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From: "Tian, Kevin" <kevin.tian@intel.com>
To: Jan Beulich <JBeulich@suse.com>,
	xen-devel <xen-devel@lists.xenproject.org>
Cc: "Wu, Feng" <feng.wu@intel.com>
Subject: Re: [PATCH v15 3/3] VT-d: fix Device-TLB flush timeout issue
Date: Mon, 11 Jul 2016 03:10:20 +0000	[thread overview]
Message-ID: <AADFC41AFE54684AB9EE6CBC0274A5D15F8F7743@SHSMSX101.ccr.corp.intel.com> (raw)
In-Reply-To: <577F685702000078000FC756@prv-mh.provo.novell.com>

> From: Jan Beulich [mailto:JBeulich@suse.com]
> Sent: Friday, July 08, 2016 2:46 PM
> From: Quan Xu <quan.xu@intel.com>
> 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).
> Signed-off-by: Quan Xu <quan.xu@intel.com>
> Signed-off-by: Jan Beulich <jbeulich@suse.com>
> ---
> v15: Re-base on heavily changed patch 1. Call disable_ats_device() and
>      domain_crash() from iommu_dev_iotlb_flush_timeout() and move the
>      function to passthrough/pci.c to fix the ARM build. As a result of
>      calling disable_ats_device() also use list_for_each_entry_safe()
>      in dev_invalidate_iotlb().

Acked-by: Kevin Tian <kevin.tian@intel.com>

Xen-devel mailing list

  reply	other threads:[~2016-07-11  3:10 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 [this message]
2016-07-08  6:52 ` [PATCH v15 0/3] VT-d Device-TLB flush issue Jan Beulich
2016-07-13  3:05   ` Xu, Quan
2016-07-15  9:59 ` Andrew Cooper

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