From: Russell King <rmk@arm.linux.org.uk>
To: William Lee Irwin III <wli@holomorphy.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Jeff Garzik <jgarzik@pobox.com>,
James Bottomley <James.Bottomley@steeleye.com>,
Linux Arch list <linux-arch@vger.kernel.org>,
Linus Torvalds <torvalds@osdl.org>,
David Woodhouse <dwmw2@infradead.org>,
Christoph Hellwig <hch@infradead.org>,
Andrew Morton <akpm@osdl.org>, Andrea Arcangeli <andrea@suse.de>
Subject: Re: can device drivers return non-ram via vm_ops->nopage?
Date: Tue, 23 Mar 2004 09:28:52 +0000 [thread overview]
Message-ID: <20040323092852.B21352@flint.arm.linux.org.uk> (raw)
In-Reply-To: <20040323020756.GS2045@holomorphy.com>; from wli@holomorphy.com on Mon, Mar 22, 2004 at 06:07:56PM -0800
On Mon, Mar 22, 2004 at 06:07:56PM -0800, William Lee Irwin III wrote:
> I've already been over every ->nopage() in the kernel once (wrt. what's
> been merged anyway; a number of times for other reasons), so I really
> think I can do a bit of useful footwork here.
Note that currently I have dma_coherent_to_page(), dma_coherent_to_pfn()
and dma_coherent_mmap() (and maybe dma_coherent_munmap()) implemented
here. I'm now taking a back seat in these discussions waiting for one
of them to take centre stage and be the One True chosen method.
--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 PCMCIA - http://pcmcia.arm.linux.org.uk/
2.6 Serial core
next prev parent reply other threads:[~2004-03-23 9:29 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20040321204931.A11519@infradead.org>
[not found] ` <1079902670.17681.324.camel@imladris.demon.co.uk>
[not found] ` <Pine.LNX.4.58.0403211349340.1106@ppc970.osdl.org>
[not found] ` <20040321222327.D26708@flint.arm.linux.org.uk>
[not found] ` <405E1859.5030906@pobox.com>
[not found] ` <20040321225117.F26708@flint.arm.linux.org.uk>
[not found] ` <Pine.LNX.4.58.0403211504550.1106@ppc970.osdl.org>
[not found] ` <20040321234515.G26708@flint.arm.linux.org.uk>
[not found] ` <20040322002349.GZ2045@holomorphy.com>
[not found] ` <405E3387.1050505@pobox.com>
2004-03-22 3:45 ` can device drivers return non-ram via vm_ops->nopage? William Lee Irwin III
2004-03-22 4:41 ` James Bottomley
2004-03-22 4:46 ` William Lee Irwin III
2004-03-22 4:56 ` James Bottomley
2004-03-22 5:26 ` Benjamin Herrenschmidt
2004-03-22 11:58 ` Andrea Arcangeli
2004-03-22 12:05 ` Russell King
2004-03-22 12:34 ` Andrea Arcangeli
2004-03-22 9:30 ` Russell King
2004-03-22 15:04 ` James Bottomley
2004-03-22 15:15 ` Russell King
2004-03-22 15:27 ` James Bottomley
2004-03-22 21:50 ` Benjamin Herrenschmidt
2004-03-22 22:18 ` Jeff Garzik
2004-03-22 22:35 ` William Lee Irwin III
2004-03-22 23:57 ` Benjamin Herrenschmidt
2004-03-23 0:22 ` David Woodhouse
2004-03-23 2:07 ` William Lee Irwin III
2004-03-23 9:28 ` Russell King [this message]
2004-03-23 9:34 ` David Woodhouse
2004-03-23 10:04 ` Russell King
2004-03-23 10:05 ` William Lee Irwin III
2004-03-23 11:29 ` Benjamin Herrenschmidt
2004-03-23 11:35 ` Andrea Arcangeli
2004-03-23 11:44 ` William Lee Irwin III
2004-03-23 12:34 ` Andrea Arcangeli
2004-03-23 12:40 ` Russell King
2004-03-23 15:25 ` Linus Torvalds
2004-03-23 15:36 ` Andrea Arcangeli
2004-03-23 15:46 ` Linus Torvalds
2004-03-23 15:50 ` Russell King
2004-03-23 22:10 ` Benjamin Herrenschmidt
2004-03-25 20:25 ` Russell King
2004-03-28 10:17 ` Russell King
2004-03-23 12:49 ` William Lee Irwin III
2004-03-22 23:19 ` Russell King
2004-03-22 23:35 ` Jeff Garzik
2004-03-23 2:26 ` James Bottomley
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