[PATCH v1 1/2] iommu/riscv: Keep page table pages when IOTLB invalidation fails
Yuho Choi
oss.patchbox at gmail.com
Fri Oct 23 14:13:25 PDT 2026
On Fri, 23 Oct 2026 at 09:35, Jason Gunthorpe <jgg at ziepe.ca> wrote:
>
> Invalidation is not allowed to fail. Drivers always have to free the
> pages.
>
> The system is irrecoverably broken if the iommu driver blows up so
> much it cannot invalidate.
Thank you for explaining this, Jason. I'll drop this series.
Thanks,
Yuho
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