From: Jacob Pan <jacob.jun.pan@linux.intel.com>
To: Jean-Philippe Brucker <jean-philippe.brucker@arm.com>
Cc: jacob.jun.pan@linux.intel.com,
"kevin.tian@intel.com" <kevin.tian@intel.com>,
"yi.l.liu@intel.com" <yi.l.liu@intel.com>,
"ashok.raj@intel.com" <ashok.raj@intel.com>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
Marc Zyngier <Marc.Zyngier@arm.com>,
"joro@8bytes.org" <joro@8bytes.org>,
Will Deacon <Will.Deacon@arm.com>,
"iommu@lists.linux-foundation.org"
<iommu@lists.linux-foundation.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Alex Williamson <alex.williamson@redhat.com>,
Vincent Stehle <Vincent.Stehle@arm.com>,
Robin Murphy <Robin.Murphy@arm.com>,
"kvmarm@lists.cs.columbia.edu" <kvmarm@lists.cs.columbia.edu>,
"eric.auger.pro@gmail.com" <eric.auger.pro@gmail.com>
Subject: Re: [PATCH v8 05/29] iommu: Add a timeout parameter for PRQ response
Date: Tue, 4 Jun 2019 08:50:24 -0700 [thread overview]
Message-ID: <20190604085024.596696c3@jacob-builder> (raw)
In-Reply-To: <13428eef-9b95-0f79-bebf-317a2205673a@arm.com>
On Tue, 4 Jun 2019 11:52:18 +0100
Jean-Philippe Brucker <jean-philippe.brucker@arm.com> wrote:
> On 03/06/2019 23:32, Alex Williamson wrote:
> > It doesn't seem to make much sense to include this patch without
> > also including "iommu: handle page response timeout". Was that one
> > lost? Dropped? Lives elsewhere?
>
> The first 7 patches come from my sva/api branch, where I had forgotten
> to add the "handle page response timeout" patch. I added it back,
> probably after Eric sent this version. But I don't think the patch is
> ready for upstream, as we still haven't decided how to proceed with
> timeouts. Patches 6 and 7 are for debugging, I don't know if they
> should go upstream.
Yeah, we can wait until we all agree on timeouts. It was introduced for
a basic safeguard against unresponsive guests.
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next prev parent reply other threads:[~2019-06-04 15:47 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-26 16:09 [PATCH v8 00/29] SMMUv3 Nested Stage Setup Eric Auger
2019-05-26 16:09 ` [PATCH v8 01/29] driver core: Add per device iommu param Eric Auger
2019-05-26 16:09 ` [PATCH v8 02/29] iommu: Introduce device fault data Eric Auger
2019-05-26 16:09 ` [PATCH v8 03/29] iommu: Introduce device fault report API Eric Auger
2019-05-26 16:09 ` [PATCH v8 04/29] iommu: Add recoverable fault reporting Eric Auger
2019-06-03 22:31 ` Alex Williamson
2019-06-04 15:48 ` Jacob Pan
2019-05-26 16:09 ` [PATCH v8 05/29] iommu: Add a timeout parameter for PRQ response Eric Auger
2019-06-03 22:32 ` Alex Williamson
2019-06-04 10:52 ` Jean-Philippe Brucker
2019-06-04 15:50 ` Jacob Pan [this message]
2019-05-26 16:09 ` [PATCH v8 06/29] trace/iommu: Add sva trace events Eric Auger
2019-05-26 16:09 ` [PATCH v8 07/29] iommu: Use device fault trace event Eric Auger
2019-05-26 16:09 ` [PATCH v8 08/29] iommu: Introduce attach/detach_pasid_table API Eric Auger
