diff options
| author | Tvrtko Ursulin <tvrtko.ursulin@intel.com> | 2020-10-20 11:08:21 +0100 |
|---|---|---|
| committer | Tvrtko Ursulin <tvrtko.ursulin@intel.com> | 2020-10-22 10:06:29 +0100 |
| commit | b00bccb3f0bb7e99052791eeffb3e2cfcfa1ae8e (patch) | |
| tree | 7b4fec62bde163f4662a3e6b433fdad2dac3260e /drivers/gpu/drm/i915/i915_pmu.h | |
| parent | 44c2200afcd59f441b43f27829b4003397cc495d (diff) | |
drm/i915/pmu: Handle PCI unbind
Mark the device as closed and keep references to driver data alive to
allow for safe driver unbind with active PMU clients. Perf core does not
otherwise handle this case so we have to do it manually like this.
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20201020100822.543332-1-tvrtko.ursulin@linux.intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/i915_pmu.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_pmu.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_pmu.h b/drivers/gpu/drm/i915/i915_pmu.h index 941f0c14037c..59a0d19afb67 100644 --- a/drivers/gpu/drm/i915/i915_pmu.h +++ b/drivers/gpu/drm/i915/i915_pmu.h @@ -50,6 +50,10 @@ struct i915_pmu { */ struct pmu base; /** + * @closed: i915 is unregistering. + */ + bool closed; + /** * @name: Name as registered with perf core. */ const char *name; |