Re: [PATCH v7 01/10] iommu: Add pasids field in struct iommu_device

Baolu Lu
2022-05-19T11:55:24Z

Hi Jean,

On 2022/5/19 18:37, Jean-Philippe Brucker wrote:
> 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

Done. Thank you for the reminding.

Best regards,
baolu