From: Wang Xingang <wangxingang5@huawei.com>
To: Auger Eric <eric.auger@redhat.com>
Cc: <alex.williamson@redhat.com>, <eric.auger.pro@gmail.com>,
<iommu@lists.linux-foundation.org>, <jean-philippe@linaro.org>,
<joro@8bytes.org>, <kvm@vger.kernel.org>,
<kvmarm@lists.cs.columbia.edu>, <linux-kernel@vger.kernel.org>,
<maz@kernel.org>, <robin.murphy@arm.com>, <vivek.gautam@arm.com>,
<will@kernel.org>, <zhangfei.gao@linaro.org>,
<xieyingtai@huawei.com>
Subject: Re: [PATCH v13 07/15] iommu/smmuv3: Allow stage 1 invalidation with unmanaged ASIDs
Date: Wed, 2 Dec 2020 20:59:52 +0800 [thread overview]
Message-ID: <8cf8fa21-41e3-f3f9-81e4-90f0bfc26fc0@huawei.com> (raw)
In-Reply-To: <2e69adf5-8207-64f7-fa8e-9f2bd3a3c4e3@redhat.com>
Thanks for your reply. We are testing vSVA, and will let you know if
other problems are found.
On 2020/12/1 21:58, Auger Eric wrote:
> Hi Xingang,
>
> On 12/1/20 2:33 PM, Xingang Wang wrote:
>> Hi Eric
>>
>> On Wed, 18 Nov 2020 12:21:43, Eric Auger wrote:
>>> @@ -1710,7 +1710,11 @@ static void arm_smmu_tlb_inv_context(void *cookie)
>>> * insertion to guarantee those are observed before the TLBI. Do be
>>> * careful, 007.
>>> */
>>> - if (smmu_domain->stage == ARM_SMMU_DOMAIN_S1) {
>>> + if (ext_asid >= 0) { /* guest stage 1 invalidation */
>>> + cmd.opcode = CMDQ_OP_TLBI_NH_ASID;
>>> + cmd.tlbi.asid = ext_asid;
>>> + cmd.tlbi.vmid = smmu_domain->s2_cfg.vmid;
>>> + } else if (smmu_domain->stage == ARM_SMMU_DOMAIN_S1) {
>>
>> Found a problem here, the cmd for guest stage 1 invalidation is built,
>> but it is not delivered to smmu.
>>
>
> Thank you for the report. I will fix that soon. With that fixed, have
> you been able to run vSVA on top of the series. Do you need other stuff
> to be fixed at SMMU level? As I am going to respin soon, please let me
> know what is the best branch to rebase to alleviate your integration.
>
> Best Regards
>
> Eric
>
> .
>
next prev parent reply other threads:[~2020-12-02 13:00 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-18 11:21 [PATCH v13 00/15] SMMUv3 Nested Stage Setup (IOMMU part) Eric Auger
2020-11-18 11:21 ` [PATCH v13 01/15] iommu: Introduce attach/detach_pasid_table API Eric Auger
2020-11-18 16:19 ` Jacob Pan
2020-11-19 17:02 ` Auger Eric
2021-02-01 11:27 ` Keqian Zhu
2021-02-01 17:18 ` Auger Eric
2020-11-18 11:21 ` [PATCH v13 02/15] iommu: Introduce bind/unbind_guest_msi Eric Auger
2021-02-01 11:52 ` Keqian Zhu
2021-02-12 8:55 ` Auger Eric
2021-02-18 8:43 ` Keqian Zhu
2021-02-18 10:35 ` Auger Eric
2020-11-18 11:21 ` [PATCH v13 03/15] iommu/arm-smmu-v3: Maintain a SID->device structure Eric Auger
2021-02-01 12:26 ` Keqian Zhu
2021-02-01 15:15 ` Jean-Philippe Brucker
2021-02-02 6:39 ` Keqian Zhu
2021-02-01 17:19 ` Auger Eric
2021-02-02 7:20 ` Keqian Zhu
2020-11-18 11:21 ` [PATCH v13 04/15] iommu/smmuv3: Allow s1 and s2 configs to coexist Eric Auger
2021-02-01 12:35 ` Keqian Zhu
2020-11-18 11:21 ` [PATCH v13 05/15] iommu/smmuv3: Get prepared for nested stage support Eric Auger
2020-11-19 3:59 ` kernel test robot
[not found] ` <a40b90bd-6756-c8cc-b455-c093d16d35f5@huawei.com>
2020-12-03 13:01 ` Auger Eric
2020-12-03 13:23 ` Kunkun Jiang
2020-12-09 14:26 ` Shameerali Kolothum Thodi
2021-02-02 7:14 ` Keqian Zhu
2021-02-11 17:36 ` Auger Eric
2020-11-18 11:21 ` [PATCH v13 06/15] iommu/smmuv3: Implement attach/detach_pasid_table Eric Auger
2021-02-02 8:03 ` Keqian Zhu
2021-02-11 17:35 ` Auger Eric
2020-11-18 11:21 ` [PATCH v13 07/15] iommu/smmuv3: Allow stage 1 invalidation with unmanaged ASIDs Eric Auger
2020-12-01 13:33 ` Xingang Wang
2020-12-01 13:58 ` Auger Eric
2020-12-02 12:59 ` Wang Xingang [this message]
2020-12-03 18:42 ` Shameerali Kolothum Thodi
2020-12-04 9:53 ` Jean-Philippe Brucker
2020-12-04 10:20 ` Shameerali Kolothum Thodi
2020-12-04 10:23 ` Auger Eric
2021-01-14 16:58 ` Auger Eric
2021-01-14 17:09 ` Shameerali Kolothum Thodi
2021-01-14 17:33 ` Jean-Philippe Brucker
2021-01-14 18:00 ` Auger Eric
2021-02-15 13:17 ` Auger Eric
2020-11-18 11:21 ` [PATCH v13 08/15] iommu/smmuv3: Implement cache_invalidate Eric Auger
2020-11-18 11:21 ` [PATCH v13 09/15] dma-iommu: Implement NESTED_MSI cookie Eric Auger
2020-11-18 11:21 ` [PATCH v13 10/15] iommu/smmuv3: Nested mode single MSI doorbell per domain enforcement Eric Auger
2020-11-18 11:21 ` [PATCH v13 11/15] iommu/smmuv3: Enforce incompatibility between nested mode and HW MSI regions Eric Auger
2020-11-18 11:21 ` [PATCH v13 12/15] iommu/smmuv3: Implement bind/unbind_guest_msi Eric Auger
2020-11-18 11:21 ` [PATCH v13 13/15] iommu/smmuv3: Report non recoverable faults Eric Auger
2020-11-18 11:21 ` [PATCH v13 14/15] iommu/smmuv3: Accept configs with more than one context descriptor Eric Auger
2020-11-18 11:21 ` [PATCH v13 15/15] iommu/smmuv3: Add PASID cache invalidation per PASID Eric Auger
2021-01-08 17:05 ` [PATCH v13 00/15] SMMUv3 Nested Stage Setup (IOMMU part) Shameerali Kolothum Thodi
2021-01-13 15:37 ` Auger Eric
2021-02-21 18:21 ` Auger Eric
2021-02-22 8:56 ` Shameerali Kolothum Thodi
2021-03-15 18:04 ` Krishna Reddy
2021-03-16 8:22 ` Auger Eric
2021-03-16 18:10 ` Krishna Reddy
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