans Verkuil <hans.verkuil@...co.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Tomasz Figa <tfiga@...omium.org>, linux-media@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 00/14] Implement V4L2_BUF_FLAG_NO_CACHE_* flags

Hi Hans,

On (20/05/18 17:18), Hans Verkuil wrote:
> Hi Sergey,
> 
> On 14/05/2020 18:01, Sergey Senozhatsky wrote:
> > Hello
> > 
> > v6 changes:
> > The design has been slightly reworked. The cache-hints capability has
> > been renamed to SUPPORTS_MMAP_CACHE_HINTS and is reported for all queues
> > that support MMAP and allow cache hints. However, the actual hints and
> > memory consistency are ignored unless the queue is used for the MMAP
> > streaming I/O. Plus some cleanups, documentation updates, and so on.
> 
> This looks good. If there are no new comments then I plan to make a PR for 5.9 in
> two weeks.
> 
> Thank you for all your work on this!

Hans, Tomasz, Ezequiel, thanks for all the help and guidance.

	-ss