diff options
| author |   Chris Wilson <chris@chris-wilson.co.uk> | 2020-03-22 16:32:24 +0000 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2020-03-22 23:03:00 +0000 |
| commit | 21abf0bf168dffff1192e0f072af1dc74ae1ff0e (patch) | |
| tree | 75dd827b364ba4a88494584697317abeb6d9755b /tools/perf/scripts/python/bin/stackcollapse-record | |
| parent | drm/i915/gt: Use the correct err_unlock unwind path for a closed context (diff) | |
drm/i915/gt: Treat idling as a RPS downclock event
If we park/unpark faster than we can respond to RPS events, we never
will process a downclock event after expiring a waitboost, and thus we
will forever restart the GPU at max clocks even if the workload switches
and doesn't justify full power.
Closes: https://gitlab.freedesktop.org/drm/intel/issues/1500
Fixes: 3e7abf814193 ("drm/i915: Extract GT render power state management")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Andi Shyti <andi.shyti@intel.com>
Cc: Lyude Paul <lyude@redhat.com>
Reviewed-by: Andi Shyti <andi.shyti@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200322163225.28791-1-chris@chris-wilson.co.uk
Cc: <stable@vger.kernel.org> # v5.5+
Diffstat (limited to 'tools/perf/scripts/python/bin/stackcollapse-record')
0 files changed, 0 insertions, 0 deletions