diff options
Diffstat (limited to 'drivers/gpu/drm/drm_irq.c')
| -rw-r--r-- | drivers/gpu/drm/drm_irq.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c index 2ba9d7fac34..19c01ca3cc7 100644 --- a/drivers/gpu/drm/drm_irq.c +++ b/drivers/gpu/drm/drm_irq.c @@ -1021,6 +1021,8 @@ void drm_vblank_off(struct drm_device *dev, int crtc) /* Send any queued vblank events, lest the natives grow disquiet */ seq = drm_vblank_count_and_time(dev, crtc, &now); + + spin_lock(&dev->event_lock); list_for_each_entry_safe(e, t, &dev->vblank_event_list, base.link) { if (e->pipe != crtc) continue; @@ -1031,6 +1033,7 @@ void drm_vblank_off(struct drm_device *dev, int crtc) drm_vblank_put(dev, e->pipe); send_vblank_event(dev, e, seq, &now); } + spin_unlock(&dev->event_lock); spin_unlock_irqrestore(&dev->vbl_lock, irqflags); } |