diff options
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_active.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_active.c b/drivers/gpu/drm/i915/i915_active.c index 48e16ad93bbd..6a447f1d0110 100644 --- a/drivers/gpu/drm/i915/i915_active.c +++ b/drivers/gpu/drm/i915/i915_active.c @@ -92,12 +92,16 @@ static void debug_active_init(struct i915_active *ref) static void debug_active_activate(struct i915_active *ref) { - debug_object_activate(ref, &active_debug_desc); + lockdep_assert_held(&ref->mutex); + if (!atomic_read(&ref->count)) /* before the first inc */ + debug_object_activate(ref, &active_debug_desc); } static void debug_active_deactivate(struct i915_active *ref) { - debug_object_deactivate(ref, &active_debug_desc); + lockdep_assert_held(&ref->mutex); + if (!atomic_read(&ref->count)) /* after the last dec */ + debug_object_deactivate(ref, &active_debug_desc); } static void debug_active_fini(struct i915_active *ref) |