Re: [PATCH 22/22] iommu/amd: Introduce logic to check and enable vIOMMU feature

From: Suthikulpanit, Suravee

Date: Sun Apr 05 2026 - 23:51:41 EST




On 3/30/2026 7:15 PM, Jason Gunthorpe wrote:
On Mon, Mar 30, 2026 at 08:42:06AM +0000, Suravee Suthikulpanit wrote:
Also switch to enable vIOMMU by default, and provide kernel boot option to
disable the feature.

Why? userspace is free to not use it, lets not pollute the kernel
command line.

Jason

I just wanted an option to disable this feature in case it is ever needed. I can remove this.

Thanks,
Suravee