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| author | Ingo Molnar <mingo@elte.hu> | 2009-03-04 02:29:19 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-03-04 02:29:19 +0100 |
| commit | 91d75e209bd59695f0708d66964d928d45b3b2f3 (patch) | |
| tree | 32cab1359d951e4193bebb181a0f0319824a2b95 /drivers/gpu/drm/i915/i915_irq.c | |
| parent | 9976b39b5031bbf76f715893cf080b6a17683881 (diff) | |
| parent | 8b0e5860cb099d7958d13b00ffbc35ad02735700 (diff) | |
Merge branch 'x86/core' into core/percpu
Diffstat (limited to 'drivers/gpu/drm/i915/i915_irq.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_irq.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 548ff2c66431..87b6b603469e 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -383,12 +383,13 @@ int i915_irq_emit(struct drm_device *dev, void *data, drm_i915_irq_emit_t *emit = data; int result; - RING_LOCK_TEST_WITH_RETURN(dev, file_priv); - if (!dev_priv) { DRM_ERROR("called with no initialization\n"); return -EINVAL; } + + RING_LOCK_TEST_WITH_RETURN(dev, file_priv); + mutex_lock(&dev->struct_mutex); result = i915_emit_irq(dev); mutex_unlock(&dev->struct_mutex); |