From: Baolu Lu <baolu.lu@linux.intel.com>
To: Jason Gunthorpe <jgg@nvidia.com>
Cc: Joerg Roedel <joro@8bytes.org>, Will Deacon <will@kernel.org>,
Robin Murphy <robin.murphy@arm.com>,
Kevin Tian <kevin.tian@intel.com>,
Dmytro Maluka <dmaluka@chromium.org>,
Samiullah Khawaja <skhawaja@google.com>,
iommu@lists.linux.dev, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/8] iommu/vt-d: Add entry_sync support for PASID entry updates
Date: Thu, 12 Mar 2026 15:51:01 +0800 [thread overview]
Message-ID: <04c6629b-8846-4d4e-98c4-f66e4d9e45b5@linux.intel.com> (raw)
In-Reply-To: <20260311122356.GB1448102@nvidia.com>
On 3/11/26 20:23, Jason Gunthorpe wrote:
> On Wed, Mar 11, 2026 at 04:42:37PM +0800, Baolu Lu wrote:
>> switch (pgtt) {
>> case PASID_ENTRY_PGTT_FL_ONLY:
>> /* AW, PGTT */
>> ue->val[0] |= SM_PASID0_AW | SM_PASID0_PGTT;
> Probably don't need the comments too 🙂
Yeah, the code itself is self-explained.
Thanks,
baolu
next prev parent reply other threads:[~2026-03-12 7:51 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-09 6:06 [PATCH 0/8] iommu/vt-d: Hitless PASID updates via entry_sync Lu Baolu
2026-03-09 6:06 ` [PATCH 1/8] iommu: Lift and generalize the STE/CD update code from SMMUv3 Lu Baolu
2026-03-09 23:33 ` Samiullah Khawaja
2026-03-10 0:06 ` Samiullah Khawaja
2026-03-14 8:13 ` Baolu Lu
2026-03-16 9:51 ` Will Deacon
2026-03-18 3:10 ` Baolu Lu
2026-03-23 12:55 ` Jason Gunthorpe
2026-03-24 5:30 ` Baolu Lu
2026-03-16 16:35 ` Samiullah Khawaja
2026-03-18 3:23 ` Baolu Lu
2026-03-30 13:00 ` Jason Gunthorpe
2026-03-30 15:30 ` Samiullah Khawaja
2026-03-13 5:39 ` Nicolin Chen
2026-03-16 6:24 ` Baolu Lu
2026-03-23 12:59 ` Jason Gunthorpe
2026-03-24 5:49 ` Baolu Lu
2026-03-09 6:06 ` [PATCH 2/8] iommu/vt-d: Add entry_sync support for PASID entry updates Lu Baolu
2026-03-09 13:41 ` Jason Gunthorpe
2026-03-11 8:42 ` Baolu Lu
2026-03-11 12:23 ` Jason Gunthorpe
2026-03-12 7:51 ` Baolu Lu [this message]
2026-03-12 7:50 ` Baolu Lu
2026-03-12 11:44 ` Jason Gunthorpe
2026-03-15 8:11 ` Baolu Lu
2026-03-23 13:07 ` Jason Gunthorpe
2026-03-24 6:22 ` Baolu Lu
2026-03-24 12:53 ` Jason Gunthorpe
2026-03-09 6:06 ` [PATCH 3/8] iommu/vt-d: Require CMPXCHG16B for PASID support Lu Baolu
2026-03-09 13:42 ` Jason Gunthorpe
2026-03-12 7:59 ` Baolu Lu
2026-03-09 6:06 ` [PATCH 4/8] iommu/vt-d: Add trace events for PASID entry sync updates Lu Baolu
2026-03-09 6:06 ` [PATCH 5/8] iommu/vt-d: Use intel_pasid_write() for first-stage setup Lu Baolu
2026-03-09 6:06 ` [PATCH 6/8] iommu/vt-d: Use intel_pasid_write() for second-stage setup Lu Baolu
2026-03-09 6:06 ` [PATCH 7/8] iommu/vt-d: Use intel_pasid_write() for pass-through setup Lu Baolu
2026-03-09 6:06 ` [PATCH 8/8] iommu/vt-d: Use intel_pasid_write() for nested setup Lu Baolu
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