1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
index 17b950abf200..41b212801870 100644
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@ -432,6 +432,9 @@ nv50_display_vblank_crtc_handler(struct drm_device *dev, int crtc)
 
         list_for_each_entry_safe(chan, tmp, &dev_priv->vbl_waiting,
                                  nvsw.vbl_wait) {
+                if (chan->nvsw.vblsem_head != crtc)
+                        continue;
+
                 nouveau_bo_wr32(chan->notifier_bo, chan->nvsw.vblsem_offset,
                                                 chan->nvsw.vblsem_rval);
                 list_del(&chan->nvsw.vbl_wait);