From: Jean-Philippe Brucker <jean-philippe@linaro.org>
To: Lu Baolu <baolu.lu@linux.intel.com>
Cc: Joerg Roedel <joro@8bytes.org>, Jason Gunthorpe <jgg@nvidia.com>,
Christoph Hellwig <hch@infradead.org>,
Kevin Tian <kevin.tian@intel.com>,
Ashok Raj <ashok.raj@intel.com>, Will Deacon <will@kernel.org>,
Robin Murphy <robin.murphy@arm.com>,
Jean-Philippe Brucker <jean-philippe@linaro.com>,
Dave Jiang <dave.jiang@intel.com>, Vinod Koul <vkoul@kernel.org>,
Eric Auger <eric.auger@redhat.com>, Liu Yi L <yi.l.liu@intel.com>,
Jacob jun Pan <jacob.jun.pan@intel.com>,
iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v7 01/10] iommu: Add pasids field in struct iommu_device
Date: Thu, 19 May 2022 11:37:23 +0100 [thread overview]
Message-ID: <YoYd43JFXJcqngby@myrica> (raw)
In-Reply-To: <20220519072047.2996983-2-baolu.lu@linux.intel.com>
Hi Baolu,
On Thu, May 19, 2022 at 03:20:38PM +0800, Lu Baolu wrote:
> diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
> index 88817a3376ef..6e2cd082c670 100644
> --- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
> +++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
> @@ -3546,6 +3546,7 @@ static int arm_smmu_device_hw_probe(struct arm_smmu_device *smmu)
> /* SID/SSID sizes */
> smmu->ssid_bits = FIELD_GET(IDR1_SSIDSIZE, reg);
> smmu->sid_bits = FIELD_GET(IDR1_SIDSIZE, reg);
> + smmu->iommu.pasids = smmu->ssid_bits;
This should be 1UL << smmu->ssid_bits
Thanks,
Jean
next prev parent reply other threads:[~2022-05-19 10:37 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-19 7:20 [PATCH v7 00/10] iommu: SVA and IOPF refactoring Lu Baolu
2022-05-19 7:20 ` [PATCH v7 01/10] iommu: Add pasids field in struct iommu_device Lu Baolu
2022-05-19 10:37 ` Jean-Philippe Brucker [this message]
2022-05-19 11:55 ` Baolu Lu
2022-05-24 9:24 ` Tian, Kevin
2022-05-25 2:03 ` Baolu Lu
2022-05-25 2:13 ` Baolu Lu
2022-05-19 7:20 ` [PATCH v7 02/10] iommu: Remove SVM_FLAG_SUPERVISOR_MODE support Lu Baolu
2022-05-19 16:22 ` Jean-Philippe Brucker
2022-05-24 9:27 ` Tian, Kevin
2022-05-19 7:20 ` [PATCH v7 03/10] iommu/sva: Add iommu_sva_domain support Lu Baolu
2022-05-19 16:33 ` Jean-Philippe Brucker
2022-05-20 4:55 ` Baolu Lu
2022-05-23 7:12 ` Baolu Lu
2022-05-24 9:44 ` Tian, Kevin
2022-05-25 2:18 ` Baolu Lu
2022-05-24 9:39 ` Tian, Kevin
2022-05-24 13:38 ` Jason Gunthorpe
2022-05-25 0:44 ` Tian, Kevin
2022-05-25 2:38 ` Baolu Lu
2022-05-25 4:50 ` Baolu Lu
2022-05-24 13:44 ` Jason Gunthorpe
2022-05-25 5:19 ` Baolu Lu
2022-05-25 15:25 ` Jason Gunthorpe
2022-05-26 1:03 ` Baolu Lu
2022-05-25 5:33 ` Baolu Lu
2022-05-24 14:36 ` Robin Murphy
2022-05-25 6:20 ` Baolu Lu
2022-05-25 10:07 ` Robin Murphy
2022-05-25 11:06 ` Jean-Philippe Brucker
2022-05-25 13:11 ` Baolu Lu
2022-05-19 7:20 ` [PATCH v7 04/10] iommu/vt-d: Add SVA domain support Lu Baolu
2022-05-19 7:20 ` [PATCH v7 05/10] arm-smmu-v3/sva: " Lu Baolu
2022-05-19 16:37 ` Jean-Philippe Brucker
2022-05-19 7:20 ` [PATCH v7 06/10] iommu/sva: Refactoring iommu_sva_bind/unbind_device() Lu Baolu
2022-05-19 16:39 ` Jean-Philippe Brucker
2022-05-20 6:38 ` Baolu Lu
2022-05-20 11:28 ` Jean-Philippe Brucker
2022-05-23 3:07 ` Baolu Lu
2022-05-24 10:22 ` Tian, Kevin
2022-05-24 10:57 ` Jean-Philippe Brucker
2022-05-25 2:04 ` Tian, Kevin
2022-05-25 7:29 ` Jean-Philippe Brucker
2022-06-02 6:46 ` Tian, Kevin
2022-05-19 7:20 ` [PATCH v7 07/10] iommu: Remove SVA related callbacks from iommu ops Lu Baolu
2022-05-24 10:23 ` Tian, Kevin
2022-05-19 7:20 ` [PATCH v7 08/10] iommu: Prepare IOMMU domain for IOPF Lu Baolu
2022-05-19 16:40 ` Jean-Philippe Brucker
2022-05-19 7:20 ` [PATCH v7 09/10] iommu: Per-domain I/O page fault handling Lu Baolu
2022-05-19 7:20 ` [PATCH v7 10/10] iommu: Rename iommu-sva-lib.{c,h} Lu Baolu
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