Re: [PATCH v5 0/4] drm/amdgpu: Wire GPU events into EVENTFD notifications

Series is:
Reviewed-by: Alex Deucher <[email protected]>

On Wed, Jul 15, 2026 at 10:39 AM Srinivasan Shanmugam
<[email protected]> wrote:
>
> This series wires GPU events into the render-node EVENTFD
> notification infrastructure.
>
> It builds on the render-node EVENTFD infrastructure by adding
> notification producers for USERQ_EOP, QUEUE_RESET, and GPU_RESET
> events.
>
> QUEUE_RESET notifications are generated from the common
> queue-specific reset helper, while device-level reset accounting
> and DRM wedged-event notification remain in the top-level
> recovery paths.
>
> Patches
> =======
>
>   1. drm/amdgpu: Signal USERQ_EOP EVENTFD notifications
>   2. drm/amdgpu/userq: properly account for resets with user queues
>   3. drm/amdgpu: Signal QUEUE_RESET EVENTFD notifications
>   4. drm/amdgpu: Signal GPU_RESET EVENTFD notifications
>
> Changes since v4
> ================
>
> - Rebased on the latest user queue reset handling changes.
> - Reworked the QUEUE_RESET producer to reuse the common
>   queue-specific reset helper.
> - Kept device-level reset accounting and DRM wedged-event
>   notification in the top-level recovery paths.
>
> Only compilation tested.
>
> Alex Deucher (1):
>   drm/amdgpu: properly account for resets with user queues
>
> Srinivasan Shanmugam (3):
>   drm/amdgpu: Signal USERQ_EOP EVENTFD notifications
>   drm/amdgpu: Signal QUEUE_RESET EVENTFD notifications
>   drm/amdgpu: Signal GPU_RESET EVENTFD notifications
>
>  drivers/gpu/drm/amd/amdgpu/amdgpu_device.c    | 51 +++++++++++-
>  drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c     | 61 +++++++++++++--
>  drivers/gpu/drm/amd/amdgpu/amdgpu_userq.h     |  1 +
>  drivers/gpu/drm/amd/amdgpu/mes_userqueue.c    | 77 +++++++++++++------
>  .../drm/amd/amdkfd/kfd_device_queue_manager.c | 17 +++-
>  5 files changed, 173 insertions(+), 34 deletions(-)
>
> --
> 2.34.1
>