Messages in this thread | | | From | Phillip Susi <> | Subject | Re: Radeon regression in 6.6 kernel | Date | Wed, 29 Nov 2023 15:24:06 -0500 |
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Luben Tuikov <ltuikov89@gmail.com> writes:
> I remember that the problem was really that amdgpu called drm_sched_entity_init(), > in amdgpu_ttm_set_buffer_funcs_status() without actually having initialized the scheduler > used therein. For instance, the code before commit b70438004a14f4, looked like this: >
<snip>
> sched = &ring->sched; <-- LT: No one has initialized this scheduler > r = drm_sched_entity_init(&adev->mman.entity, <-- Oopses, now that sched->sched_rq is not
<snip>
> Before commit 56e449603f0ac5, amdgpu was getting away with this, because the sched->sched_rq > was a static array. > > Ideally, amdgpu code would be fixed.
This sounds like an initilization problem that resulted in an OOPS at boot time, but I don't remember seeing that. I just get a failure on system suspend.
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