1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/as_gk20a.c b/drivers/gpu/nvgpu/gk20a/as_gk20a.c
index 1d604b83..42fa2167 100644
--- a/drivers/gpu/nvgpu/gk20a/as_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/as_gk20a.c
@@ -73,6 +73,7 @@ static int gk20a_as_alloc_share(struct gk20a_as *as,
  */
 int gk20a_as_release_share(struct gk20a_as_share *as_share)
 {
+        struct gk20a *g = as_share->vm->mm->g;
         int err;
 
         gk20a_dbg_fn("");
@@ -80,7 +81,10 @@ int gk20a_as_release_share(struct gk20a_as_share *as_share)
         if (atomic_dec_return(&as_share->ref_cnt) > 0)
                 return 0;
 
+        gk20a_busy(g->dev);
         err = gk20a_vm_release_share(as_share);
+        gk20a_idle(g->dev);
+
         release_as_share_id(as_share->as, as_share->id);
         kfree(as_share);
         return err;