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[src/trunk]: src/sys/net Update ip addresses in the workqueue for control pro...
details: https://anonhg.NetBSD.org/src/rev/7df31112eb46
branches: trunk
changeset: 946385:7df31112eb46
user: yamaguchi <yamaguchi%NetBSD.org@localhost>
date: Wed Nov 25 10:12:03 2020 +0000
description:
Update ip addresses in the workqueue for control protocols
reviewed by knakahara@n.o.
diffstat:
sys/net/if_spppsubr.c | 79 ++------------------------------------------------
sys/net/if_spppvar.h | 7 +---
2 files changed, 5 insertions(+), 81 deletions(-)
diffs (169 lines):
diff -r 8914ac1c3fff -r 7df31112eb46 sys/net/if_spppsubr.c
--- a/sys/net/if_spppsubr.c Wed Nov 25 10:08:22 2020 +0000
+++ b/sys/net/if_spppsubr.c Wed Nov 25 10:12:03 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: if_spppsubr.c,v 1.207 2020/11/25 10:08:22 yamaguchi Exp $ */
+/* $NetBSD: if_spppsubr.c,v 1.208 2020/11/25 10:12:03 yamaguchi Exp $ */
/*
* Synchronous PPP/Cisco link level subroutines.
@@ -41,7 +41,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_spppsubr.c,v 1.207 2020/11/25 10:08:22 yamaguchi Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_spppsubr.c,v 1.208 2020/11/25 10:12:03 yamaguchi Exp $");
#if defined(_KERNEL_OPT)
#include "opt_inet.h"
@@ -430,11 +430,8 @@
static int sppp_params(struct sppp *, u_long, void *);
#ifdef INET
static void sppp_get_ip_addrs(struct sppp *, uint32_t *, uint32_t *, uint32_t *);
-static void sppp_set_ip_addrs_work(struct work *, struct sppp *);
static void sppp_set_ip_addrs(struct sppp *);
-static void sppp_clear_ip_addrs_work(struct work *, struct sppp *);
static void sppp_clear_ip_addrs(struct sppp *);
-static void sppp_update_ip_addrs_work(struct work *, void *);
#endif
static void sppp_keepalive(void *);
static void sppp_phase_network(struct sppp *);
@@ -1077,12 +1074,6 @@
SPPP_LOCK(sp, RW_WRITER);
- /* to avoid workqueue enqueued */
- atomic_swap_uint(&sp->ipcp.update_addrs_enqueued, 1);
- workqueue_wait(sp->ipcp.update_addrs_wq, &sp->ipcp.update_addrs_wk);
- workqueue_destroy(sp->ipcp.update_addrs_wq);
- pcq_destroy(sp->ipcp.update_addrs_q);
-
sppp_cp_fini(&lcp, sp);
sppp_cp_fini(&ipcp, sp);
sppp_cp_fini(&pap, sp);
@@ -3267,7 +3258,6 @@
static void
sppp_ipcp_init(struct sppp *sp)
{
- int error;
KASSERT(SPPP_WLOCKED(sp));
@@ -3275,15 +3265,6 @@
sp->ipcp.opts = 0;
sp->ipcp.flags = 0;
-
- error = workqueue_create(&sp->ipcp.update_addrs_wq, "ipcp_addr",
- sppp_update_ip_addrs_work, sp, PRI_SOFTNET, IPL_NET, 0);
- if (error)
- panic("%s: update_addrs workqueue_create failed (%d)\n",
- __func__, error);
- sp->ipcp.update_addrs_q = pcq_create(IPCP_UPDATE_LIMIT, KM_SLEEP);
-
- sp->ipcp.update_addrs_enqueued = 0;
}
static void
@@ -5382,7 +5363,7 @@
* If an address is 0, leave it the way it is.
*/
static void
-sppp_set_ip_addrs_work(struct work *wk, struct sppp *sp)
+sppp_set_ip_addrs(struct sppp *sp)
{
STDDCL;
struct ifaddr *ifa;
@@ -5460,28 +5441,11 @@
sppp_notify_con(sp);
}
-static void
-sppp_set_ip_addrs(struct sppp *sp)
-{
- struct ifnet *ifp = &sp->pp_if;
-
- if (!pcq_put(sp->ipcp.update_addrs_q, (void *)IPCP_SET_ADDRS)) {
- log(LOG_WARNING, "%s: cannot enqueued, ignore sppp_clear_ip_addrs\n",
- ifp->if_xname);
- return;
- }
-
- if (atomic_swap_uint(&sp->ipcp.update_addrs_enqueued, 1) == 1)
- return;
-
- workqueue_enqueue(sp->ipcp.update_addrs_wq, &sp->ipcp.update_addrs_wk, NULL);
-}
-
/*
* Clear IP addresses. Must be called at splnet.
*/
static void
-sppp_clear_ip_addrs_work(struct work *wk, struct sppp *sp)
+sppp_clear_ip_addrs(struct sppp *sp)
{
STDDCL;
struct ifaddr *ifa;
@@ -5542,41 +5506,6 @@
IFNET_UNLOCK(ifp);
}
-
-static void
-sppp_clear_ip_addrs(struct sppp *sp)
-{
- struct ifnet *ifp = &sp->pp_if;
-
- if (!pcq_put(sp->ipcp.update_addrs_q, (void *)IPCP_CLEAR_ADDRS)) {
- log(LOG_WARNING, "%s: cannot enqueued, ignore sppp_clear_ip_addrs\n",
- ifp->if_xname);
- return;
- }
-
- if (atomic_swap_uint(&sp->ipcp.update_addrs_enqueued, 1) == 1)
- return;
-
- workqueue_enqueue(sp->ipcp.update_addrs_wq, &sp->ipcp.update_addrs_wk, NULL);
-}
-
-static void
-sppp_update_ip_addrs_work(struct work *wk, void *arg)
-{
- struct sppp *sp = arg;
- void *work;
-
- atomic_swap_uint(&sp->ipcp.update_addrs_enqueued, 0);
-
- while ((work = pcq_get(sp->ipcp.update_addrs_q)) != NULL) {
- int update = (intptr_t)work;
-
- if (update == IPCP_SET_ADDRS)
- sppp_set_ip_addrs_work(wk, sp);
- else if (update == IPCP_CLEAR_ADDRS)
- sppp_clear_ip_addrs_work(wk, sp);
- }
-}
#endif
#ifdef INET6
diff -r 8914ac1c3fff -r 7df31112eb46 sys/net/if_spppvar.h
--- a/sys/net/if_spppvar.h Wed Nov 25 10:08:22 2020 +0000
+++ b/sys/net/if_spppvar.h Wed Nov 25 10:12:03 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: if_spppvar.h,v 1.29 2020/11/25 09:46:05 yamaguchi Exp $ */
+/* $NetBSD: if_spppvar.h,v 1.30 2020/11/25 10:12:03 yamaguchi Exp $ */
#ifndef _NET_IF_SPPPVAR_H_
#define _NET_IF_SPPPVAR_H_
@@ -77,11 +77,6 @@
uint32_t saved_hisaddr;/* if hisaddr (IPv4) is dynamic, save original one here, in network byte order */
uint32_t req_hisaddr; /* remote address requested */
uint32_t req_myaddr; /* local address requested */
-
- struct workqueue *update_addrs_wq;
- struct work update_addrs_wk;
- u_int update_addrs_enqueued;
- pcq_t *update_addrs_q;
};
struct sauth {
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