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

[Robert Bragg]

Folds in Matthew Auld's feedback and adds his RBs.

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(-)

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2.11.1