diff options
| author | knakahara <knakahara@NetBSD.org> | 2021-12-21 04:09:32 +0000 |
|---|---|---|
| committer | knakahara <knakahara@NetBSD.org> | 2021-12-21 04:09:32 +0000 |
| commit | cf22dfa87e4bfe1b5f4096dd0c3e2f35c1812d4e (patch) | |
| tree | bce6d1e7bcffd4a9908e9593fe1bd9d83448322f /sys/net/pktqueue.c | |
| parent | 2e990d65c8156426001d4dd7fd21d4e64e36d619 (diff) | |
Fix net.*.rps_hash=toeplitz-othercpus on one CPU systems.
Diffstat (limited to 'sys/net/pktqueue.c')
| -rw-r--r-- | sys/net/pktqueue.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/sys/net/pktqueue.c b/sys/net/pktqueue.c index 124ab3110dc..ad7c567f6b2 100644 --- a/sys/net/pktqueue.c +++ b/sys/net/pktqueue.c @@ -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 struct mbuf *m) { uint32_t hash; + if (ncpu == 1) + return 0; + hash = pktq_rps_hash_toeplitz(m); hash %= ncpu - 1; if (hash >= cpu_index(curcpu())) |
