Re: [PATCH] x86: make gart_alloc_coherent return zeroed memory

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From: Joerg Roedel <joro@...>

To: FUJITA Tomonori <fujita.tomonori@...>

Cc: <joerg.roedel@...>, <linux-kernel@...>, <iommu@...>, <mingo@...>, <hpa@...>, <tglx@...>

Subject: Re: [PATCH] x86: make gart_alloc_coherent return zeroed memory

Date: Friday, August 22, 2008 - 2:35 am

On Fri, Aug 22, 2008 at 08:19:35AM +0900, FUJITA Tomonori wrote:
quoted text> On Thu, 21 Aug 2008 19:28:27 +0200
> Joerg Roedel <joerg.roedel@amd.com> wrote:
> 
> > The dma_alloc_coherent function should return memory set to zero. This patch
> > adds this to the GART implementation.
> > 
> > Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
> > ---
> >  arch/x86/kernel/pci-gart_64.c |    2 +-
> >  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> This should be foiled to the first patch in the patchset. No good
> reason to push a patch that might cause a problem.

The reason is, that in my experience, Ingo prefers update patches
instead replacements once he has merged something.

Joerg

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Messages in current thread:

[PATCH 0/8] x86 dma_*_coherent rework patchset v2, Joerg Roedel, (Tue Aug 19, 10:32 am)

Re: [PATCH 0/8] x86 dma_*_coherent rework patchset v2, Ingo Molnar, (Wed Aug 20, 5:46 am)

Re: [PATCH 0/8] x86 dma_*_coherent rework patchset v2, FUJITA Tomonori, (Thu Aug 21, 10:16 am)

Re: [PATCH 0/8] x86 dma_*_coherent rework patchset v2, FUJITA Tomonori, (Thu Aug 21, 11:12 am)

Re: [PATCH 0/8] x86 dma_*_coherent rework patchset v2, Ingo Molnar, (Fri Aug 22, 2:44 am)

Re: [PATCH 0/8] x86 dma_*_coherent rework patchset v2, FUJITA Tomonori, (Fri Aug 22, 2:57 am)

Re: [PATCH 0/8] x86 dma_*_coherent rework patchset v2, Ingo Molnar, (Fri Aug 22, 3:04 am)

Re: [PATCH 0/8] x86 dma_*_coherent rework patchset v2, FUJITA Tomonori, (Fri Aug 22, 3:29 am)

Re: [PATCH 0/8] x86 dma_*_coherent rework patchset v2, Ingo Molnar, (Fri Aug 22, 4:23 am)

Re: [PATCH 0/8] x86 dma_*_coherent rework patchset v2, Jesse Barnes, (Wed Aug 20, 1:39 pm)

Re: [PATCH 0/8] x86 dma_*_coherent rework patchset v2, Ingo Molnar, (Thu Aug 21, 8:00 am)

Re: [PATCH 0/8] x86 dma_*_coherent rework patchset v2, FUJITA Tomonori, (Thu Aug 21, 10:16 am)

Re: [PATCH 0/8] x86 dma_*_coherent rework patchset v2, Joerg Roedel, (Thu Aug 21, 11:20 am)

Re: [PATCH 0/8] x86 dma_*_coherent rework patchset v2, Jesse Barnes, (Thu Aug 21, 11:07 am)

Re: [PATCH 0/8] x86 dma_*_coherent rework patchset v2, Ingo Molnar, (Fri Aug 22, 3:09 am)

[PATCH] dma-coherent: export dma_[alloc|release]_from_cohere..., Ingo Molnar, (Wed Aug 20, 6:18 am)

Re: [PATCH] dma-coherent: export dma_[alloc|release]_from_co..., Joerg Roedel, (Wed Aug 20, 7:28 am)

[PATCH 6/8] x86: cleanup dma_*_coherent functions, Joerg Roedel, (Tue Aug 19, 10:32 am)

[PATCH 5/8] x86: add free_coherent dma_ops callback to NOMMU..., Joerg Roedel, (Tue Aug 19, 10:32 am)

[PATCH 1/8] x86: add alloc_coherent dma_ops callback to GART..., Joerg Roedel, (Tue Aug 19, 10:32 am)

[PATCH 8/8] x86, AMD IOMMU: remove obsolete FIXME comment, Joerg Roedel, (Tue Aug 19, 10:32 am)

Re: [PATCH 1/8] x86: add alloc_coherent dma_ops callback to ..., FUJITA Tomonori, (Thu Aug 21, 10:16 am)

[PATCH] x86: make gart_alloc_coherent return zeroed memory, Joerg Roedel, (Thu Aug 21, 1:28 pm)

Re: [PATCH] x86: make gart_alloc_coherent return zeroed memory, FUJITA Tomonori, (Thu Aug 21, 7:19 pm)

Re: [PATCH] x86: make gart_alloc_coherent return zeroed memory, Ingo Molnar, (Fri Aug 22, 2:36 am)

Re: [PATCH] x86: make gart_alloc_coherent return zeroed memory, Joerg Roedel, (Fri Aug 22, 2:35 am)

Re: [PATCH] x86: make gart_alloc_coherent return zeroed memory, Ingo Molnar, (Fri Aug 22, 2:41 am)

Re: [PATCH] x86: make gart_alloc_coherent return zeroed memory, Joerg Roedel, (Fri Aug 22, 2:55 am)

Re: [PATCH 1/8] x86: add alloc_coherent dma_ops callback to ..., Joerg Roedel, (Thu Aug 21, 11:17 am)

[PATCH 3/8] x86: add free_coherent dma_ops callback to Calga..., Joerg Roedel, (Tue Aug 19, 10:32 am)

[PATCH 7/8] x86: move dma_*_coherent functions to include file, Joerg Roedel, (Tue Aug 19, 10:32 am)

[PATCH 2/8] x86: add free_coherent dma_ops callback to GART ..., Joerg Roedel, (Tue Aug 19, 10:32 am)

[PATCH 4/8] x86: add alloc_coherent dma_ops callback to NOMM..., Joerg Roedel, (Tue Aug 19, 10:32 am)

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