2019-05-26 16:09 ` [PATCH v8 09/29] iommu: Introduce cache_invalidate API Eric Auger
2019-05-26 16:09 ` [PATCH v8 10/29] iommu: Introduce bind/unbind_guest_msi Eric Auger
2019-05-26 16:09 ` [PATCH v8 11/29] iommu/arm-smmu-v3: Maintain a SID->device structure Eric Auger
2019-05-26 16:09 ` [PATCH v8 12/29] iommu/smmuv3: Dynamically allocate s1_cfg and s2_cfg Eric Auger
2019-05-26 16:09 ` [PATCH v8 13/29] iommu/smmuv3: Get prepared for nested stage support Eric Auger
2019-05-26 16:09 ` [PATCH v8 14/29] iommu/smmuv3: Implement attach/detach_pasid_table Eric Auger
2019-05-26 16:09 ` [PATCH v8 15/29] iommu/smmuv3: Introduce __arm_smmu_tlb_inv_asid/s1_range_nosync Eric Auger
2019-05-26 16:09 ` [PATCH v8 16/29] iommu/smmuv3: Implement cache_invalidate Eric Auger
2019-05-26 16:09 ` [PATCH v8 17/29] dma-iommu: Implement NESTED_MSI cookie Eric Auger
2019-05-26 16:09 ` [PATCH v8 18/29] iommu/smmuv3: Nested mode single MSI doorbell per domain enforcement Eric Auger
2019-05-26 16:09 ` [PATCH v8 19/29] iommu/smmuv3: Enforce incompatibility between nested mode and HW MSI regions Eric Auger
2019-05-26 16:09 ` [PATCH v8 20/29] iommu/smmuv3: Implement bind/unbind_guest_msi Eric Auger
2019-05-26 16:09 ` [PATCH v8 21/29] iommu/smmuv3: Report non recoverable faults Eric Auger
2019-05-26 16:09 ` [PATCH v8 22/29] vfio: VFIO_IOMMU_ATTACH/DETACH_PASID_TABLE Eric Auger
2019-06-03 22:32 ` Alex Williamson
2019-05-26 16:09 ` [PATCH v8 23/29] vfio: VFIO_IOMMU_CACHE_INVALIDATE Eric Auger
2019-06-14 12:38 ` Liu, Yi L
2019-06-14 13:17 ` Auger Eric
2019-05-26 16:09 ` [PATCH v8 24/29] vfio: VFIO_IOMMU_BIND/UNBIND_MSI Eric Auger
2019-06-03 22:32 ` Alex Williamson
2019-06-07 8:30 ` Auger Eric
2019-05-26 16:10 ` [PATCH v8 25/29] vfio-pci: Add a new VFIO_REGION_TYPE_NESTED region type Eric Auger
2019-06-03 22:31 ` Alex Williamson
2019-06-07 8:28 ` Auger Eric
2019-06-07 12:47 ` Jean-Philippe Brucker
2019-06-07 16:29 ` Alex Williamson
2019-05-26 16:10 ` [PATCH v8 26/29] vfio-pci: Register an iommu fault handler Eric Auger
2019-06-03 22:31 ` Alex Williamson
2019-06-04 16:11 ` Auger Eric
2019-06-05 22:45 ` Jacob Pan
2019-06-06 18:54 ` Jean-Philippe Brucker
2019-06-06 20:29 ` Jacob Pan
2019-06-07 7:02 ` Auger Eric
2019-06-07 10:28 ` Jean-Philippe Brucker
2019-06-07 17:43 ` Jacob Pan
2019-06-10 12:45 ` Jean-Philippe Brucker
2019-06-10 21:31 ` Jacob Pan
2019-06-11 13:14 ` Jean-Philippe Brucker
2019-06-12 18:53 ` Jacob Pan
2019-06-18 14:04 ` Jean-Philippe Brucker
2019-06-19 0:19 ` Jacob Pan
2019-06-19 11:44 ` Jean-Philippe Brucker
2019-07-11 13:07 ` Auger Eric
2019-06-07 12:48 ` Jean-Philippe Brucker
2019-06-07 14:18 ` Auger Eric
2019-05-26 16:10 ` [PATCH v8 27/29] vfio_pci: Allow to mmap the fault queue Eric Auger
2019-05-26 16:10 ` [PATCH v8 28/29] vfio-pci: Add VFIO_PCI_DMA_FAULT_IRQ_INDEX Eric Auger
2019-06-03 22:31 ` Alex Williamson
2019-06-04 16:11 ` Auger Eric
2019-05-26 16:10 ` [PATCH v8 29/29] vfio: Document nested stage control Eric Auger
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