diff options
Diffstat (limited to 'freebsd/sys/netinet/ipfw/ip_dummynet.c')
| -rw-r--r-- | freebsd/sys/netinet/ipfw/ip_dummynet.c | 79 |
1 files changed, 47 insertions, 32 deletions
diff --git a/freebsd/sys/netinet/ipfw/ip_dummynet.c b/freebsd/sys/netinet/ipfw/ip_dummynet.c index 5d51c30b..89e5f4db 100644 --- a/freebsd/sys/netinet/ipfw/ip_dummynet.c +++ b/freebsd/sys/netinet/ipfw/ip_dummynet.c @@ -99,7 +99,7 @@ find_sched_type(int type, char *name) struct dn_alg *d; SLIST_FOREACH(d, &dn_cfg.schedlist, next) { - if (d->type == type || (name && !strcmp(d->name, name))) + if (d->type == type || (name && !strcasecmp(d->name, name))) return d; } return NULL; /* not found */ @@ -110,6 +110,10 @@ ipdn_bound_var(int *v, int dflt, int lo, int hi, const char *msg) { int oldv = *v; const char *op = NULL; + if (dflt < lo) + dflt = lo; + if (dflt > hi) + dflt = hi; if (oldv < lo) { *v = dflt; op = "Bump"; @@ -749,9 +753,10 @@ schk_delete_cb(void *obj, void *arg) #endif fsk_detach_list(&s->fsk_list, arg ? DN_DESTROY : 0); /* no more flowset pointing to us now */ - if (s->sch.flags & DN_HAVE_MASK) + if (s->sch.flags & DN_HAVE_MASK) { dn_ht_scan(s->siht, si_destroy, NULL); - else if (s->siht) + dn_ht_free(s->siht, 0); + } else if (s->siht) si_destroy(s->siht, NULL); if (s->profile) { free(s->profile, M_DUMMYNET); @@ -804,6 +809,7 @@ copy_obj(char **start, char *end, void *_o, const char *msg, int i) /* Adjust burst parameter for link */ struct dn_link *l = (struct dn_link *)*start; l->burst = div64(l->burst, 8 * hz); + l->delay = l->delay * 1000 / hz; } else if (o->type == DN_SCH) { /* Set id->id to the number of instances */ struct dn_schk *s = _o; @@ -1040,7 +1046,7 @@ config_red(struct dn_fsk *fs) fs->w_q = fs->fs.w_q; fs->max_p = fs->fs.max_p; - D("called"); + ND("called"); /* Doing stuff that was in userland */ i = fs->sched->link.bandwidth; s = (i <= 0) ? 0 : @@ -1104,7 +1110,7 @@ config_red(struct dn_fsk *fs) if (dn_cfg.red_max_pkt_size < 1) dn_cfg.red_max_pkt_size = 1500; fs->max_pkt_size = dn_cfg.red_max_pkt_size; - D("exit"); + ND("exit"); return 0; } @@ -1834,9 +1840,7 @@ dummynet_get(struct sockopt *sopt, void **compat) #endif if (l > sizeof(r)) { /* request larger than default, allocate buffer */ - cmd = malloc(l, M_DUMMYNET, M_WAIT); - if (cmd == NULL) - return ENOMEM; //XXX + cmd = malloc(l, M_DUMMYNET, M_WAITOK); error = sooptcopyin(sopt, cmd, l, l); sopt->sopt_valsize = sopt_valsize; if (error) @@ -1892,10 +1896,6 @@ dummynet_get(struct sockopt *sopt, void **compat) have = need; start = malloc(have, M_DUMMYNET, M_WAITOK | M_ZERO); - if (start == NULL) { - error = ENOMEM; - goto done; - } } if (start == NULL) { @@ -2114,14 +2114,10 @@ ip_dn_ctl(struct sockopt *sopt) static void ip_dn_init(void) { - static int init_done = 0; - - if (init_done) + if (dn_cfg.init_done) return; - init_done = 1; - if (bootverbose) - printf("DUMMYNET with IPv6 initialized (100131)\n"); - + printf("DUMMYNET %p with IPv6 initialized (100409)\n", curvnet); + dn_cfg.init_done = 1; /* Set defaults here. MSVC