[Intel-gfx] [PATCH v2 0/5] drm/i915/perf: Improve handling of OA tail race

[Kenneth Graunke]

On Friday, January 27, 2017 9:42:00 AM PST Robert Bragg wrote:
> Folds in Matthew Auld's feedback; thanks.
> 
> Robert Bragg (5):
>   drm/i915/perf: fix gen7_append_oa_reports comment
>   drm/i915/perf: avoid poll, read, EAGAIN busy loops
>   drm/i915/perf: avoid read back of head register
>   drm/i915/perf: no head/tail ref in gen7_oa_read
>   drm/i915/perf: improve tail race workaround
> 
>  drivers/gpu/drm/i915/i915_drv.h  |  71 +++++++-
>  drivers/gpu/drm/i915/i915_perf.c | 344 ++++++++++++++++++++++++---------------
>  2 files changed, 281 insertions(+), 134 deletions(-)

Hey Daniel,

Everything here seems to have been reviewed - is it ready to merge?

I'd love to see the rest of the Gen8+ OA stuff land, and this is
the next chunk toward that goal.

Thanks!
--Ken
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