..because now you had to initialize both set_prio in pf_rule to it everywhere. we did that, at least in some parts of our tree... problem being of course that 0 is a valid value there and can\t easily be used as "don't touch" indicator. so use a flag and only ever look at the set_prio fields if the flag is set.
this is entirely untested, I am asking you guys to help with this. I am reaosnably confident this is right tho. now excuse me pls, have to bang my head against a wall of queues Index: libexec/tftp-proxy/filter.c =================================================================== RCS file: /cvs/src/libexec/tftp-proxy/filter.c,v retrieving revision 1.13 diff -u -p -r1.13 filter.c --- libexec/tftp-proxy/filter.c 8 Jul 2012 11:57:08 -0000 1.13 +++ libexec/tftp-proxy/filter.c 11 Jul 2012 11:03:11 -0000 @@ -176,7 +176,6 @@ prepare_rule(u_int32_t id, struct sockad pfr.rule.dst.port[0] = htons(d_port); pfr.rule.rtableid = -1; pfr.rule.onrdomain = -1; - pfr.rule.set_prio[0] = pfr.rule.set_prio[1] = PF_PRIO_NOTSET; pfr.rule.action = PF_PASS; pfr.rule.quick = 1; pfr.rule.log = rule_log; Index: sbin/pfctl/parse.y =================================================================== RCS file: /cvs/src/sbin/pfctl/parse.y,v retrieving revision 1.618 diff -u -p -r1.618 parse.y --- sbin/pfctl/parse.y 10 Jul 2012 09:29:36 -0000 1.618 +++ sbin/pfctl/parse.y 11 Jul 2012 10:57:07 -0000 @@ -892,8 +892,8 @@ anchorrule : ANCHOR anchorname dir quick if ($9.marker & FOM_SETPRIO) { r.set_prio[0] = $9.set_prio[0]; r.set_prio[1] = $9.set_prio[1]; - } else - r.set_prio[0] = r.set_prio[1] = PF_PRIO_NOTSET; + r.scrub_flags |= PFSTATE_SETPRIO; + } decide_address_family($8.src.host, &r.af); decide_address_family($8.dst.host, &r.af); @@ -1025,7 +1025,6 @@ antispoof : ANTISPOOF logquick antispoof r.logif = $2.logif; r.quick = $2.quick; r.af = $4; - r.set_prio[0] = r.set_prio[1] = PF_PRIO_NOTSET; if (rule_label(&r, $5.label)) YYERROR; r.rtableid = $5.rtableid; @@ -1710,8 +1709,8 @@ pfrule : action dir logquick interface if ($8.marker & FOM_SETPRIO) { r.set_prio[0] = $8.set_prio[0]; r.set_prio[1] = $8.set_prio[1]; - } else - r.set_prio[0] = r.set_prio[1] = PF_PRIO_NOTSET; + r.scrub_flags |= PFSTATE_SETPRIO; + } if ($8.marker & FOM_ONCE) r.rule_flag |= PFRULE_ONCE; if ($8.marker & FOM_AFTO) Index: sbin/pfctl/pfctl_parser.c =================================================================== RCS file: /cvs/src/sbin/pfctl/pfctl_parser.c,v retrieving revision 1.289 diff -u -p -r1.289 pfctl_parser.c --- sbin/pfctl/pfctl_parser.c 10 Jul 2012 09:39:26 -0000 1.289 +++ sbin/pfctl/pfctl_parser.c 11 Jul 2012 10:59:19 -0000 @@ -843,11 +843,10 @@ print_rule(struct pf_rule *r, const char if (r->tos) printf(" tos 0x%2.2x", r->tos); - if (r->set_prio[0] != PF_PRIO_NOTSET || - r->scrub_flags & PFSTATE_SETTOS) { + if (r->scrub_flags & PFSTATE_SETMASK) { char *comma = ""; printf(" set ("); - if (r->set_prio[0] != PF_PRIO_NOTSET) { + if (r->scrub_flags & PFSTATE_SETPRIO) { if (r->set_prio[0] == r->set_prio[1]) printf("%s prio %u", comma, r->set_prio[0]); else Index: sys/net/pf.c =================================================================== RCS file: /cvs/src/sys/net/pf.c,v retrieving revision 1.808 diff -u -p -r1.808 pf.c --- sys/net/pf.c 10 Jul 2012 17:33:48 -0000 1.808 +++ sys/net/pf.c 11 Jul 2012 10:52:59 -0000 @@ -2526,7 +2526,7 @@ pf_send_tcp(const struct pf_rule *r, sa_ m->m_pkthdr.pf.flags |= PF_TAG_GENERATED; m->m_pkthdr.pf.tag = rtag; m->m_pkthdr.rdomain = rdom; - if (r && r->set_prio[0] != PF_PRIO_NOTSET) + if (r && (r->scrub_flags & PFSTATE_SETPRIO)) m->m_pkthdr.pf.prio = r->set_prio[0]; #ifdef ALTQ @@ -2650,7 +2650,7 @@ pf_send_icmp(struct mbuf *m, u_int8_t ty m0->m_pkthdr.pf.flags |= PF_TAG_GENERATED; m0->m_pkthdr.rdomain = rdomain; - if (r && r->set_prio[0] != PF_PRIO_NOTSET) + if (r && (r->scrub_flags & PFSTATE_SETPRIO)) m0->m_pkthdr.pf.prio = r->set_prio[0]; #ifdef ALTQ @@ -3279,11 +3279,9 @@ pf_rule_to_actions(struct pf_rule *r, st if (r->max_mss) a->max_mss = r->max_mss; a->flags |= (r->scrub_flags & (PFSTATE_NODF|PFSTATE_RANDOMID| - PFSTATE_SETTOS|PFSTATE_SCRUB_TCP)); - if (r->set_prio[0] != PF_PRIO_NOTSET) - a->set_prio[0] = r->set_prio[0]; - if (r->set_prio[1] != PF_PRIO_NOTSET) - a->set_prio[1] = r->set_prio[1]; + PFSTATE_SETTOS|PFSTATE_SCRUB_TCP|PFSTATE_SETPRIO)); + a->set_prio[0] = r->set_prio[0]; + a->set_prio[1] = r->set_prio[1]; } #define PF_TEST_ATTRIB(t, a) \ @@ -3319,7 +3317,6 @@ pf_test_rule(struct pf_pdesc *pd, struct u_int8_t icmptype = 0, icmpcode = 0; bzero(&act, sizeof(act)); - act.set_prio[0] = act.set_prio[1] = PF_PRIO_NOTSET; bzero(sns, sizeof(sns)); act.rtableid = pd->rdomain; SLIST_INIT(&rules); @@ -6886,11 +6883,11 @@ done: pf_tag_packet(pd.m, s->tag, s->rtableid[pd.didx]); if (pqid || (pd.tos & IPTOS_LOWDELAY)) { qid = s->pqid; - if (s->set_prio[1] != PF_PRIO_NOTSET) + if (s->state_flags & PFSTATE_SETPRIO) pd.m->m_pkthdr.pf.prio = s->set_prio[1]; } else { qid = s->qid; - if (s->set_prio[0] != PF_PRIO_NOTSET) + if (s->state_flags & PFSTATE_SETPRIO) pd.m->m_pkthdr.pf.prio = s->set_prio[0]; } } else { @@ -6898,11 +6895,11 @@ done: r->set_tos); if (pqid || (pd.tos & IPTOS_LOWDELAY)) { qid = r->pqid; - if (r->set_prio[1] != PF_PRIO_NOTSET) + if (r->scrub_flags & PFSTATE_SETPRIO) pd.m->m_pkthdr.pf.prio = r->set_prio[1]; } else { qid = r->qid; - if (r->set_prio[0] != PF_PRIO_NOTSET) + if (r->scrub_flags & PFSTATE_SETPRIO) pd.m->m_pkthdr.pf.prio = r->set_prio[0]; } } Index: sys/net/pf_ioctl.c =================================================================== RCS file: /cvs/src/sys/net/pf_ioctl.c,v retrieving revision 1.253 diff -u -p -r1.253 pf_ioctl.c --- sys/net/pf_ioctl.c 8 Jul 2012 07:58:09 -0000 1.253 +++ sys/net/pf_ioctl.c 11 Jul 2012 10:54:35 -0000 @@ -1088,10 +1088,9 @@ pfioctl(dev_t dev, u_long cmd, caddr_t a error = EINVAL; if (rule->rt && !rule->direction) error = EINVAL; - if ((rule->set_prio[0] != PF_PRIO_NOTSET && - rule->set_prio[0] > IFQ_MAXPRIO) || - (rule->set_prio[1] != PF_PRIO_NOTSET && - rule->set_prio[1] > IFQ_MAXPRIO)) + if (rule->scrub_flags & PFSTATE_SETPRIO && + (rule->set_prio[0] > IFQ_MAXPRIO || + rule->set_prio[1] > IFQ_MAXPRIO)) error = EINVAL; if (error) { Index: sys/net/pfvar.h =================================================================== RCS file: /cvs/src/sys/net/pfvar.h,v retrieving revision 1.365 diff -u -p -r1.365 pfvar.h --- sys/net/pfvar.h 10 Jul 2012 09:38:22 -0000 1.365 +++ sys/net/pfvar.h 11 Jul 2012 10:59:21 -0000 @@ -648,7 +648,6 @@ struct pf_rule { #define PF_FLUSH 0x01 #define PF_FLUSH_GLOBAL 0x02 u_int8_t flush; -#define PF_PRIO_NOTSET 0xff u_int8_t set_prio[2]; sa_family_t naf; @@ -840,7 +839,9 @@ struct pf_state { #define PFSTATE_SETTOS 0x0040 #define PFSTATE_RANDOMID 0x0080 #define PFSTATE_SCRUB_TCP 0x0100 +#define PFSTATE_SETPRIO 0x0200 #define PFSTATE_SCRUBMASK (PFSTATE_NODF|PFSTATE_RANDOMID|PFSTATE_SCRUB_TCP) +#define PFSTATE_SETMASK (PFSTATE_SETTOS|PFSTATE_SETPRIO) u_int8_t log; u_int8_t timeout; u_int8_t sync_state; /* PFSYNC_S_x */ Index: usr.sbin/ftp-proxy/filter.c =================================================================== RCS file: /cvs/src/usr.sbin/ftp-proxy/filter.c,v retrieving revision 1.19 diff -u -p -r1.19 filter.c --- usr.sbin/ftp-proxy/filter.c 7 Jul 2012 16:24:32 -0000 1.19 +++ usr.sbin/ftp-proxy/filter.c 11 Jul 2012 11:00:05 -0000 @@ -207,7 +207,6 @@ prepare_rule(u_int32_t id, struct sockad pfr.rule.dst.addr.type = PF_ADDR_ADDRMASK; pfr.rule.nat.addr.type = PF_ADDR_NONE; pfr.rule.rdr.addr.type = PF_ADDR_NONE; - pfr.rule.set_prio[0] = pfr.rule.set_prio[1] = PF_PRIO_NOTSET; if (src->sa_family == AF_INET) { memcpy(&pfr.rule.src.addr.v.a.addr.v4, Index: usr.sbin/relayd/pfe_filter.c =================================================================== RCS file: /cvs/src/usr.sbin/relayd/pfe_filter.c,v retrieving revision 1.49 diff -u -p -r1.49 pfe_filter.c --- usr.sbin/relayd/pfe_filter.c 7 Jul 2012 16:24:32 -0000 1.49 +++ usr.sbin/relayd/pfe_filter.c 11 Jul 2012 11:00:43 -0000 @@ -440,7 +440,6 @@ sync_ruleset(struct relayd *env, struct rio.rule.dst.port[1] = address->port.val[1]; rio.rule.rtableid = -1; /* stay in the main routing table */ rio.rule.onrdomain = getrtable(); - rio.rule.set_prio[0] = rio.rule.set_prio[1] = PF_PRIO_NOTSET; if (rio.rule.proto == IPPROTO_TCP) rio.rule.timeout[PFTM_TCP_ESTABLISHED] =