does not accept initializers, * and this is also useful for vimages */ @@ -2136,7 +2132,7 @@ ip_dn_init(void) dn_cfg.red_max_pkt_size = 1500; /* default max packet size */ /* hash tables */ - dn_cfg.max_hash_size = 1024; /* max in the hash tables */ + dn_cfg.max_hash_size = 65536; /* max in the hash tables */ dn_cfg.hash_size = 64; /* default hash size */ /* create hash tables for schedulers and flowsets. @@ -2158,10 +2154,8 @@ ip_dn_init(void) SLIST_INIT(&dn_cfg.schedlist); DN_LOCK_INIT(); - ip_dn_ctl_ptr = ip_dn_ctl; - ip_dn_io_ptr = dummynet_io; - TASK_INIT(&dn_task, 0, dummynet_task, NULL); + TASK_INIT(&dn_task, 0, dummynet_task, curvnet); dn_tq = taskqueue_create_fast("dummynet", M_NOWAIT, taskqueue_thread_enqueue, &dn_tq); taskqueue_start_threads(&dn_tq, 1, PI_NET, "dummynet"); @@ -2175,13 +2169,16 @@ ip_dn_init(void) #ifdef KLD_MODULE static void -ip_dn_destroy(void) +ip_dn_destroy(int last) { callout_drain(&dn_timeout); DN_BH_WLOCK(); - ip_dn_ctl_ptr = NULL; - ip_dn_io_ptr = NULL; + if (last) { + ND("removing last instance\n"); + ip_dn_ctl_ptr = NULL; + ip_dn_io_ptr = NULL; + } dummynet_flush(); DN_BH_WUNLOCK(); @@ -2206,13 +2203,15 @@ dummynet_modevent(module_t mod, int type, void *data) return EEXIST ; } ip_dn_init(); + ip_dn_ctl_ptr = ip_dn_ctl; + ip_dn_io_ptr = dummynet_io; return 0; } else if (type == MOD_UNLOAD) { #if !defined(KLD_MODULE) printf("dummynet statically compiled, cannot unload\n"); return EINVAL ; #else - ip_dn_destroy(); + ip_dn_destroy(1 /* last */); return 0; #endif } else @@ -2256,13 +2255,13 @@ unload_dn_sched(struct dn_alg *s) struct dn_alg *tmp, *r; int err = EINVAL; - D("called for %s", s->name); + ND("called for %s", s->name); DN_BH_WLOCK(); SLIST_FOREACH_SAFE(r, &dn_cfg.schedlist, next, tmp) { if (strcmp(s->name, r->name) != 0) continue; - D("ref_count = %d", r->ref_count); + ND("ref_count = %d", r->ref_count); err = (r->ref_count != 0) ? EBUSY : 0; if (err == 0) SLIST_REMOVE(&dn_cfg.schedlist, r, dn_alg, next); @@ -2290,8 +2289,24 @@ static moduledata_t dummynet_mod = { "dummynet", dummynet_modevent, NULL }; -DECLARE_MODULE(dummynet, dummynet_mod, - SI_SUB_PROTO_IFATTACHDOMAIN, SI_ORDER_ANY-1); +#define DN_SI_SUB SI_SUB_PROTO_IFATTACHDOMAIN +#define DN_MODEV_ORD (SI_ORDER_ANY - 128) /* after ipfw */ +DECLARE_MODULE(dummynet, dummynet_mod, DN_SI_SUB, DN_MODEV_ORD); MODULE_DEPEND(dummynet, ipfw, 2, 2, 2); -MODULE_VERSION(dummynet, 1); +MODULE_VERSION(dummynet, 3); + +/* + * Starting up. Done in order after dummynet_modevent() has been called. + * VNET_SYSINIT is also called for each existing vnet and each new vnet. + */ +//VNET_SYSINIT(vnet_dn_init, DN_SI_SUB, DN_MODEV_ORD+2, ip_dn_init, NULL); + +/* + * Shutdown handlers up shop. These are done in REVERSE ORDER, but still + * after dummynet_modevent() has been called. Not called on reboot. + * VNET_SYSUNINIT is also called for each exiting vnet as it exits. + * or when the module is unloaded. + */ +//VNET_SYSUNINIT(vnet_dn_uninit, DN_SI_SUB, DN_MODEV_ORD+2, ip_dn_destroy, NULL); + /* end of file */ |