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Don't call psref_target_destroy unless NET_MPSAFE

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We don't need it if NET_MPSAFE off and also it causes lockup
sometimes because of calling it with holding softnet_lock.
This commit is contained in:
ozaki-r 2016-12-21 04:01:57 +00:00
parent 45fd52509c
commit 8be8a178cb
1 changed files with 4 additions and 2 deletions
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6
sys/net/route.c
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@ -1,4 +1,4 @@
/* $NetBSD: route.c,v 1.184 2016/12/21 00:33:49 ozaki-r Exp $ */
/* $NetBSD: route.c,v 1.185 2016/12/21 04:01:57 ozaki-r Exp $ */
/*-
* Copyright (c) 1998, 2008 The NetBSD Foundation, Inc.
@ -97,7 +97,7 @@
#endif
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: route.c,v 1.184 2016/12/21 00:33:49 ozaki-r Exp $");
__KERNEL_RCSID(0, "$NetBSD: route.c,v 1.185 2016/12/21 04:01:57 ozaki-r Exp $");
#include <sys/param.h>
#ifdef RTFLUSH_DEBUG
@ -695,7 +695,9 @@ _rt_free(struct rtentry *rt)
RT_REFCNT_TRACE(rt);
KASSERTMSG(rt->rt_refcnt >= 0, "refcnt=%d", rt->rt_refcnt);
rt_wait_refcnt("free", rt, 0);
#ifdef NET_MPSAFE
psref_target_destroy(&rt->rt_psref, rt_psref_class);
#endif
rt_assert_inactive(rt);
rttrash--;