diff options
author | Alexander Bluhm <bluhm@cvs.openbsd.org> | 2021-04-23 21:55:37 +0000 |
---|---|---|
committer | Alexander Bluhm <bluhm@cvs.openbsd.org> | 2021-04-23 21:55:37 +0000 |
commit | 1d8e982c5763929b1f13daa2a7f628f37ebce27d (patch) | |
tree | 949046e3e072b644c26b1f2c8dd92f17f12cefbe /sys | |
parent | 0db49b5c8eab9fc74f10307d18a6df919e4590fc (diff) |
Setting variable arpinit_done is not MP save if we want to execute
arp_rtrequest() in parallel. Move initialization to arpinit()
function.
OK kettenis@ mvs@
Diffstat (limited to 'sys')
-rw-r--r-- | sys/netinet/if_ether.c | 28 | ||||
-rw-r--r-- | sys/netinet/if_ether.h | 3 | ||||
-rw-r--r-- | sys/netinet/ip_input.c | 3 |
3 files changed, 18 insertions, 16 deletions
diff --git a/sys/netinet/if_ether.c b/sys/netinet/if_ether.c index 710f7d58492..79ea9e139df 100644 --- a/sys/netinet/if_ether.c +++ b/sys/netinet/if_ether.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_ether.c,v 1.244 2021/04/23 21:47:32 bluhm Exp $ */ +/* $OpenBSD: if_ether.c,v 1.245 2021/04/23 21:55:36 bluhm Exp $ */ /* $NetBSD: if_ether.c,v 1.31 1996/05/11 12:59:58 mycroft Exp $ */ /* @@ -96,7 +96,6 @@ struct niqueue arpinq = NIQUEUE_INITIALIZER(50, NETISR_ARP); LIST_HEAD(, llinfo_arp) arp_list; struct pool arp_pool; /* pool for llinfo_arp structures */ int arp_maxtries = 5; -int arpinit_done; int la_hold_total; #ifdef NFSCLIENT @@ -113,7 +112,7 @@ unsigned int revarp_ifidx; void arptimer(void *arg) { - struct timeout *to = (struct timeout *)arg; + struct timeout *to = arg; struct llinfo_arp *la, *nla; NET_LOCK(); @@ -128,21 +127,22 @@ arptimer(void *arg) } void -arp_rtrequest(struct ifnet *ifp, int req, struct rtentry *rt) +arpinit(void) { - struct sockaddr *gate = rt->rt_gateway; - struct llinfo_arp *la = (struct llinfo_arp *)rt->rt_llinfo; + static struct timeout arptimer_to; - if (!arpinit_done) { - static struct timeout arptimer_to; + pool_init(&arp_pool, sizeof(struct llinfo_arp), 0, + IPL_SOFTNET, 0, "arp", NULL); - arpinit_done = 1; - pool_init(&arp_pool, sizeof(struct llinfo_arp), 0, - IPL_SOFTNET, 0, "arp", NULL); + timeout_set_proc(&arptimer_to, arptimer, &arptimer_to); + timeout_add_sec(&arptimer_to, arpt_prune); +} - timeout_set_proc(&arptimer_to, arptimer, &arptimer_to); - timeout_add_sec(&arptimer_to, arpt_prune); - } +void +arp_rtrequest(struct ifnet *ifp, int req, struct rtentry *rt) +{ + struct sockaddr *gate = rt->rt_gateway; + struct llinfo_arp *la = (struct llinfo_arp *)rt->rt_llinfo; if (ISSET(rt->rt_flags, RTF_GATEWAY|RTF_BROADCAST|RTF_MULTICAST|RTF_MPLS)) diff --git a/sys/netinet/if_ether.h b/sys/netinet/if_ether.h index a3e5dc77eb3..56e6384f39b 100644 --- a/sys/netinet/if_ether.h +++ b/sys/netinet/if_ether.h @@ -1,4 +1,4 @@ -/* $OpenBSD: if_ether.h,v 1.81 2021/03/10 10:21:48 jsg Exp $ */ +/* $OpenBSD: if_ether.h,v 1.82 2021/04/23 21:55:36 bluhm Exp $ */ /* $NetBSD: if_ether.h,v 1.22 1996/05/11 13:00:00 mycroft Exp $ */ /* @@ -257,6 +257,7 @@ void revarprequest(struct ifnet *); int revarpwhoarewe(struct ifnet *, struct in_addr *, struct in_addr *); int revarpwhoami(struct in_addr *, struct ifnet *); +void arpinit(void); void arpinput(struct ifnet *, struct mbuf *); void arprequest(struct ifnet *, u_int32_t *, u_int32_t *, u_int8_t *); void arpwhohas(struct arpcom *, struct in_addr *); diff --git a/sys/netinet/ip_input.c b/sys/netinet/ip_input.c index 69d5646088b..7578303d544 100644 --- a/sys/netinet/ip_input.c +++ b/sys/netinet/ip_input.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ip_input.c,v 1.357 2021/04/23 21:47:32 bluhm Exp $ */ +/* $OpenBSD: ip_input.c,v 1.358 2021/04/23 21:55:36 bluhm Exp $ */ /* $NetBSD: ip_input.c,v 1.30 1996/03/16 23:53:58 christos Exp $ */ /* @@ -223,6 +223,7 @@ ip_init(void) mq_init(&ipsend_mq, 64, IPL_SOFTNET); mq_init(&ipsendraw_mq, 64, IPL_SOFTNET); + arpinit(); #ifdef IPSEC ipsec_init(); #endif |