From: Lu Baolu <baolu.lu@linux.intel.com>
To: "Tian, Kevin" <kevin.tian@intel.com>,
Jacob Pan <jacob.jun.pan@linux.intel.com>
Cc: "Raj, Ashok" <ashok.raj@intel.com>,
Jean-Philippe Brucker <jean-philippe@linaro.com>,
"iommu@lists.linux-foundation.org"
<iommu@lists.linux-foundation.org>,
LKML <linux-kernel@vger.kernel.org>,
Alex Williamson <alex.williamson@redhat.com>,
David Woodhouse <dwmw2@infradead.org>,
Jonathan Cameron <jic23@kernel.org>
Subject: Re: [PATCH v7 09/11] iommu/vt-d: Add bind guest PASID support
Date: Tue, 29 Oct 2019 10:33:53 +0800 [thread overview]
Message-ID: <75d15d99-d8f8-c09f-e9a7-64c17d037e0e@linux.intel.com> (raw)
In-Reply-To: <AADFC41AFE54684AB9EE6CBC0274A5D19D5DB7B8@SHSMSX104.ccr.corp.intel.com>
Hi,
On 10/28/19 2:03 PM, Tian, Kevin wrote:
>>>> .dev_disable_feat = intel_iommu_dev_disable_feat,
>>>> .is_attach_deferred =
>>>> intel_iommu_is_attach_deferred, .pgsize_bitmap =
>>>> INTEL_IOMMU_PGSIZES, +#ifdef CONFIG_INTEL_IOMMU_SVM
>>>> + .sva_bind_gpasid = intel_svm_bind_gpasid,
>>>> + .sva_unbind_gpasid = intel_svm_unbind_gpasid,
>>>> +#endif
>>> again, pure PASID management logic should be separated from SVM.
>>>
>> I am not following, these two functions are SVM functionality, not
>> pure PASID management which is already separated in ioasid.c
> I should say pure "scalable mode" logic. Above callbacks are not
> related to host SVM per se. They are serving gpasid requests from
> guest side, thus part of generic scalable mode capability.
>
Currently these two callbacks are for sva only and the patch has been
queued by Joerg for the next rc1. It could be extended to be generic.
But it deserves a separated patch.
Best regards,
baolu
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next prev parent reply other threads:[~2019-10-29 2:36 UTC|newest]
Thread overview: 79+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-24 19:54 [PATCH v7 00/11] Nested Shared Virtual Address (SVA) VT-d support Jacob Pan
2019-10-24 19:54 ` [PATCH v7 01/11] iommu/vt-d: Cache virtual command capability register Jacob Pan
2019-10-25 2:53 ` Lu Baolu
2019-10-25 6:06 ` Tian, Kevin
2019-11-08 10:32 ` Auger Eric
2019-10-24 19:54 ` [PATCH v7 02/11] iommu/vt-d: Enlightened PASID allocation Jacob Pan
2019-10-25 6:19 ` Tian, Kevin
2019-10-29 17:14 ` Jacob Pan
2019-10-29 18:16 ` Tian, Kevin
2019-11-08 10:33 ` Auger Eric
2019-11-08 22:22 ` Jacob Pan
2019-10-24 19:54 ` [PATCH v7 03/11] iommu/vt-d: Add custom allocator for IOASID Jacob Pan
2019-10-25 2:30 ` Lu Baolu
2019-10-25 4:43 ` Jacob Pan
2019-10-25 6:40 ` Tian, Kevin
2019-10-25 14:39 ` Lu Baolu
2019-10-25 15:52 ` Tian, Kevin
2019-10-28 22:49 ` Jacob Pan
2019-10-29 2:22 ` Lu Baolu
2019-10-25 6:31 ` Tian, Kevin
2019-10-28 22:52 ` Jacob Pan
2019-11-08 10:40 ` Auger Eric
2019-11-08 22:26 ` Jacob Pan
2019-10-24 19:54 ` [PATCH v7 04/11] iommu/vt-d: Replace Intel specific PASID allocator with IOASID Jacob Pan
2019-10-25 5:47 ` Lu Baolu
2019-11-01 18:29 ` Jacob Pan
2019-10-25 6:41 ` Tian, Kevin
2019-10-28 22:46 ` Jacob Pan
2019-11-08 11:30 ` Auger Eric
2019-11-08 22:55 ` Jacob Pan
2019-11-12 9:54 ` Auger Eric
2019-10-24 19:54 ` [PATCH v7 05/11] iommu/vt-d: Move domain helper to header Jacob Pan
2019-10-25 5:26 ` Lu Baolu
2019-10-24 19:54 ` [PATCH v7 06/11] iommu/vt-d: Avoid duplicated code for PASID setup Jacob Pan
2019-10-25 5:32 ` Lu Baolu
2019-10-25 6:42 ` Tian, Kevin
2019-10-28 22:41 ` Jacob Pan
2019-11-12 9:54 ` Auger Eric
2019-10-24 19:55 ` [PATCH v7 07/11] iommu/vt-d: Add nested translation helper function Jacob Pan
2019-10-25 7:04 ` Tian, Kevin
2019-11-01 21:10 ` Jacob Pan
2019-10-25 15:04 ` Lu Baolu
2019-10-25 16:06 ` Jacob Pan
2019-11-08 13:55 ` Auger Eric
2019-10-24 19:55 ` [PATCH v7 08/11] iommu/vt-d: Misc macro clean up for SVM Jacob Pan
2019-10-26 1:00 ` Lu Baolu
2019-10-28 22:38 ` Jacob Pan
2019-10-24 19:55 ` [PATCH v7 09/11] iommu/vt-d: Add bind guest PASID support Jacob Pan
2019-10-25 7:19 ` Tian, Kevin
2019-10-25 17:33 ` Jacob Pan
2019-10-28 6:03 ` Tian, Kevin
2019-10-28 16:02 ` Jacob Pan
2019-10-29 7:57 ` Tian, Kevin
2019-10-29 16:11 ` Jacob Pan
2019-10-29 18:04 ` Tian, Kevin
2019-10-29 2:33 ` Lu Baolu [this message]
2019-10-26 2:01 ` Lu Baolu
2019-10-28 22:29 ` Jacob Pan
2019-10-29 2:54 ` Lu Baolu
2019-10-29 4:11 ` Jacob Pan
2019-10-29 5:04 ` Lu Baolu
2019-10-24 19:55 ` [PATCH v7 10/11] iommu/vt-d: Support flushing more translation cache types Jacob Pan
2019-10-25 7:21 ` Tian, Kevin
2019-11-01 21:30 ` Jacob Pan
2019-10-26 2:22 ` Lu Baolu
2019-11-01 21:28 ` Jacob Pan
2019-11-08 16:18 ` Auger Eric
2019-11-08 23:05 ` Jacob Pan
2019-10-24 19:55 ` [PATCH v7 11/11] iommu/vt-d: Add svm/sva invalidate function Jacob Pan
2019-10-25 7:27 ` Tian, Kevin
2019-10-26 2:40 ` Lu Baolu
2019-10-26 7:03 ` Lu Baolu
2019-10-28 6:06 ` Tian, Kevin
2019-10-28 16:10 ` Jacob Pan
2019-10-29 18:52 ` Tian, Kevin
2019-10-29 19:25 ` Jacob Pan
2019-10-28 16:13 ` Jacob Pan
2019-11-12 10:28 ` Auger Eric
2020-02-15 1:18 ` Jacob Pan
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