From: Stephen Hemminger Date: Mon, 21 Jan 2008 10:26:41 +0000 (-0800) Subject: [PKT_SCHED] net classifier: style cleanup's X-Git-Tag: v2.6.25-rc1~1162^2~224 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=aa767bfea4828936fffb7800204294ba4c8ba283;p=linux-2.6 [PKT_SCHED] net classifier: style cleanup's Classifier code cleanup. Get rid of printk wrapper, and fix whitespace and other style stuff reported by checkpatch Signed-off-by: Stephen Hemminger Signed-off-by: David S. Miller --- diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c index 80dccac769..e53773612b 100644 --- a/net/sched/cls_api.c +++ b/net/sched/cls_api.c @@ -29,12 +29,6 @@ #include #include -#if 0 /* control */ -#define DPRINTK(format,args...) printk(KERN_DEBUG format,##args) -#else -#define DPRINTK(format,args...) -#endif - /* The list of all installed classifier types */ static struct tcf_proto_ops *tcf_proto_base; @@ -44,7 +38,7 @@ static DEFINE_RWLOCK(cls_mod_lock); /* Find classifier type by string name */ -static struct tcf_proto_ops * tcf_proto_lookup_ops(struct rtattr *kind) +static struct tcf_proto_ops *tcf_proto_lookup_ops(struct rtattr *kind) { struct tcf_proto_ops *t = NULL; @@ -81,6 +75,7 @@ out: write_unlock(&cls_mod_lock); return rc; } +EXPORT_SYMBOL(register_tcf_proto_ops); int unregister_tcf_proto_ops(struct tcf_proto_ops *ops) { @@ -100,6 +95,7 @@ out: write_unlock(&cls_mod_lock); return rc; } +EXPORT_SYMBOL(unregister_tcf_proto_ops); static int tfilter_notify(struct sk_buff *oskb, struct nlmsghdr *n, struct tcf_proto *tp, unsigned long fh, int event); @@ -107,9 +103,9 @@ static int tfilter_notify(struct sk_buff *oskb, struct nlmsghdr *n, /* Select new prio value from the range, managed by kernel. */ -static __inline__ u32 tcf_auto_prio(struct tcf_proto *tp) +static inline u32 tcf_auto_prio(struct tcf_proto *tp) { - u32 first = TC_H_MAKE(0xC0000000U,0U); + u32 first = TC_H_MAKE(0xC0000000U, 0U); if (tp) first = tp->prio-1; @@ -154,21 +150,25 @@ replay: /* If no priority is given, user wants we allocated it. */ if (n->nlmsg_type != RTM_NEWTFILTER || !(n->nlmsg_flags&NLM_F_CREATE)) return -ENOENT; - prio = TC_H_MAKE(0x80000000U,0U); + prio = TC_H_MAKE(0x80000000U, 0U); } /* Find head of filter chain. */ /* Find link */ - if ((dev = __dev_get_by_index(&init_net, t->tcm_ifindex)) == NULL) + dev = __dev_get_by_index(&init_net, t->tcm_ifindex); + if (dev == NULL) return -ENODEV; /* Find qdisc */ if (!parent) { q = dev->qdisc_sleeping; parent = q->handle; - } else if ((q = qdisc_lookup(dev, TC_H_MAJ(t->tcm_parent))) == NULL) - return -EINVAL; + } else { + q = qdisc_lookup(dev, TC_H_MAJ(t->tcm_parent)); + if (q == NULL) + return -EINVAL; + } /* Is it classful? */ if ((cops = q->ops->cl_ops) == NULL) @@ -213,7 +213,8 @@ replay: /* Create new proto tcf */ err = -ENOBUFS; - if ((tp = kzalloc(sizeof(*tp), GFP_KERNEL)) == NULL) + tp = kzalloc(sizeof(*tp), GFP_KERNEL); + if (tp == NULL) goto errout; err = -EINVAL; tp_ops = tcf_proto_lookup_ops(tca[TCA_KIND-1]); @@ -249,7 +250,9 @@ replay: tp->q = q; tp->classify = tp_ops->classify; tp->classid = parent; - if ((err = tp_ops->init(tp)) != 0) { + + err = tp_ops->init(tp); + if (err != 0) { module_put(tp_ops->owner); kfree(tp); goto errout; @@ -278,13 +281,14 @@ replay: } err = -ENOENT; - if (n->nlmsg_type != RTM_NEWTFILTER || !(n->nlmsg_flags&NLM_F_CREATE)) + if (n->nlmsg_type != RTM_NEWTFILTER || + !(n->nlmsg_flags & NLM_F_CREATE)) goto errout; } else { switch (n->nlmsg_type) { case RTM_NEWTFILTER: err = -EEXIST; - if (n->nlmsg_flags&NLM_F_EXCL) + if (n->nlmsg_flags & NLM_F_EXCL) goto errout; break; case RTM_DELTFILTER: @@ -314,9 +318,8 @@ errout: return err; } -static int -tcf_fill_node(struct sk_buff *skb, struct tcf_proto *tp, unsigned long fh, - u32 pid, u32 seq, u16 flags, int event) +static int tcf_fill_node(struct sk_buff *skb, struct tcf_proto *tp, + unsigned long fh, u32 pid, u32 seq, u16 flags, int event) { struct tcmsg *tcm; struct nlmsghdr *nlh; @@ -361,19 +364,20 @@ static int tfilter_notify(struct sk_buff *oskb, struct nlmsghdr *n, return -EINVAL; } - return rtnetlink_send(skb, &init_net, pid, RTNLGRP_TC, n->nlmsg_flags&NLM_F_ECHO); + return rtnetlink_send(skb, &init_net, pid, RTNLGRP_TC, + n->nlmsg_flags & NLM_F_ECHO); } -struct tcf_dump_args -{ +struct tcf_dump_args { struct tcf_walker w; struct sk_buff *skb; struct netlink_callback *cb; }; -static int tcf_node_dump(struct tcf_proto *tp, unsigned long n, struct tcf_walker *arg) +static int tcf_node_dump(struct tcf_proto *tp, unsigned long n, + struct tcf_walker *arg) { - struct tcf_dump_args *a = (void*)arg; + struct tcf_dump_args *a = (void *)arg; return tcf_fill_node(a->skb, tp, n, NETLINK_CB(a->cb->skb).pid, a->cb->nlh->nlmsg_seq, NLM_F_MULTI, RTM_NEWTFILTER); @@ -387,7 +391,7 @@ static int tc_dump_tfilter(struct sk_buff *skb, struct netlink_callback *cb) struct net_device *dev; struct Qdisc *q; struct tcf_proto *tp, **chain; - struct tcmsg *tcm = (struct tcmsg*)NLMSG_DATA(cb->nlh); + struct tcmsg *tcm = (struct tcmsg *)NLMSG_DATA(cb->nlh); unsigned long cl = 0; const struct Qdisc_class_ops *cops; struct tcf_dump_args arg; @@ -431,9 +435,10 @@ static int tc_dump_tfilter(struct sk_buff *skb, struct netlink_callback *cb) memset(&cb->args[1], 0, sizeof(cb->args)-sizeof(cb->args[0])); if (cb->args[1] == 0) { if (tcf_fill_node(skb, tp, 0, NETLINK_CB(cb->skb).pid, - cb->nlh->nlmsg_seq, NLM_F_MULTI, RTM_NEWTFILTER) <= 0) { + cb->nlh->nlmsg_seq, NLM_F_MULTI, + RTM_NEWTFILTER) <= 0) break; - } + cb->args[1] = 1; } if (tp->ops->walk == NULL) @@ -460,8 +465,7 @@ out: return skb->len; } -void -tcf_exts_destroy(struct tcf_proto *tp, struct tcf_exts *exts) +void tcf_exts_destroy(struct tcf_proto *tp, struct tcf_exts *exts) { #ifdef CONFIG_NET_CLS_ACT if (exts->action) { @@ -470,10 +474,9 @@ tcf_exts_destroy(struct tcf_proto *tp, struct tcf_exts *exts) } #endif } +EXPORT_SYMBOL(tcf_exts_destroy); - -int -tcf_exts_validate(struct tcf_proto *tp, struct rtattr **tb, +int tcf_exts_validate(struct tcf_proto *tp, struct rtattr **tb, struct rtattr *rate_tlv, struct tcf_exts *exts, struct tcf_ext_map *map) { @@ -485,8 +488,9 @@ tcf_exts_validate(struct tcf_proto *tp, struct rtattr **tb, struct tc_action *act; if (map->police && tb[map->police-1]) { - act = tcf_action_init_1(tb[map->police-1], rate_tlv, "police", - TCA_ACT_NOREPLACE, TCA_ACT_BIND, &err); + act = tcf_action_init_1(tb[map->police-1], rate_tlv, + "police", TCA_ACT_NOREPLACE, + TCA_ACT_BIND, &err); if (act == NULL) return err; @@ -509,10 +513,10 @@ tcf_exts_validate(struct tcf_proto *tp, struct rtattr **tb, return 0; } +EXPORT_SYMBOL(tcf_exts_validate); -void -tcf_exts_change(struct tcf_proto *tp, struct tcf_exts *dst, - struct tcf_exts *src) +void tcf_exts_change(struct tcf_proto *tp, struct tcf_exts *dst, + struct tcf_exts *src) { #ifdef CONFIG_NET_CLS_ACT if (src->action) { @@ -525,9 +529,9 @@ tcf_exts_change(struct tcf_proto *tp, struct tcf_exts *dst, } #endif } +EXPORT_SYMBOL(tcf_exts_change); -int -tcf_exts_dump(struct sk_buff *skb, struct tcf_exts *exts, +int tcf_exts_dump(struct sk_buff *skb, struct tcf_exts *exts, struct tcf_ext_map *map) { #ifdef CONFIG_NET_CLS_ACT @@ -556,10 +560,11 @@ tcf_exts_dump(struct sk_buff *skb, struct tcf_exts *exts, rtattr_failure: __attribute__ ((unused)) return -1; } +EXPORT_SYMBOL(tcf_exts_dump); -int -tcf_exts_dump_stats(struct sk_buff *skb, struct tcf_exts *exts, - struct tcf_ext_map *map) + +int tcf_exts_dump_stats(struct sk_buff *skb, struct tcf_exts *exts, + struct tcf_ext_map *map) { #ifdef CONFIG_NET_CLS_ACT if (exts->action) @@ -570,6 +575,7 @@ tcf_exts_dump_stats(struct sk_buff *skb, struct tcf_exts *exts, rtattr_failure: __attribute__ ((unused)) return -1; } +EXPORT_SYMBOL(tcf_exts_dump_stats); static int __init tc_filter_init(void) { @@ -582,11 +588,3 @@ static int __init tc_filter_init(void) } subsys_initcall(tc_filter_init); - -EXPORT_SYMBOL(register_tcf_proto_ops); -EXPORT_SYMBOL(unregister_tcf_proto_ops); -EXPORT_SYMBOL(tcf_exts_validate); -EXPORT_SYMBOL(tcf_exts_destroy); -EXPORT_SYMBOL(tcf_exts_change); -EXPORT_SYMBOL(tcf_exts_dump); -EXPORT_SYMBOL(tcf_exts_dump_stats); diff --git a/net/sched/cls_tcindex.c b/net/sched/cls_tcindex.c index 2314820a08..471909e548 100644 --- a/net/sched/cls_tcindex.c +++ b/net/sched/cls_tcindex.c @@ -29,19 +29,6 @@ #define DEFAULT_HASH_SIZE 64 /* optimized for diffserv */ -#if 1 /* control */ -#define DPRINTK(format,args...) printk(KERN_DEBUG format,##args) -#else -#define DPRINTK(format,args...) -#endif - -#if 0 /* data */ -#define D2PRINTK(format,args...) printk(KERN_DEBUG format,##args) -#else -#define D2PRINTK(format,args...) -#endif - - #define PRIV(tp) ((struct tcindex_data *) (tp)->root) @@ -104,7 +91,8 @@ static int tcindex_classify(struct sk_buff *skb, struct tcf_proto *tp, struct tcindex_filter_result *f; int key = (skb->tc_index & p->mask) >> p->shift; - D2PRINTK("tcindex_classify(skb %p,tp %p,res %p),p %p\n",skb,tp,res,p); + pr_debug("tcindex_classify(skb %p,tp %p,res %p),p %p\n", + skb, tp, res, p); f = tcindex_lookup(p, key); if (!f) { @@ -112,11 +100,11 @@ static int tcindex_classify(struct sk_buff *skb, struct tcf_proto *tp, return -1; res->classid = TC_H_MAKE(TC_H_MAJ(tp->q->handle), key); res->class = 0; - D2PRINTK("alg 0x%x\n",res->classid); + pr_debug("alg 0x%x\n", res->classid); return 0; } *res = f->res; - D2PRINTK("map 0x%x\n",res->classid); + pr_debug("map 0x%x\n", res->classid); return tcf_exts_exec(skb, &f->exts, res); } @@ -127,7 +115,7 @@ static unsigned long tcindex_get(struct tcf_proto *tp, u32 handle) struct tcindex_data *p = PRIV(tp); struct tcindex_filter_result *r; - DPRINTK("tcindex_get(tp %p,handle 0x%08x)\n",tp,handle); + pr_debug("tcindex_get(tp %p,handle 0x%08x)\n", tp, handle); if (p->perfect && handle >= p->alloc_hash) return 0; r = tcindex_lookup(p, handle); @@ -137,7 +125,7 @@ static unsigned long tcindex_get(struct tcf_proto *tp, u32 handle) static void tcindex_put(struct tcf_proto *tp, unsigned long f) { - DPRINTK("tcindex_put(tp %p,f 0x%lx)\n",tp,f); + pr_debug("tcindex_put(tp %p,f 0x%lx)\n", tp, f); } @@ -145,8 +133,8 @@ static int tcindex_init(struct tcf_proto *tp) { struct tcindex_data *p; - DPRINTK("tcindex_init(tp %p)\n",tp); - p = kzalloc(sizeof(struct tcindex_data),GFP_KERNEL); + pr_debug("tcindex_init(tp %p)\n", tp); + p = kzalloc(sizeof(struct tcindex_data), GFP_KERNEL); if (!p) return -ENOMEM; @@ -166,7 +154,7 @@ __tcindex_delete(struct tcf_proto *tp, unsigned long arg, int lock) struct tcindex_filter_result *r = (struct tcindex_filter_result *) arg; struct tcindex_filter *f = NULL; - DPRINTK("tcindex_delete(tp %p,arg 0x%lx),p %p,f %p\n",tp,arg,p,f); + pr_debug("tcindex_delete(tp %p,arg 0x%lx),p %p,f %p\n", tp, arg, p, f); if (p->perfect) { if (!r->res.class) return -ENOENT; @@ -363,7 +351,7 @@ tcindex_change(struct tcf_proto *tp, unsigned long base, u32 handle, struct tcindex_data *p = PRIV(tp); struct tcindex_filter_result *r = (struct tcindex_filter_result *) *arg; - DPRINTK("tcindex_change(tp %p,handle 0x%08x,tca %p,arg %p),opt %p," + pr_debug("tcindex_change(tp %p,handle 0x%08x,tca %p,arg %p),opt %p," "p %p,r %p,*arg 0x%lx\n", tp, handle, tca, arg, opt, p, r, arg ? *arg : 0L); @@ -380,10 +368,10 @@ tcindex_change(struct tcf_proto *tp, unsigned long base, u32 handle, static void tcindex_walk(struct tcf_proto *tp, struct tcf_walker *walker) { struct tcindex_data *p = PRIV(tp); - struct tcindex_filter *f,*next; + struct tcindex_filter *f, *next; int i; - DPRINTK("tcindex_walk(tp %p,walker %p),p %p\n",tp,walker,p); + pr_debug("tcindex_walk(tp %p,walker %p),p %p\n", tp, walker, p); if (p->perfect) { for (i = 0; i < p->hash; i++) { if (!p->perfect[i].res.class) @@ -405,7 +393,7 @@ static void tcindex_walk(struct tcf_proto *tp, struct tcf_walker *walker) for (f = p->h[i]; f; f = next) { next = f->next; if (walker->count >= walker->skip) { - if (walker->fn(tp,(unsigned long) &f->result, + if (walker->fn(tp, (unsigned long) &f->result, walker) < 0) { walker->stop = 1; return; @@ -429,11 +417,11 @@ static void tcindex_destroy(struct tcf_proto *tp) struct tcindex_data *p = PRIV(tp); struct tcf_walker walker; - DPRINTK("tcindex_destroy(tp %p),p %p\n",tp,p); + pr_debug("tcindex_destroy(tp %p),p %p\n", tp, p); walker.count = 0; walker.skip = 0; walker.fn = &tcindex_destroy_element; - tcindex_walk(tp,&walker); + tcindex_walk(tp, &walker); kfree(p->perfect); kfree(p->h); kfree(p); @@ -449,17 +437,17 @@ static int tcindex_dump(struct tcf_proto *tp, unsigned long fh, unsigned char *b = skb_tail_pointer(skb); struct rtattr *rta; - DPRINTK("tcindex_dump(tp %p,fh 0x%lx,skb %p,t %p),p %p,r %p,b %p\n", - tp,fh,skb,t,p,r,b); - DPRINTK("p->perfect %p p->h %p\n",p->perfect,p->h); + pr_debug("tcindex_dump(tp %p,fh 0x%lx,skb %p,t %p),p %p,r %p,b %p\n", + tp, fh, skb, t, p, r, b); + pr_debug("p->perfect %p p->h %p\n", p->perfect, p->h); rta = (struct rtattr *) b; - RTA_PUT(skb,TCA_OPTIONS,0,NULL); + RTA_PUT(skb, TCA_OPTIONS, 0, NULL); if (!fh) { t->tcm_handle = ~0; /* whatever ... */ - RTA_PUT(skb,TCA_TCINDEX_HASH,sizeof(p->hash),&p->hash); - RTA_PUT(skb,TCA_TCINDEX_MASK,sizeof(p->mask),&p->mask); - RTA_PUT(skb,TCA_TCINDEX_SHIFT,sizeof(p->shift),&p->shift); - RTA_PUT(skb,TCA_TCINDEX_FALL_THROUGH,sizeof(p->fall_through), + RTA_PUT(skb, TCA_TCINDEX_HASH, sizeof(p->hash), &p->hash); + RTA_PUT(skb, TCA_TCINDEX_MASK, sizeof(p->mask), &p->mask); + RTA_PUT(skb, TCA_TCINDEX_SHIFT, sizeof(p->shift), &p->shift); + RTA_PUT(skb, TCA_TCINDEX_FALL_THROUGH, sizeof(p->fall_through), &p->fall_through); rta->rta_len = skb_tail_pointer(skb) - b; } else { @@ -478,7 +466,7 @@ static int tcindex_dump(struct tcf_proto *tp, unsigned long fh, } } } - DPRINTK("handle = %d\n",t->tcm_handle); + pr_debug("handle = %d\n", t->tcm_handle); if (r->res.class) RTA_PUT(skb, TCA_TCINDEX_CLASSID, 4, &r->res.classid);