Re: [PATCH] drm/i915: Serialize insertion into the file->mm.request_list

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On Tue, 20 Aug 2019 at 09:26, Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> wrote:
>
> Currently, we remove the from per-file request list for throttling and
> retirement under a dedicated spinlock, but insertion is governed by
> struct_mutex. This needs to be the same lock so that the
> retirement/insertion of neighbouring requests (at the tail) doesn't
> break the list.
>
> Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> Cc: Matthew Auld <matthew.auld@xxxxxxxxx>
Reviewed-by: Matthew Auld <matthew.auld@xxxxxxxxx>
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