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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2020-04-30 19:33:24 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2020-05-01 09:24:34 +0100 |
| commit | 3b55cdeb8f1b71444da866fd2568b1a18ba7f9c3 (patch) | |
| tree | 6a614fad606fb3a154c6d5c64bf63c8fce76457e /tools/perf/scripts/python | |
| parent | drm/i915/gt: Move the batch buffer pool from the engine to the gt (diff) | |
| download | linux-3b55cdeb8f1b71444da866fd2568b1a18ba7f9c3.tar.gz linux-3b55cdeb8f1b71444da866fd2568b1a18ba7f9c3.zip | |
drm/i915/pmu: Keep a reference to module while active
While a perf event is open, keep a reference to the module so we don't
remove the driver internals mid-sampling.
Testcase: igt/perf_pmu/module-unload
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: stable@vger.kernel.org
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200430183324.23984-1-chris@chris-wilson.co.uk
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions