From: Jason Gunthorpe <jgg@nvidia.com>
To: Nicolin Chen <nicolinc@nvidia.com>
Cc: will@kernel.org, robin.murphy@arm.com, joro@8bytes.org,
jpb@kernel.org, praan@google.com, smostafa@google.com,
linux-arm-kernel@lists.infradead.org, iommu@lists.linux.dev,
linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org,
jonathan.cameron@huawei.com
Subject: Re: [PATCH v4 03/10] iommu/arm-smmu-v3: Store IOTLB cache tags in struct arm_smmu_attach_state
Date: Fri, 10 Apr 2026 18:41:15 -0300 [thread overview]
Message-ID: <20260410214115.GC2588311@nvidia.com> (raw)
In-Reply-To: <adlqZLZMr9VfnKse@Asurada-Nvidia>
On Fri, Apr 10, 2026 at 02:23:48PM -0700, Nicolin Chen wrote:
> Reworking the SVA code, I found arm_smmu_update_s1_domain_cd_entry
> is marked as __maybe_unused and not getting called anywhere(?). Do
> you recall why we kept it?
I intended to send the vBTM support that uses it, and now that this is
done it can work properly without races. So lets hang on, I was
meaning to look at that soon
Jason
next prev parent reply other threads:[~2026-04-10 21:41 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-19 19:51 [PATCH v4 00/10] iommu/arm-smmu-v3: Share domain across SMMU/vSMMU instances Nicolin Chen
2026-03-19 19:51 ` [PATCH v4 01/10] iommu/arm-smmu-v3: Add a wrapper for arm_smmu_make_sva_cd() Nicolin Chen
2026-04-09 23:14 ` Jason Gunthorpe
2026-03-19 19:51 ` [PATCH v4 02/10] iommu/arm-smmu-v3: Pass in arm_smmu_make_cd_fn to arm_smmu_set_pasid() Nicolin Chen
2026-04-09 23:17 ` Jason Gunthorpe
2026-03-19 19:51 ` [PATCH v4 03/10] iommu/arm-smmu-v3: Store IOTLB cache tags in struct arm_smmu_attach_state Nicolin Chen
2026-04-09 23:42 ` Jason Gunthorpe
2026-04-10 18:52 ` Nicolin Chen
2026-04-10 20:47 ` Jason Gunthorpe
2026-04-10 21:23 ` Nicolin Chen
2026-04-10 21:41 ` Jason Gunthorpe [this message]
2026-04-10 23:04 ` Nicolin Chen
2026-03-19 19:51 ` [PATCH v4 04/10] iommu/arm-smmu-v3: Pass in IOTLB cache tag to arm_smmu_master_build_invs() Nicolin Chen
2026-04-09 23:43 ` Jason Gunthorpe
2026-03-19 19:51 ` [PATCH v4 05/10] iommu/arm-smmu-v3: Pass in IOTLB cache tag to CD and STE Nicolin Chen
2026-03-19 19:51 ` [PATCH v4 06/10] iommu/arm-smmu-v3: Introduce INV_TYPE_S2_VMID_VSMMU Nicolin Chen
2026-04-09 23:59 ` Jason Gunthorpe
2026-04-10 22:32 ` Nicolin Chen
2026-03-19 19:51 ` [PATCH v4 07/10] iommu/arm-smmu-v3: Allocate IOTLB cache tag if no id to reuse Nicolin Chen
2026-04-10 0:04 ` Jason Gunthorpe
2026-03-19 19:51 ` [PATCH v4 08/10] iommu/arm-smmu-v3: Allocate INV_TYPE_S2_VMID_VSMMU in arm_vsmmu_init Nicolin Chen
2026-04-10 0:19 ` Jason Gunthorpe
2026-03-19 19:51 ` [PATCH v4 09/10] iommu/arm-smmu-v3: Remove ASID/VMID from arm_smmu_domain Nicolin Chen
2026-04-10 0:27 ` Jason Gunthorpe
2026-04-10 22:06 ` Nicolin Chen
2026-04-10 23:25 ` Jason Gunthorpe
2026-04-11 0:06 ` Nicolin Chen
2026-03-19 19:51 ` [PATCH v4 10/10] iommu/arm-smmu-v3: Allow sharing domain across SMMUs Nicolin Chen
2026-04-10 0:32 ` Jason Gunthorpe
2026-04-10 0:36 ` Jason Gunthorpe
2026-04-10 1:18 ` Nicolin Chen
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