Module Name: src
Committed By: knakahara
Date: Tue Dec 21 04:09:32 UTC 2021
Modified Files:
src/sys/net: pktqueue.c
Log Message:
Fix net.*.rps_hash=toeplitz-othercpus on one CPU systems.
To generate a diff of this commit:
cvs rdiff -u -r1.15 -r1.16 src/sys/net/pktqueue.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/net/pktqueue.c
diff -u src/sys/net/pktqueue.c:1.15 src/sys/net/pktqueue.c:1.16
--- src/sys/net/pktqueue.c:1.15 Wed Dec 15 07:47:22 2021
+++ src/sys/net/pktqueue.c Tue Dec 21 04:09:32 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: pktqueue.c,v 1.15 2021/12/15 07:47:22 knakahara Exp $ */
+/* $NetBSD: pktqueue.c,v 1.16 2021/12/21 04:09:32 knakahara Exp $ */
/*-
* Copyright (c) 2014 The NetBSD Foundation, Inc.
@@ -36,7 +36,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: pktqueue.c,v 1.15 2021/12/15 07:47:22 knakahara Exp $");
+__KERNEL_RCSID(0, "$NetBSD: pktqueue.c,v 1.16 2021/12/21 04:09:32 knakahara Exp $");
#ifdef _KERNEL_OPT
#include "opt_net_mpsafe.h"
@@ -284,6 +284,9 @@ pktq_rps_hash_toeplitz_othercpus(const s
{
uint32_t hash;
+ if (ncpu == 1)
+ return 0;
+
hash = pktq_rps_hash_toeplitz(m);
hash %= ncpu - 1;
if (hash >= cpu_index(curcpu()))
