diff options
author | Patrick McHardy <kaber@trash.net> | 2006-01-08 22:22:14 -0800 |
---|---|---|
committer | David S. Miller <davem@sunset.davemloft.net> | 2006-01-09 14:16:14 -0800 |
commit | 4bba3925924148c24fb0c7636a04ad69a6a56b84 (patch) | |
tree | 9f8af6ab6509dd1bf3dcb7232a4e6fdc8cbf8629 /net/sched/gact.c | |
parent | 541673c859c0d71dedaaea1c148dfe3ccccc9422 (diff) |
[PKT_SCHED]: Prefix tc actions with act_
Clean up the net/sched directory a bit by prefix all actions with act_.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/gact.c')
-rw-r--r-- | net/sched/gact.c | 230 |
1 files changed, 0 insertions, 230 deletions
diff --git a/net/sched/gact.c b/net/sched/gact.c deleted file mode 100644 index a1e68f78dcc..00000000000 --- a/net/sched/gact.c +++ /dev/null @@ -1,230 +0,0 @@ -/* - * net/sched/gact.c Generic actions - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * - * copyright Jamal Hadi Salim (2002-4) - * - */ - -#include <asm/uaccess.h> -#include <asm/system.h> -#include <linux/bitops.h> -#include <linux/config.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/string.h> -#include <linux/mm.h> -#include <linux/socket.h> -#include <linux/sockios.h> -#include <linux/in.h> -#include <linux/errno.h> -#include <linux/interrupt.h> -#include <linux/netdevice.h> -#include <linux/skbuff.h> -#include <linux/rtnetlink.h> -#include <linux/module.h> -#include <linux/init.h> -#include <linux/proc_fs.h> -#include <net/sock.h> -#include <net/pkt_sched.h> -#include <linux/tc_act/tc_gact.h> -#include <net/tc_act/tc_gact.h> - -/* use generic hash table */ -#define MY_TAB_SIZE 16 -#define MY_TAB_MASK 15 - -static u32 idx_gen; -static struct tcf_gact *tcf_gact_ht[MY_TAB_SIZE]; -static DEFINE_RWLOCK(gact_lock); - -/* ovewrride the defaults */ -#define tcf_st tcf_gact -#define tc_st tc_gact -#define tcf_t_lock gact_lock -#define tcf_ht tcf_gact_ht - -#define CONFIG_NET_ACT_INIT 1 -#include <net/pkt_act.h> - -#ifdef CONFIG_GACT_PROB -static int gact_net_rand(struct tcf_gact *p) -{ - if (net_random()%p->pval) - return p->action; - return p->paction; -} - -static int gact_determ(struct tcf_gact *p) -{ - if (p->bstats.packets%p->pval) - return p->action; - return p->paction; -} - -typedef int (*g_rand)(struct tcf_gact *p); -static g_rand gact_rand[MAX_RAND]= { NULL, gact_net_rand, gact_determ }; -#endif - -static int tcf_gact_init(struct rtattr *rta, struct rtattr *est, - struct tc_action *a, int ovr, int bind) -{ - struct rtattr *tb[TCA_GACT_MAX]; - struct tc_gact *parm; - struct tcf_gact *p; - int ret = 0; - - if (rta == NULL || rtattr_parse_nested(tb, TCA_GACT_MAX, rta) < 0) - return -EINVAL; - - if (tb[TCA_GACT_PARMS - 1] == NULL || - RTA_PAYLOAD(tb[TCA_GACT_PARMS - 1]) < sizeof(*parm)) - return -EINVAL; - parm = RTA_DATA(tb[TCA_GACT_PARMS - 1]); - - if (tb[TCA_GACT_PROB-1] != NULL) -#ifdef CONFIG_GACT_PROB - if (RTA_PAYLOAD(tb[TCA_GACT_PROB-1]) < sizeof(struct tc_gact_p)) - return -EINVAL; -#else - return -EOPNOTSUPP; -#endif - - p = tcf_hash_check(parm->index, a, ovr, bind); - if (p == NULL) { - p = tcf_hash_create(parm->index, est, a, sizeof(*p), ovr, bind); - if (p == NULL) - return -ENOMEM; - ret = ACT_P_CREATED; - } else { - if (!ovr) { - tcf_hash_release(p, bind); - return -EEXIST; - } - } - - spin_lock_bh(&p->lock); - p->action = parm->action; -#ifdef CONFIG_GACT_PROB - if (tb[TCA_GACT_PROB-1] != NULL) { - struct tc_gact_p *p_parm = RTA_DATA(tb[TCA_GACT_PROB-1]); - p->paction = p_parm->paction; - p->pval = p_parm->pval; - p->ptype = p_parm->ptype; - } -#endif - spin_unlock_bh(&p->lock); - if (ret == ACT_P_CREATED) - tcf_hash_insert(p); - return ret; -} - -static int -tcf_gact_cleanup(struct tc_action *a, int bind) -{ - struct tcf_gact *p = PRIV(a, gact); - - if (p != NULL) - return tcf_hash_release(p, bind); - return 0; -} - -static int -tcf_gact(struct sk_buff *skb, struct tc_action *a, struct tcf_result *res) -{ - struct tcf_gact *p = PRIV(a, gact); - int action = TC_ACT_SHOT; - - spin_lock(&p->lock); -#ifdef CONFIG_GACT_PROB - if (p->ptype && gact_rand[p->ptype] != NULL) - action = gact_rand[p->ptype](p); - else - action = p->action; -#else - action = p->action; -#endif - p->bstats.bytes += skb->len; - p->bstats.packets++; - if (action == TC_ACT_SHOT) - p->qstats.drops++; - p->tm.lastuse = jiffies; - spin_unlock(&p->lock); - - return action; -} - -static int -tcf_gact_dump(struct sk_buff *skb, struct tc_action *a, int bind, int ref) -{ - unsigned char *b = skb->tail; - struct tc_gact opt; - struct tcf_gact *p = PRIV(a, gact); - struct tcf_t t; - - opt.index = p->index; - opt.refcnt = p->refcnt - ref; - opt.bindcnt = p->bindcnt - bind; - opt.action = p->action; - RTA_PUT(skb, TCA_GACT_PARMS, sizeof(opt), &opt); -#ifdef CONFIG_GACT_PROB - if (p->ptype) { - struct tc_gact_p p_opt; - p_opt.paction = p->paction; - p_opt.pval = p->pval; - p_opt.ptype = p->ptype; - RTA_PUT(skb, TCA_GACT_PROB, sizeof(p_opt), &p_opt); - } -#endif - t.install = jiffies_to_clock_t(jiffies - p->tm.install); - t.lastuse = jiffies_to_clock_t(jiffies - p->tm.lastuse); - t.expires = jiffies_to_clock_t(p->tm.expires); - RTA_PUT(skb, TCA_GACT_TM, sizeof(t), &t); - return skb->len; - - rtattr_failure: - skb_trim(skb, b - skb->data); - return -1; -} - -static struct tc_action_ops act_gact_ops = { - .kind = "gact", - .type = TCA_ACT_GACT, - .capab = TCA_CAP_NONE, - .owner = THIS_MODULE, - .act = tcf_gact, - .dump = tcf_gact_dump, - .cleanup = tcf_gact_cleanup, - .lookup = tcf_hash_search, - .init = tcf_gact_init, - .walk = tcf_generic_walker -}; - -MODULE_AUTHOR("Jamal Hadi Salim(2002-4)"); -MODULE_DESCRIPTION("Generic Classifier actions"); -MODULE_LICENSE("GPL"); - -static int __init -gact_init_module(void) -{ -#ifdef CONFIG_GACT_PROB - printk("GACT probability on\n"); -#else - printk("GACT probability NOT on\n"); -#endif - return tcf_register_action(&act_gact_ops); -} - -static void __exit -gact_cleanup_module(void) -{ - tcf_unregister_action(&act_gact_ops); -} - -module_init(gact_init_module); -module_exit(gact_cleanup_module); |