Make flink save the kernel-assigned name and return it instead of creating another name

1 files changed, 15 insertions, 7 deletions

diff --git a/libdrm/intel/intel_bufmgr_gem.c b/libdrm/intel/intel_bufmgr_gem.c
index 22f8695d..f5732226 100644
--- a/libdrm/intel/intel_bufmgr_gem.c
+++ b/libdrm/intel/intel_bufmgr_gem.c
@@ -103,6 +103,11 @@ struct _dri_bo_gem {
     const char *name;
 
     /**
+     * Kenel-assigned global name for this object
+     */
+    unsigned int global_name;
+    
+    /**
      * Index of the buffer within the validation list while preparing a
      * batchbuffer execution.
      */
@@ -833,13 +838,16 @@ dri_gem_flink(dri_bo *bo, uint32_t *name)
     struct drm_gem_flink flink;
     int ret;
 
-    flink.handle = bo_gem->gem_handle;
-
-    ret = ioctl(bufmgr_gem->fd, DRM_IOCTL_GEM_FLINK, &flink);
-    if (ret != 0)
-	return -errno;
-
-    *name = flink.name;
+    if (!bo_gem->global_name) {
+	flink.handle = bo_gem->gem_handle;
+    
+	ret = ioctl(bufmgr_gem->fd, DRM_IOCTL_GEM_FLINK, &flink);
+	if (ret != 0)
+	    return -errno;
+	bo_gem->gem_handle = flink.name;
+    }
+    
+    *name = bo_gem->gem_handle;
     return 0;
 }