* Re: [PATCH 4/22] iommu/amd: Introduce IOMMUFD vIOMMU support for AMD
[not found] ` <20260407064607.611771-1-wnliu@google.com>
@ 2026-05-12 15:14 ` Suthikulpanit, Suravee
0 siblings, 0 replies; only message in thread
From: Suthikulpanit, Suravee @ 2026-05-12 15:14 UTC (permalink / raw)
To: Weinan Liu
Cc: chriscli, dantuluris, iommu, jay.chen, jgg, jon.grimm, joro,
kevin.tian, kpsingh, linux-kernel, nicolinc, sairaj.arunkodilkar,
santosh.shukla, vasant.hegde, wvw, yi.l.liu
On 4/7/2026 1:46 PM, Weinan Liu wrote:
> On Mon, Mar 30, 2026 at 1:43 AM Suravee Suthikulpanit <suravee.suthikulpanit@amd.com> wrote:
>
>> diff --git a/drivers/iommu/amd/iommufd.c b/drivers/iommu/amd/iommufd.c
>> index ad627fd5ccc7..e7ffa7e8915b 100644
>> --- a/drivers/iommu/amd/iommufd.c
>> +++ b/drivers/iommu/amd/iommufd.c
>> @@ -34,6 +34,9 @@ void *amd_iommufd_hw_info(struct device *dev, u32 *length, u32 *type)
>>
>> size_t amd_iommufd_get_viommu_size(struct device *dev, enum iommu_viommu_type viommu_type)
>> {
>> + if (viommu_type != IOMMU_VIOMMU_TYPE_AMD)
>> + return 0;
>> +
>
> It should also return 0 here if amd_viommu_init() fails or if amd_iommu_viommu is false.
I'll fix this in V2.
Thanks,
Suravee
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[not found] <20260330084206.9251-5-suravee.suthikulpanit@amd.com>
[not found] ` <20260407064607.611771-1-wnliu@google.com>
2026-05-12 15:14 ` [PATCH 4/22] iommu/amd: Introduce IOMMUFD vIOMMU support for AMD Suthikulpanit, Suravee
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