Re: [PATCH v3] dmaengine: idxd: Only call idxd_enable_system_pasid() if succeeded in enabling SVA feature

From: Fenghua Yu
Date: Sun Jun 26 2022 - 01:36:22 EST


On Sat, Jun 25, 2022 at 10:16:48PM -0700, Jerry Snitselaar wrote:
> On a Sapphire Rapids system if boot without intel_iommu=on, the IDXD
> driver will crash during probe in iommu_sva_bind_device().
> Signed-off-by: Jerry Snitselaar <jsnitsel@xxxxxxxxxx>

Acked-by: Fenghua Yu <fenghua.yu@xxxxxxxxx>

Thanks.

-Fenghua