From b5e9546ad7611f7727aafc9202f9d04f592deddf Mon Sep 17 00:00:00 2001
From: mikeb <mikeb@openbsd.org>
Date: Sun, 21 Jan 2018 18:51:19 +0000
Subject: [PATCH] Improve panic message

---
 sys/dev/pv/xen.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/sys/dev/pv/xen.c b/sys/dev/pv/xen.c
index 2a16b9a11e6..3555f83a313 100644
--- a/sys/dev/pv/xen.c
+++ b/sys/dev/pv/xen.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: xen.c,v 1.91 2017/11/26 16:11:45 mikeb Exp $	*/
+/*	$OpenBSD: xen.c,v 1.92 2018/01/21 18:51:19 mikeb Exp $	*/
 
 /*
  * Copyright (c) 2015, 2016, 2017 Mike Belopuhov
@@ -1204,11 +1204,10 @@ xen_grant_table_remove(struct xen_softc *sc, grant_ref_t ref)
 	loop = 0;
 	while (atomic_cas_uint(ptr, flags, GTF_invalid) != flags) {
 		if (loop++ > 10) {
-			panic("%s: grant table reference %u is held "
-			    "by domain %d: frame %#x flags %#x\n",
-			    sc->sc_dev.dv_xname, ref + ge->ge_start,
-			    ge->ge_table[ref].domid, ge->ge_table[ref].frame,
-			    ge->ge_table[ref].flags);
+			panic("grant table reference %u is held "
+			    "by domain %d: frame %#x flags %#x",
+			    ref + ge->ge_start, ge->ge_table[ref].domid,
+			    ge->ge_table[ref].frame, ge->ge_table[ref].flags);
 		}
 #if (defined(__amd64__) || defined(__i386__))
 		__asm volatile("pause": : : "memory");
-- 
2.20.1