1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/gpu/nvgpu/gm20b/ltc_gm20b.c b/drivers/gpu/nvgpu/gm20b/ltc_gm20b.c
index 3324d3df..11258032 100644
--- a/drivers/gpu/nvgpu/gm20b/ltc_gm20b.c
+++ b/drivers/gpu/nvgpu/gm20b/ltc_gm20b.c
@@ -120,7 +120,7 @@ int gm20b_ltc_cbc_ctrl(struct gk20a *g, enum gk20a_cbc_op op,
         if (gr->compbit_store.mem.size == 0)
                 return 0;
 
-        mutex_lock(&g->mm.l2_op_lock);
+        nvgpu_mutex_acquire(&g->mm.l2_op_lock);
 
         if (op == gk20a_cbc_op_clear) {
                 gk20a_writel(g, ltc_ltcs_ltss_cbc_ctrl2_r(),
@@ -163,7 +163,7 @@ int gm20b_ltc_cbc_ctrl(struct gk20a *g, enum gk20a_cbc_op op,
         }
 out:
         trace_gk20a_ltc_cbc_ctrl_done(dev_name(g->dev));
-        mutex_unlock(&g->mm.l2_op_lock);
+        nvgpu_mutex_release(&g->mm.l2_op_lock);
         return err;
 }