diff --git a/src/gallium/frontends/dri/dri_util.c b/src/gallium/frontends/dri/dri_util.c
index b93b8505b9b..1a56aa1ab8c 100644
--- a/src/gallium/frontends/dri/dri_util.c
+++ b/src/gallium/frontends/dri/dri_util.c
@@ -959,7 +959,7 @@ driSwapBuffers(__DRIdrawable *pdp)
    drawable->swap_buffers(drawable);
 }
 
-static int
+int
 driSWRastQueryBufferAge(__DRIdrawable *pdp)
 {
    struct dri_drawable *drawable = dri_drawable(pdp);
diff --git a/src/gallium/frontends/dri/dri_util.h b/src/gallium/frontends/dri/dri_util.h
index e625d92116c..c2c6bacacd4 100644
--- a/src/gallium/frontends/dri/dri_util.h
+++ b/src/gallium/frontends/dri/dri_util.h
@@ -292,4 +292,6 @@ dri_create_image_with_modifiers(__DRIscreen *screen,
 PUBLIC int
 dri_query_compatible_render_only_device_fd(int kms_only_fd);
 
+PUBLIC int
+driSWRastQueryBufferAge(__DRIdrawable *pdp);
 #endif /* _DRI_UTIL_H_ */
diff --git a/src/gallium/targets/dri/dri.sym.in b/src/gallium/targets/dri/dri.sym.in
index 570900f454c..8e4d7b6e70f 100644
--- a/src/gallium/targets/dri/dri.sym.in
+++ b/src/gallium/targets/dri/dri.sym.in
@@ -43,6 +43,7 @@
 		dri_query_dma_buf_modifiers;
 		dri2_query_dma_buf_format_modifier_attribs;
 		dri_query_compatible_render_only_device_fd;
+		driSWRastQueryBufferAge;
 		@nouveau_drm_screen_create@
 		@radeon_drm_winsys_create@
 		@amdgpu_winsys_create@