linux-kernel - Re: [GIT PULL] AMD IOMMU updates for 2.6.37

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Message-ID: <20101013134501.GA2258@elte.hu>
Date:	Wed, 13 Oct 2010 15:45:01 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Joerg Roedel <joerg.roedel@....com>
Cc:	Ingo Molnar <mingo@...hat.com>, linux-kernel@...r.kernel.org,
	"H. Peter Anvin" <hpa@...or.com>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [GIT PULL] AMD IOMMU updates for 2.6.37


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

> Hi Ingo,
> 
> The following changes since commit 899611ee7d373e5eeda08e9a8632684e1ebbbf00:
>   Linus Torvalds (1):
>         Linux 2.6.36-rc6
> 
> are available in the git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/joro/linux-2.6-iommu.git amd-iommu/2.6.37
> 
> Joerg Roedel (1):
>       x86/amd-iommu: Update copyright headers
> 
> Matthew Garrett (1):
>       x86/amd-iommu: Reenable AMD IOMMU if it's mysteriously vanished over suspend
> 
>  arch/x86/include/asm/amd_iommu.h       |    2 +-
>  arch/x86/include/asm/amd_iommu_proto.h |    2 +-
>  arch/x86/include/asm/amd_iommu_types.h |   23 ++++--
>  arch/x86/kernel/amd_iommu.c            |    2 +-
>  arch/x86/kernel/amd_iommu_init.c       |  124 ++++++++++++++++++++++++++++----
>  5 files changed, 128 insertions(+), 25 deletions(-)
> 
> This update is mostly about a workaround for BIOS problems with AMD 
> IOMMU when resuming from S3. The BIOS on an AMD IOMMU capable machine 
> might be buggy so that the IOMMU device is not re-enabled on resume. 
> The patch from Matthew implement a workaround for this problem by 
> manually re-enabling an re-programming the IOMMU device on resume. 
> Please pull.

Pulled, thanks a lot Joerg!

	Ingo
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