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List:       linux-iommu
Subject:    [patch 0/4] Intel IOMMU Supspend/Resume Support
From:       fenghua.yu () intel ! com (fenghua ! yu at intel ! com)
Date:       2009-03-31 4:22:08
Message-ID: 20090331042208.063501000 () intel ! com
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> > 
> > The attached patch set implements the suspend and resume feature for
> Intel
> > IOMMU. It hooks to kernel suspend and resume interface. When suspend
> happens, itsaves necessary hardware registers. When resume happens, it
> restores the
> > registers and restarts IOMMU.
> > 
> > This patch set can be applied on the tip tree.
> 
> Looks good to me, apart from the fact that your #4 patch actually needs
> to come before #1. Shall I apply it to my iommu-2.6.git tree or let Ingo
> take it? If the latter,
> 
> Acked-by: David Woodhouse <David.Woodhouse at intel.com>
> Acked-by: David Woodhouse <David.Woodhouse at intel.com>
> Acked-by: David Woodhouse <David.Woodhouse at intel.com>
> Acked-by: David Woodhouse <David.Woodhouse at intel.com>
> 
> (if you look carefully, you'll see those are in order 4, 1, 2, 3)
> 
> Have we tested this on IA64?

Since ia64 platforms don't support suspend/resume, the code won't take action onia64. \
But it still installs unused sys device interface.

I'll clean up the code for ia64 and re-send the patch set.

Thanks.

-Fenghua

-- 


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