Messages in this thread | | | From | Alex Deucher <> | Date | Thu, 18 May 2023 16:12:06 -0400 | Subject | Re: [PATCH 1/2] amdgpu: validate drm_amdgpu_gem_va addrs for all ops |
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On Wed, May 17, 2023 at 5:27 PM Chia-I Wu <olvaffe@gmail.com> wrote: > > On Tue, May 9, 2023 at 11:33 AM Chia-I Wu <olvaffe@gmail.com> wrote: > > > > Extend the address and size validations to AMDGPU_VA_OP_UNMAP and > > AMDGPU_VA_OP_CLEAR by moving the validations to amdgpu_gem_va_ioctl. > > > > Internal users of amdgpu_vm_bo_map are no longer validated but they > > should be fine. > > > > Userspace (radeonsi and radv) seems fine as well. > Does this series make sense?
I think so, I haven't had a chance to go through this too closely yet, but amdgpu_vm_bo_map() is used by ROCm as well so we'd need to make sure that removing the checks in patch 1 wouldn't affect that path as well. The changes in patch 2 look good. Also, these patches are missing your SOB.
Thanks,
Alex
Alex
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