linux-kernel - Re: [PATCH -tip v2 0/5] add common functions for struct dma_map

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Message-Id: <20090522201751A.fujita.tomonori@lab.ntt.co.jp>
Date:	Fri, 22 May 2009 20:17:41 +0900
From:	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
To:	joerg.roedel@....com
Cc:	fujita.tomonori@....ntt.co.jp, mingo@...e.hu, tony.luck@...el.com,
	linux-kernel@...r.kernel.org, linux-ia64@...r.kernel.org,
	arnd@...db.de
Subject: Re: [PATCH -tip v2 0/5] add common functions for struct dma_map_ops

On Fri, 22 May 2009 12:56:08 +0200
Joerg Roedel <joerg.roedel@....com> wrote:

> On Fri, May 22, 2009 at 07:54:35PM +0900, FUJITA Tomonori wrote:
> > On Fri, 15 May 2009 12:55:00 +0900
> > FUJITA Tomonori <fujita.tomonori@....ntt.co.jp> wrote:
> > 
> > > We unified x86 and IA64's handling of multiple dma mapping operations
> > > (struct dma_map_ops in linux/dma-mapping.h) so we can remove
> > > duplication in their arch/include/asm/dma-mapping.h.
> > > 
> > > This patchset adds include/asm-generic/dma-mapping-common.h that
> > > provides some generic dma mapping function definitions for the users
> > > of struct dma_map_ops. This enables us to remove about 100 lines. This
> > > also enables us to easily add CONFIG_DMA_API_DEBUG support, which only
> > > x86 supports for now. The 4th patch adds CONFIG_DMA_API_DEBUG support
> > > to IA64 by adding only 8 lines.
> > > 
> > > This is against tip/master since tip has some changes to
> > > arch/x86/include/asm/dma-mapping.h.
> > > 
> > > The changes since the first version are
> > > 
> > > - fixed a bug that dma_attrs is not passed properly (thanks to Arnd
> > > Bergmann).
> > > 
> > > - used a new name, dma-mapping-common.h, instead of dma-mapping.h
> > > (suggested by Arnd Bergmann).
> > > 
> > > - added Joerg's Acked-by
> > > 
> > > =
> > >  arch/ia64/Kconfig                        |    1 +
> > >  arch/ia64/include/asm/dma-mapping.h      |  110 ++----------------
> > >  arch/x86/Kconfig                         |    1 +
> > >  arch/x86/include/asm/dma-mapping.h       |  174 +---------------------------
> > >  include/asm-generic/dma-mapping-common.h |  190 ++++++++++++++++++++++++++++++
> > >  lib/dma-debug.c                          |   82 ++++++++------
> > >  6 files changed, 252 insertions(+), 306 deletions(-)
> > 
> > Ping,
> > 
> > Any comments?
> >
> 
> I already acked the patches :)

Oops, I kept you CC'ed but asked Ingo and Tony. I should have been
explicit.
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