+static enum pipe_error
+pb_debug_buffer_validate(struct pb_buffer *_buf,
+ struct pb_validate *vl,
+ unsigned flags)
+{
+ struct pb_debug_buffer *buf = pb_debug_buffer(_buf);
+
+ mtx_lock(&buf->mutex);
+ if(buf->map_count) {
+ debug_printf("%s: attempting to validate a mapped buffer\n", __FUNCTION__);
+ debug_printf("last map backtrace is\n");
+ debug_backtrace_dump(buf->map_backtrace, PB_DEBUG_MAP_BACKTRACE);
+ }
+ mtx_unlock(&buf->mutex);
+
+ pb_debug_buffer_check(buf);
+
+ return pb_validate(buf->buffer, vl, flags);
+}
+
+
+static void
+pb_debug_buffer_fence(struct pb_buffer *_buf,
+ struct pipe_fence_handle *fence)
+{
+ struct pb_debug_buffer *buf = pb_debug_buffer(_buf);
+ pb_fence(buf->buffer, fence);
+}
+
+