Re: [PATCH v2 3/6] drm/ttm, drm/vmwgfx: directly create writable PTEs when mkwrite is in use

Paolo Bonzini <[email protected]>
Newsgroups org.kernel.vger.linux-s390,dev.linux.lists.sashiko-reviews,org.freedesktop.lists.dri-devel,org.kernel.vger.kvm
Message-ID <CABgObfb9-cEUykbZD5C5LMz8Otk8hJk-OCzgRq=HvU3-s9NSVw@mail.gmail.com> 
On Tue, Aug 4, 2026 at 2:21 PM <[email protected]> wrote:
>
> Thank you for your contribution! Sashiko AI review found 2 potential issue(s) to consider:
>
> New issues:
> - [High] Missing dirty page tracking in vmw_bo_vm_fault() when prefaulting fails, leading to silent data loss.
>
> Pre-existing issues:
> - [High] Inverted error handling logic in ttm_bo_vm_fault_reserved() hides primary fault errors and propagates prefault errors.

Fixing the preexisting bug avoids the other issue - I sent a patch
separately at https://lists.freedesktop.org/archives/dri-devel/2026-August/586696.html.

Paolo
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