From: "Jan Beulich" <JBeulich@suse.com>
To: Feng Wu <feng.wu@intel.com>, Kevin Tian <kevin.tian@intel.com>
Cc: xen-devel <xen-devel@lists.xenproject.org>
Subject: Re: [PATCH v15 0/3] VT-d Device-TLB flush issue
Date: Fri, 08 Jul 2016 00:52:28 -0600 [thread overview]
Message-ID: <577F69CC02000078000FC772@prv-mh.provo.novell.com> (raw)
In-Reply-To: <577F66BC02000078000FC743@prv-mh.provo.novell.com>
>>> On 08.07.16 at 08:39, <JBeulich@suse.com> wrote:
> From: Quan Xu <quan.xu@intel.com>
>
> these patches fix current timeout concern and also allow limited ATS
> support.
>
> these patches are the rest ones:
> 1. move the domain crash logic up to the generic IOMMU layer
>
> 2. If Device-TLB flush timed out, we hide the target ATS device
> immediately. By hiding the device, we make sure it can't be
> assigned to any domain any longer (see device_assigned).
>
> Quan Xu (3):
> IOMMU/ATS: use a struct pci_dev * instead of SBDF
> IOMMU: add domain crash logic
> VT-d: fix Device-TLB flush timeout issue
I should probably have said somewhere that obviously I didn't test
this for the actual ATS case, as I don't have access to any suitable
device. Therefore, alongside the necessary ack-s, it would be nice
if we could also get a Tested-by from someone who does have an
ATS device.
Jan
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next prev parent reply other threads:[~2016-07-08 6:52 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-08 6:39 [PATCH v15 0/3] VT-d Device-TLB flush issue Jan Beulich
2016-07-08 6:44 ` [PATCH v15 1/3] IOMMU/ATS: use a struct pci_dev * instead of SBDF Jan Beulich
2016-07-11 3:07 ` Tian, Kevin
2016-07-08 6:45 ` [PATCH v15 2/3] IOMMU: add domain crash logic Jan Beulich
2016-07-08 6:46 ` [PATCH v15 3/3] VT-d: fix Device-TLB flush timeout issue Jan Beulich
2016-07-11 3:10 ` Tian, Kevin
2016-07-08 6:52 ` Jan Beulich [this message]
2016-07-13 3:05 ` [PATCH v15 0/3] VT-d Device-TLB flush issue Xu, Quan
2016-07-15 9:59 ` Andrew Cooper
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