drm/ttm: add unlocked variant of new manager put node.

We need the unlocked variant for the new codepath introduced to fix the
race condition in master recently.

Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index e3371dbe6a10..d0ff529fedde 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -214,6 +214,8 @@ struct ttm_mem_type_manager_func {
                          struct ttm_mem_reg *mem);
         void (*put_node)(struct ttm_mem_type_manager *man,
                          struct ttm_mem_reg *mem);
+        void (*put_node_locked)(struct ttm_mem_type_manager *man,
+                                struct ttm_mem_reg *mem);
         void (*debug)(struct ttm_mem_type_manager *man, const char *prefix);
 };
 
@@ -667,6 +669,8 @@ extern int ttm_bo_mem_space(struct ttm_buffer_object *bo,
 
 extern void ttm_bo_mem_put(struct ttm_buffer_object *bo,
                            struct ttm_mem_reg *mem);
+extern void ttm_bo_mem_put_locked(struct ttm_buffer_object *bo,
+                                  struct ttm_mem_reg *mem);
 
 /**
  * ttm_bo_wait_for_cpu