1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/vgpu/gr_vgpu.c b/drivers/gpu/nvgpu/vgpu/gr_vgpu.c
index f83f35b8..3baa420f 100644
--- a/drivers/gpu/nvgpu/vgpu/gr_vgpu.c
+++ b/drivers/gpu/nvgpu/vgpu/gr_vgpu.c
@@ -871,7 +871,7 @@ int vgpu_gr_isr(struct gk20a *g, struct tegra_vgpu_gr_intr_info *info)
                 wake_up(&ch->notifier_wq);
                 break;
         case TEGRA_VGPU_GR_INTR_SEMAPHORE:
-                gk20a_channel_post_event(ch);
+                wake_up_interruptible_all(&ch->semaphore_wq);
                 break;
         case TEGRA_VGPU_GR_INTR_SEMAPHORE_TIMEOUT:
                 gk20a_set_error_notifier(ch,