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authorsimonb <simonb@NetBSD.org>2020-09-23 12:05:16 +0000
committersimonb <simonb@NetBSD.org>2020-09-23 12:05:16 +0000
commit3dd0ee253107eea35028fa0c10651bdcd04d3340 (patch)
treef9b68ef4874a0a59ac6131681af4dd9f84c38863 /sys
parent4141151f643bc9f89cd4d68f0cc6df8f5ab0604d (diff)
Don't dump the CPU topology in the uninspiring case of a single CPU.
Diffstat (limited to 'sys')
-rw-r--r--sys/kern/subr_cpu.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/sys/kern/subr_cpu.c b/sys/kern/subr_cpu.c
index a93c4293d1f..bf9ca44dd5d 100644
--- a/sys/kern/subr_cpu.c
+++ b/sys/kern/subr_cpu.c
@@ -1,4 +1,4 @@
-/* $NetBSD: subr_cpu.c,v 1.15 2020/06/11 22:21:05 ad Exp $ */
+/* $NetBSD: subr_cpu.c,v 1.16 2020/09/23 12:05:16 simonb Exp $ */
/*-
* Copyright (c) 2007, 2008, 2009, 2010, 2012, 2019, 2020
@@ -61,7 +61,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: subr_cpu.c,v 1.15 2020/06/11 22:21:05 ad Exp $");
+__KERNEL_RCSID(0, "$NetBSD: subr_cpu.c,v 1.16 2020/09/23 12:05:16 simonb Exp $");
#include <sys/param.h>
#include <sys/atomic.h>
@@ -203,6 +203,9 @@ cpu_topology_dump(void)
int i;
CTASSERT(__arraycount(names) >= __arraycount(ci->ci_sibling));
+ if (ncpu == 1) {
+ return;
+ }
for (CPU_INFO_FOREACH(cii, ci)) {
if (cpu_topology_haveslow)