From: Greg KH <greg@kroah.com>
To: Micha?? Nazarewicz <m.nazarewicz@samsung.com>
Cc: linux-arm-kernel@lists.infradead.org,
linux-media@vger.kernel.org, linux-mm@kvack.org,
Andrew Morton <akpm@linux-foundation.org>,
Daniel Walker <dwalker@codeaurora.org>,
FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>,
Hans Verkuil <hverkuil@xs4all.nl>,
Jonathan Corbet <corbet@lwn.net>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Kyungmin Park <kyungmin.park@samsung.com>,
Marek Szyprowski <m.szyprowski@samsung.com>,
Mel Gorman <mel@csn.ul.ie>, Minchan Kim <minchan.kim@gmail.com>,
Pawel Osciak <p.osciak@samsung.com>,
Peter Zijlstra <peterz@infradead.org>,
Russell King <linux@arm.linux.org.uk>,
Zach Pfeffer <zpfeffer@codeaurora.org>,
linux-kernel@vger.kernel.org
Subject: Re: [RFCv5 0/9] CMA + VCMM integration
Date: Mon, 6 Sep 2010 19:34:31 -0700 [thread overview]
Message-ID: <20100907023431.GB11972@kroah.com> (raw)
In-Reply-To: <op.vim2x8i87p4s8u@localhost>
On Tue, Sep 07, 2010 at 03:40:46AM +0200, Micha?? Nazarewicz wrote:
> On Mon, 06 Sep 2010 23:09:05 +0200, Greg KH <greg@kroah.com> wrote:
>
>> On Mon, Sep 06, 2010 at 08:33:50AM +0200, Michal Nazarewicz wrote:
>>> Hello everyone,
>>>
>>> This patchset introduces a draft of a redesign of Zach Pfeffer's
>>> VCMM.
>>
>> What is a VCMM?
>
> Virtual Contiguous Memory Manager. The version posted by Zach can
> be found at: <http://article.gmane.org/gmane.linux.kernel.mm/50090>.
> It is an API for managing IO MMU and IO MMU mappings.
>
>> What is a CMA?
>
> Contiguous Memory Manager. The v4 version can be found at
> <http://marc.info/?l=linux-mm&m=128229799415817&w=2>. It is an API for
> allocating large, physically contiguous blocks of memory.
>
> I haven't expected that anyone who haven't already participated in the
> discussion about CMA and VCMM will get interested by this patchset
> so I was a bit vague in the cover letter. Sorry about that.
>
>>> Not all of the functionality of the original VCMM has been
>>> ported into this patchset. This is mostly meant as RFC. Moreover,
>>> the code for VCMM implementation in this RFC has not been tested.
>
>> If you haven't even tested it, why should we review it?
>
> Ignore the code then and look just at the documentation, please.
> I wanted to post what I have to receive comments about the general
> idea and not necessarily the code itself. Code is just a mean to show
> how I see the implementation of the idea described in the documentation.
> Because of all that, I marked the patchset as a RFC rather than a PATCH.
Oops, I looked at the code, sorry :)
greg k-h
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prev parent reply other threads:[~2010-09-07 2:36 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-06 6:33 Michal Nazarewicz
2010-09-06 6:33 ` [RFCv5 1/9] lib: rbtree: rb_root_init() function added Michal Nazarewicz
2010-09-06 6:33 ` [RFCv5 2/9] mm: cma: Contiguous Memory Allocator added Michal Nazarewicz
2010-09-06 6:33 ` [RFCv5 3/9] mm: cma: Added SysFS support Michal Nazarewicz
2010-09-06 21:07 ` Greg KH
2010-09-07 5:31 ` Michał Nazarewicz
2010-09-07 6:08 ` Greg KH
2010-09-07 6:55 ` Michał Nazarewicz
2010-09-06 6:33 ` [RFCv5 4/9] mm: cma: Added command line parameters support Michal Nazarewicz
2010-09-06 6:33 ` [RFCv5 5/9] mm: cma: Test device and application added Michal Nazarewicz
2010-09-06 6:33 ` [RFCv5 6/9] ARM: cma: Added CMA to Aquila, Goni and c210 universal boards Michal Nazarewicz
2010-09-06 6:33 ` [RFCv5 7/9] mm: vcm: Virtual Contiguous Memory framework added Michal Nazarewicz
2010-09-21 16:13 ` Konrad Rzeszutek Wilk
2010-09-06 6:33 ` [RFCv5 8/9] mm: vcm: Sample driver added Michal Nazarewicz
2010-09-06 21:10 ` Greg KH
2010-09-07 1:58 ` Michał Nazarewicz
2010-09-06 6:33 ` [RFCv5 9/9] mm: vcm: vcm-cma: VCM CMA " Michal Nazarewicz
2010-09-06 21:09 ` [RFCv5 0/9] CMA + VCMM integration Greg KH
2010-09-07 1:40 ` Michał Nazarewicz
2010-09-07 2:34 ` Greg KH [this message]
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