From: Ming Lei <tom.leiming@gmail.com>
To: Arnd Bergmann <arnd@arndb.de>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>,
Joerg Roedel <joerg.roedel@amd.com>,
fujita.tomonori@lab.ntt.co.jp, linux-kernel@vger.kernel.org,
akpm@linux-foundation.org, Russell King <rmk@arm.linux.org.uk>,
linux-arm-kernel <linux-arm-kernel@lists.arm.linux.org.uk>
Subject: Re: [PATCH][RFC] asm-generic:remove calling flush_write_buffers() in dma_sync_*_for_cpu
Date: Tue, 7 Jul 2009 09:54:20 +0800 [thread overview]
Message-ID: <d82e647a0907061854l7d862191w1a9aa667eca7abb5@mail.gmail.com> (raw)
In-Reply-To: <200906301538.44684.arnd@arndb.de>
2009/6/30 Arnd Bergmann <arnd@arndb.de>:
> On Tuesday 30 June 2009, Alan Cox wrote:
> Well, not even that. dma-mapping-common.h only makes sense on architectures
> that have multiple dma-mapping implementations (parisc, mips, arm, powerpc,
It seems that there is only one dma-mmaping implementation on ARM, doesn't it?
Is it necessary that using dma-mapping-common.h on ARM?
> sparc, ia64 and x86, possibly alpha). All others including frv only need a
> nommu case anyway and would not use dma-mapping-common.h but could be
> changed to use something like the dma-mapping-linear.h I worked on recently.
--
Lei Ming
next prev parent reply other threads:[~2009-07-07 1:54 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-28 14:39 tom.leiming
2009-06-28 15:34 ` Arnd Bergmann
2009-06-29 12:31 ` Joerg Roedel
2009-06-29 13:51 ` Ming Lei
2009-06-29 14:45 ` Joerg Roedel
2009-06-29 14:54 ` Ming Lei
2009-06-29 15:44 ` Joerg Roedel
2009-06-29 16:22 ` Arnd Bergmann
2009-06-29 16:31 ` Alan Cox
2009-06-29 16:45 ` Arnd Bergmann
2009-06-29 17:16 ` Alan Cox
2009-06-30 12:34 ` Arnd Bergmann
2009-06-30 12:40 ` Alan Cox
2009-06-30 12:48 ` Arnd Bergmann
2009-06-30 13:09 ` Alan Cox
2009-06-30 13:38 ` Arnd Bergmann
2009-07-07 1:54 ` Ming Lei [this message]
2009-07-07 7:48 ` Russell King - ARM Linux
2009-07-07 13:43 ` Ming Lei
2009-07-07 14:06 ` Arnd Bergmann
2009-07-07 14:55 ` Ming Lei
2009-07-07 15:30 ` Arnd Bergmann
2009-07-07 17:36 ` Russell King - ARM Linux
2009-07-07 17:33 ` Russell King - ARM Linux
2009-06-29 18:47 ` Joerg Roedel
2009-06-29 19:10 ` Alan Cox
2009-06-29 19:24 ` Joerg Roedel
2009-06-29 18:48 ` Joerg Roedel
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