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From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: "Michał Nazarewicz" <m.nazarewicz@samsung.com>
Cc: Marek Szyprowski <m.szyprowski@samsung.com>,
	'Daniel Walker' <dwalker@codeaurora.org>,
	linux-mm@kvack.org, Pawel Osciak <p.osciak@samsung.com>,
	'Xiaolin Zhang' <xiaolin.zhang@intel.com>,
	'Hiremath Vaibhav' <hvaibhav@ti.com>,
	'Robert Fekete' <robert.fekete@stericsson.com>,
	'Marcus Lorentzon' <marcus.xm.lorentzon@stericsson.com>,
	linux-kernel@vger.kernel.org,
	'Kyungmin Park' <kyungmin.park@samsung.com>,
	linux-arm-msm@vger.kernel.org
Subject: Re: [PATCH 2/4] mm: cma: Contiguous Memory Allocator added
Date: Thu, 22 Jul 2010 16:05:32 +0100	[thread overview]
Message-ID: <20100722150532.GA16119@rakim.wolfsonmicro.main> (raw)
In-Reply-To: <op.vf82j5m17p4s8u@pikus>

On Thu, Jul 22, 2010 at 04:58:43PM +0200, MichaA? Nazarewicz wrote:
> On Thu, 22 Jul 2010 15:40:56 +0200, Mark Brown <broonie@opensource.wolfsonmicro.com> wrote:

> >Yeah, agreed though I'm not convinced we can't do it via userspace
> >(initrd would give us a chance to do stuff early) or just kernel
> >rebuilds.

> If there's any other easy way of overwriting platform's default I'm happy
> to listen. :)

Netlink or similar, for example?

> >Yes, exactly - probably you can even have a default region backed by
> >normal vmalloc() RAM which would at least be able to take a stab at
> >working by default.

> Not sure what you mean here.  vmalloc() allocated buffers cannot be used
> with CMA since they are not contiguous in memory.

Sorry, thinko - I just meant allocated at runtime.  It'd fail a a lot of
the time so might not be worth bothering.

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  reply	other threads:[~2010-07-22 15:05 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-07-20 15:51 [PATCH 0/4] The Contiguous Memory Allocator Michal Nazarewicz
2010-07-20 15:51 ` [PATCH 1/4] lib: rbtree: rb_root_init() function added Michal Nazarewicz
2010-07-20 15:51   ` [PATCH 2/4] mm: cma: Contiguous Memory Allocator added Michal Nazarewicz
2010-07-20 15:51     ` [PATCH 3/4] mm: cma: Test device and application added Michal Nazarewicz
2010-07-20 15:51       ` [PATCH 4/4] arm: Added CMA to Aquila and Goni Michal Nazarewicz
2010-07-20 18:15     ` [PATCH 2/4] mm: cma: Contiguous Memory Allocator added Daniel Walker
2010-07-20 19:14       ` Michał Nazarewicz
2010-07-20 19:38         ` Daniel Walker
2010-07-21 12:01           ` Michał Nazarewicz
2010-07-21 17:35             ` Daniel Walker
2010-07-21 18:11               ` Michał Nazarewicz
2010-07-21 18:19                 ` Daniel Walker
2010-07-21 18:38                   ` Michał Nazarewicz
2010-07-21 18:58                     ` Daniel Walker
2010-07-21 19:21                       ` Michał Nazarewicz
2010-07-21 19:37                         ` Daniel Walker
2010-07-21 19:53                           ` Michał Nazarewicz
2010-07-21 20:03                             ` Daniel Walker
2010-07-21 20:22                               ` Michał Nazarewicz
2010-07-21 20:34                                 ` Daniel Walker
2010-07-21 20:43                                   ` Michał Nazarewicz
2010-07-21 20:45                                     ` Daniel Walker
2010-07-21 20:56                                       ` Michał Nazarewicz
2010-07-21 21:01                                         ` Daniel Walker
2010-07-22  9:34                                           ` Michał Nazarewicz
2010-07-21 13:52         ` Mark Brown
2010-07-21 14:31           ` Michał Nazarewicz
2010-07-21 18:24             ` Mark Brown
2010-07-21 18:41               ` Michał Nazarewicz
2010-07-22  9:06                 ` Mark Brown
2010-07-22  9:25                   ` Marek Szyprowski
2010-07-22 10:52                     ` Mark Brown
2010-07-22 11:30                       ` Michał Nazarewicz
2010-07-22 12:46                         ` Mark Brown
2010-07-22 13:24                           ` Michał Nazarewicz
2010-07-22 13:40                             ` Mark Brown
2010-07-22 14:58                               ` Michał Nazarewicz
2010-07-22 15:05                                 ` Mark Brown [this message]
2010-07-20 20:52     ` Jonathan Corbet
2010-07-21 10:16       ` Michał Nazarewicz
2010-07-21  0:12     ` Jonathan Corbet
2010-07-22  5:37       ` FUJITA Tomonori
2010-07-22  7:28         ` Marek Szyprowski
2010-07-22  9:35           ` FUJITA Tomonori
2010-07-22  9:50             ` Michał Nazarewicz
2010-07-22 10:17               ` FUJITA Tomonori
2010-07-22 10:55                 ` Mark Brown
2010-07-22 11:49                 ` Michał Nazarewicz
2010-07-22  4:54     ` Zach Pfeffer
2010-07-22  7:49       ` Marek Szyprowski
2010-07-23  7:06       ` Pawel Osciak

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