linux-kernel - Re: [PATCHSETS #2] KVM device passthrough support with AMD IOMMU

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Date:	Wed, 10 Dec 2008 19:42:40 +0100
From:	Joerg Roedel <joerg.roedel@....com>
To:	David Woodhouse <dwmw2@...radead.org>
CC:	Avi Kivity <avi@...hat.com>, mingo@...hat.com,
	weidong.han@...el.com, torvalds@...ux-foundation.org,
	iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org,
	kvm@...r.kernel.org
Subject: Re: [PATCHSETS #2] KVM device passthrough support with AMD IOMMU

On Wed, Dec 10, 2008 at 06:24:35PM +0000, David Woodhouse wrote:
> On Wed, 2008-12-10 at 15:25 +0100, Joerg Roedel wrote:
> > I already did it on-top of your tree because Han Weidong's patches 1-17
> > were rebased to your tree and my IOMMU-API patches apply on-top of his
> > patches.
> 
> OK, thanks. Looks like you still need this though, as Mike Day pointed
> out:
> 
> diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
> index 97df47c..a5f6e28 100644
> --- a/drivers/pci/intel-iommu.c
> +++ b/drivers/pci/intel-iommu.c
> @@ -204,7 +204,7 @@ static inline bool dma_pte_present(struct dma_pte *pte)
>  }
>  
>  /* devices under the same p2p bridge are owned in one domain */
> -#define DOMAIN_FLAG_P2P_MULTIPLE_DEVICES (1 < 0)
> +#define DOMAIN_FLAG_P2P_MULTIPLE_DEVICES (1 << 0)
>  
>  /* domain represents a virtual machine, more than one devices
>   * across iommus may be owned in one domain, e.g. kvm guest.

Ok, I add it, thanks. Who is the author, Mike or you?

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