linux-kernel - Re: [git pull] amd-iommu updates for 2.6.31

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Date:	Tue, 2 Jun 2009 01:10:21 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Joerg Roedel <joerg.roedel@....com>
Cc:	linux-kernel@...r.kernel.org, osrc-patches@...e.amd.com
Subject: Re: [git pull] amd-iommu updates for 2.6.31


* Joerg Roedel <joerg.roedel@....com> wrote:

> Hi Ingo,
> 
> (again with fixed commit messages, the code has not changed so I didn't
>  repost everything to the mailing lists)
> 
> The following changes since commit 41fb454ebe6024f5c1e3b3cbc0abc0da762e7b51:
>   Ingo Molnar (1):
>         Merge commit 'v2.6.30-rc5' into core/iommu
> 
> are available in the git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/joro/linux-2.6-iommu.git amd-iommu/2.6.31
> 
> Chris Wright (1):
>       amd iommu: properly detach from protection domain on ->remove
> 
> Joerg Roedel (30):
>       amd-iommu: add amd_iommu_dump parameter
>       amd-iommu: add dump for iommus described in ivrs table
>       amd-iommu: print ivhd information to dmesg when requested
>       amd-iommu: print ivmd information to dmesg when requested
>       amd-iommu: move protection domain printk to dump code
>       x86/iommu: add IOMMU_STRESS Kconfig entry
>       amd-iommu: disable device isolation with CONFIG_IOMMU_STRESS
>       amd-iommu: make sure only ivmd entries are parsed
>       amd-iommu: introduce for_each_iommu* macros
>       amd-iommu: consolidate hardware initialization to one function
>       amd-iommu: drop pointless iommu-loop in msi setup code
>       amd-iommu: remove support for msi-x
>       amd-iommu: add function to disable all iommus
>       amd-iommu: add function to flush tlb for all domains
>       amd-iommu: add function to flush tlb for all devices
>       amd_iommu: un __init functions required for suspend/resume
>       amd-iommu: implement suspend/resume
>       amd-iommu: introduce aperture_range structure
>       amd-iommu: move page table allocation code to seperate function
>       amd-iommu: handle page table allocation failures in dma_ops code
>       amd-iommu: make address allocator aware of multiple aperture ranges
>       amd-iommu: change dma_dom->next_bit to dma_dom->next_address
>       amd-iommu: move aperture_range allocation code to seperate function
>       amd-iommu: handle exlusion ranges and unity mappings in alloc_new_range
>       amd-iommu: enlarge the aperture dynamically
>       amd-iommu: remove amd_iommu_size kernel parameter
>       amd-iommu: disable round-robin allocator for CONFIG_IOMMU_STRESS
>       amd-iommu: don't preallocate page tables with CONFIG_IOMMU_STRESS
>       amd-iommu: don't free dma adresses below 512MB with CONFIG_IOMMU_STRESS
>       Merge branches 'amd-iommu/fixes', 'amd-iommu/debug', 'amd-iommu/suspend-resume' and 'amd-iommu/extended-allocator' into amd-iommu/2.6.31
> 
> Neil Turton (2):
>       amd-iommu: fix an off-by-one error in the AMD IOMMU driver.
>       amd-iommu: fix the handling of device aliases in the AMD IOMMU driver.
> 
>  Documentation/kernel-parameters.txt    |    5 -
>  arch/x86/Kconfig.debug                 |    8 +
>  arch/x86/include/asm/amd_iommu.h       |    2 +
>  arch/x86/include/asm/amd_iommu_types.h |   55 +++-
>  arch/x86/kernel/amd_iommu.c            |  490 ++++++++++++++++++++++++--------
>  arch/x86/kernel/amd_iommu_init.c       |  273 ++++++++++++------
>  6 files changed, 602 insertions(+), 231 deletions(-)
> 
> The updates contain two major enhancements. First one is support for
> suspend/resume with iommu enabled. The second one is an extended
> allocator for DMA adresses. The new allocator grows the DMA address
> space in a dma_ops domain dynamically from a 128MB default size to a
> maximum of 4GB as required.
> Some fixes are also included. Another new feature is the introduction of
> CONFIG_IOMMU_STRESS. This feature is indended for randconfig based iommu
> code testing. For AMD IOMMU it disables some optimizations to
> stress-test the code. Please pull.

Pulled into tip:core/iommu, thanks a lot Joerg!

	Ingo
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