Re: Please backport 3c863ff920b4 ("drm/amdgpu: replace PASID IDR with XArray")

Greg KH
2026-04-23T04:59:20Z

On Wed, Apr 22, 2026 at 07:53:22PM -0800, Thomas Sowell wrote:
> Hello,
>
> Please consider backporting mainline commit 3c863ff920b4 ("drm/amdgpu: replace
> PASID IDR with XArray") to 6.18.y and 7.0.y. It fixes a regression introduced
> in 14b81abe7bdc ("drm/amdgpu: prevent immediate PASID reuse case").
>
> Using the reproduction steps below I've confirmed that both 6.18 and 7.0 are
> affected by the regression and that 3c863ff920b4 resolves it in both.

Also applied to 6.12.y now too.

thanks,

greg k-h