From: Muli Ben-Yehuda <muli@il.ibm.com>
To: Avi Kivity <avi@redhat.com>
Cc: Laurent Vivier <Laurent.Vivier@bull.net>, kvm@vger.kernel.org
Subject: Re: [PATCH] KVM: Device Assignment with VT-d
Date: Wed, 17 Sep 2008 06:56:05 +0300 [thread overview]
Message-ID: <20080917035605.GB6966@il.ibm.com> (raw)
In-Reply-To: <48CFF876.8000801@redhat.com>
On Tue, Sep 16, 2008 at 11:18:30AM -0700, Avi Kivity wrote:
> Laurent Vivier wrote:
>>> @@ -1147,6 +1157,9 @@ int kvm_dev_ioctl_check_extension(long ext)
>>> case KVM_CAP_PV_MMU:
>>> r = !tdp_enabled;
>>> break;
>>> + case KVM_CAP_IOMMU:
>>> + r = intel_iommu_found();
>>> + break;
>>>
>>
>> Must depend on CONFIG_DMAR too
>>
>
> Rather, intel_iommu_found() should be defined (and return zero) if
> !CONFIG_DMAR.
>
> (what's a dmar?)
"DMA Remapping"
Cheers,
Muli
--
Workshop on I/O Virtualization (WIOV '08)
Co-located with OSDI '08, Dec 2008, San Diego, CA
http://www.usenix.org/wiov08
next prev parent reply other threads:[~2008-09-17 5:35 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20080916005853.7876D250DB2@il.qumranet.com>
2008-09-16 12:42 ` [PATCH] KVM: Device Assignment with VT-d Laurent Vivier
2008-09-16 18:18 ` Avi Kivity
2008-09-17 3:56 ` Muli Ben-Yehuda [this message]
2008-08-22 7:10 VT-d support for device assignment Amit Shah
2008-08-22 7:10 ` [PATCH] VT-d: changes to support KVM Amit Shah
2008-08-22 7:10 ` [PATCH] KVM: Device Assignment with VT-d Amit Shah
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