ptl_warn
ptl_warn(ptl, "ptl: received ACK for non-pending packet\n");
ptl_warn(ptl, "rx: parser: invalid start of frame, skipping\n");
ptl_warn(ptl, "ptl: received frame with unknown type %#04x\n",
#define rtl_warn(r, fmt, ...) ptl_warn(&(r)->ptl, fmt, ##__VA_ARGS__)