[PATCH 03/36] drm/todo: mention i915 in the struct_mutex section
Daniel Vetter
daniel at ffwll.ch
Fri May 8 06:26:36 UTC 2020
On Thu, May 07, 2020 at 04:07:49PM +0100, Emil Velikov wrote:
> From: Emil Velikov <emil.velikov at collabora.com>
>
> Signed-off-by: Emil Velikov <emil.velikov at collabora.com>
> ---
> i915 uses the _unlocked version of the grm_gem_object API. Yet makes an
> extensive use of the struct_mutex.
>
> Did not check how exactly it all work though.
Reviewed-by: Daniel Vetter <daniel.vetter at ffwll.ch>
> ---
> Documentation/gpu/todo.rst | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/Documentation/gpu/todo.rst b/Documentation/gpu/todo.rst
> index 658b52f7ffc6..2ce52c5917f8 100644
> --- a/Documentation/gpu/todo.rst
> +++ b/Documentation/gpu/todo.rst
> @@ -157,8 +157,8 @@ private lock. The tricky part is the BO free functions, since those can't
> reliably take that lock any more. Instead state needs to be protected with
> suitable subordinate locks or some cleanup work pushed to a worker thread. For
> performance-critical drivers it might also be better to go with a more
> -fine-grained per-buffer object and per-context lockings scheme. Currently only the
> -``msm`` driver still use ``struct_mutex``.
> +fine-grained per-buffer object and per-context lockings scheme. Currently only
> +the ``msm`` and `i915` drivers use ``struct_mutex``.
>
> Contact: Daniel Vetter, respective driver maintainers
>
> --
> 2.25.1
>
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--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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