diff options
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/altq/altq_subr.c | 25 | ||||
| -rw-r--r-- | sys/altq/altq_var.h | 4 | ||||
| -rw-r--r-- | sys/net/pf_ioctl.c | 105 |
3 files changed, 74 insertions, 60 deletions
diff --git a/sys/altq/altq_subr.c b/sys/altq/altq_subr.c index 6599c79b680..88785dca41c 100644 --- a/sys/altq/altq_subr.c +++ b/sys/altq/altq_subr.c @@ -1,4 +1,4 @@ -/* $OpenBSD: altq_subr.c,v 1.16 2004/01/14 08:42:23 kjc Exp $ */ +/* $OpenBSD: altq_subr.c,v 1.17 2004/04/27 02:56:20 kjc Exp $ */ /* $KAME: altq_subr.c,v 1.11 2002/01/11 08:11:49 kjc Exp $ */ /* @@ -70,8 +70,6 @@ int (*altq_input)(struct mbuf *, int) = NULL; static int tbr_timer = 0; /* token bucket regulator timer */ static struct callout tbr_callout = CALLOUT_INITIALIZER; -int pfaltq_running; /* keep track of running state */ - /* * alternate queueing support routines */ @@ -380,9 +378,7 @@ tbr_get(ifq, profile) int altq_pfattach(struct pf_altq *a) { - struct ifnet *ifp; - struct tb_profile tb; - int s, error = 0; + int error = 0; switch (a->scheduler) { case ALTQT_NONE: @@ -406,23 +402,6 @@ altq_pfattach(struct pf_altq *a) error = ENXIO; } - ifp = ifunit(a->ifname); - - /* if the state is running, enable altq */ - if (error == 0 && pfaltq_running && - ifp != NULL && ifp->if_snd.altq_type != ALTQT_NONE && - !ALTQ_IS_ENABLED(&ifp->if_snd)) - error = altq_enable(&ifp->if_snd); - - /* if altq is already enabled, reset set tokenbucket regulator */ - if (error == 0 && ifp != NULL && ALTQ_IS_ENABLED(&ifp->if_snd)) { - tb.rate = a->ifbandwidth; - tb.depth = a->tbrsize; - s = splimp(); - error = tbr_set(&ifp->if_snd, &tb); - splx(s); - } - return (error); } diff --git a/sys/altq/altq_var.h b/sys/altq/altq_var.h index 20e88412ea8..e71b47f502d 100644 --- a/sys/altq/altq_var.h +++ b/sys/altq/altq_var.h @@ -1,4 +1,4 @@ -/* $OpenBSD: altq_var.h,v 1.13 2004/01/14 08:42:23 kjc Exp $ */ +/* $OpenBSD: altq_var.h,v 1.14 2004/04/27 02:56:20 kjc Exp $ */ /* $KAME: altq_var.h,v 1.8 2001/02/09 09:44:41 kjc Exp $ */ /* @@ -92,8 +92,6 @@ typedef void (timeout_t)(void *); #define m_pktlen(m) ((m)->m_pkthdr.len) -extern int pfaltq_running; - struct ifnet; struct mbuf; struct pf_altq; struct pf_qstats; diff --git a/sys/net/pf_ioctl.c b/sys/net/pf_ioctl.c index bc8d3ab4650..dad8d232430 100644 --- a/sys/net/pf_ioctl.c +++ b/sys/net/pf_ioctl.c @@ -1,4 +1,4 @@ -/* $OpenBSD: pf_ioctl.c,v 1.115 2004/04/26 02:01:47 mcbride Exp $ */ +/* $OpenBSD: pf_ioctl.c,v 1.116 2004/04/27 02:56:20 kjc Exp $ */ /* * Copyright (c) 2001 Daniel Hartmeier @@ -96,6 +96,8 @@ int pfioctl(dev_t, u_long, caddr_t, int, struct proc *); int pf_begin_altq(u_int32_t *); int pf_rollback_altq(u_int32_t); int pf_commit_altq(u_int32_t); +int pf_enable_altq(struct pf_altq *); +int pf_disable_altq(struct pf_altq *); #endif /* ALTQ */ int pf_begin_rules(u_int32_t *, int, char *, char *); int pf_rollback_rules(u_int32_t, int, char *, char *); @@ -104,6 +106,9 @@ int pf_commit_rules(u_int32_t, int, char *, char *); extern struct timeout pf_expire_to; struct pf_rule pf_default_rule; +#ifdef ALTQ +static int pf_altq_running; +#endif #define TAGID_MAX 50000 TAILQ_HEAD(pf_tags, pf_tagname) pf_tags = TAILQ_HEAD_INITIALIZER(pf_tags), @@ -699,7 +704,9 @@ pf_commit_altq(u_int32_t ticket) if (altq->qname[0] == 0) { /* attach the discipline */ error = altq_pfattach(altq); - if (error) { + if (error == 0 && pf_altq_running) + error = pf_enable_altq(altq); + if (error == 0) { splx(s); return (error); } @@ -711,6 +718,8 @@ pf_commit_altq(u_int32_t ticket) TAILQ_REMOVE(pf_altqs_inactive, altq, entries); if (altq->qname[0] == 0) { /* detach and destroy the discipline */ + if (pf_altq_running) + error = pf_disable_altq(altq); err = altq_pfdetach(altq); if (err != 0 && error == 0) error = err; @@ -726,6 +735,61 @@ pf_commit_altq(u_int32_t ticket) altqs_inactive_open = 0; return (error); } + +int +pf_enable_altq(struct pf_altq *altq) +{ + struct ifnet *ifp; + struct tb_profile tb; + int s, error = 0; + + if ((ifp = ifunit(altq->ifname)) == NULL) + return (EINVAL); + + if (ifp->if_snd.altq_type != ALTQT_NONE) + error = altq_enable(&ifp->if_snd); + + /* set tokenbucket regulator */ + if (error == 0 && ifp != NULL && ALTQ_IS_ENABLED(&ifp->if_snd)) { + tb.rate = altq->ifbandwidth; + tb.depth = altq->tbrsize; + s = splimp(); + error = tbr_set(&ifp->if_snd, &tb); + splx(s); + } + + return (error); +} + +int +pf_disable_altq(struct pf_altq *altq) +{ + struct ifnet *ifp; + struct tb_profile tb; + int s, error; + + if ((ifp = ifunit(altq->ifname)) == NULL) + return (EINVAL); + + /* + * when the discipline is no longer referenced, it was overridden + * by a new one. if so, just return. + */ + if (altq->altq_disc != ifp->if_snd.altq_disc) + return (0); + + error = altq_disable(&ifp->if_snd); + + if (error == 0) { + /* clear tokenbucket regulator */ + tb.rate = 0; + s = splimp(); + error = tbr_set(&ifp->if_snd, &tb); + splx(s); + } + + return (error); +} #endif /* ALTQ */ int @@ -1698,31 +1762,18 @@ pfioctl(dev_t dev, u_long cmd, caddr_t addr, int flags, struct proc *p) #ifdef ALTQ case DIOCSTARTALTQ: { struct pf_altq *altq; - struct ifnet *ifp; - struct tb_profile tb; /* enable all altq interfaces on active list */ s = splsoftnet(); TAILQ_FOREACH(altq, pf_altqs_active, entries) { if (altq->qname[0] == 0) { - if ((ifp = ifunit(altq->ifname)) == NULL) { - error = EINVAL; - break; - } - if (ifp->if_snd.altq_type != ALTQT_NONE) - error = altq_enable(&ifp->if_snd); - if (error != 0) - break; - /* set tokenbucket regulator */ - tb.rate = altq->ifbandwidth; - tb.depth = altq->tbrsize; - error = tbr_set(&ifp->if_snd, &tb); + error = pf_enable_altq(altq); if (error != 0) break; } } if (error == 0) - pfaltq_running = 1; + pf_altq_running = 1; splx(s); DPFPRINTF(PF_DEBUG_MISC, ("altq: started\n")); break; @@ -1730,32 +1781,18 @@ pfioctl(dev_t dev, u_long cmd, caddr_t addr, int flags, struct proc *p) case DIOCSTOPALTQ: { struct pf_altq *altq; - struct ifnet *ifp; - struct tb_profile tb; - int err; /* disable all altq interfaces on active list */ s = splsoftnet(); TAILQ_FOREACH(altq, pf_altqs_active, entries) { if (altq->qname[0] == 0) { - if ((ifp = ifunit(altq->ifname)) == NULL) { - error = EINVAL; + error = pf_disable_altq(altq); + if (error != 0) break; - } - if (ifp->if_snd.altq_type != ALTQT_NONE) { - err = altq_disable(&ifp->if_snd); - if (err != 0 && error == 0) - error = err; - } - /* clear tokenbucket regulator */ - tb.rate = 0; - err = tbr_set(&ifp->if_snd, &tb); - if (err != 0 && error == 0) - error = err; } } if (error == 0) - pfaltq_running = 0; + pf_altq_running = 0; splx(s); DPFPRINTF(PF_DEBUG_MISC, ("altq: stopped\n")); break; |