Re: [PATCH 0/8] x86 dma_*_coherent rework patchset v2

[FUJITA Tomonori]

On Thu, 21 Aug 2008 14:00:11 +0200
Ingo Molnar <mingo@xxxxxxx> wrote:

> 
> * Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx> wrote:
> 
> > On Wednesday, August 20, 2008 2:46 am Ingo Molnar wrote:
> > > * Joerg Roedel <joerg.roedel@xxxxxxx> wrote:
> > > > Hi,
> > > >
> > > > this patchset reworks the dma_*_coherent functions in the DMA layer
> > > > for the x86 architecture. The patch series extends the existing DMA
> > > > backends with missing *coherent callbacks and simplifies the generic
> > > > function to basically only call the registered backend. This allows
> > > > future optimizations in hardware specific IOMMU implementations. The
> > > > code ist tested on AMD64 with AMD IOMMU, GART, SWIOTLB and NOMMU as
> > > > well as on my old 486 box. Muli tested the Calgary specific patch.
> > > >
> > > > Joerg
> > > >
> > > > Changes since v1:
> > > >
> > > > - fixed wrong logic in the pci-nommu alloc_coherent code
> > > > - moved dma_*_coherent to include/asm-x86/dma-mapping.h
> > > >
> > > > git diff --stat tip/master.. :
> > > >
> > > >  arch/x86/kernel/amd_iommu.c      |    2 -
> > > >  arch/x86/kernel/pci-calgary_64.c |   14 ++++
> > > >  arch/x86/kernel/pci-dma.c        |  146
> > > > +------------------------------------- arch/x86/kernel/pci-gart_64.c    |
> > > >   35 +++++++++-
> > > >  arch/x86/kernel/pci-nommu.c      |   62 ++++++++++++++++
> > > >  include/asm-x86/dma-mapping.h    |   47 ++++++++++---
> > > >  6 files changed, 149 insertions(+), 157 deletions(-)
> > >
> > > applied to tip/x86/iommu - thanks Joerg!
> > >
> > > Jesse, Fujita-san, do these changes look fine to you?
> > 
> > Yeah, I'll let you push this time. :)
> > 
> > Signed-off-by:  Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx>
> 
> with a v2.6.28 ETA, right?

Surely, this patchset should be for 2.6.28.

Can you send this via the x86 tree instead of pci?

- IOMMU code is arch stuff rather than pci.
- We can avoid a mistake such as the previous one.
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