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Diffstat (limited to 'net/sched/sch_cbq.c')
-rw-r--r--net/sched/sch_cbq.c362
1 files changed, 184 insertions, 178 deletions
diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c
index 5f63ec58942c..24d94c097b35 100644
--- a/net/sched/sch_cbq.c
+++ b/net/sched/sch_cbq.c
@@ -72,8 +72,7 @@
struct cbq_sched_data;
-struct cbq_class
-{
+struct cbq_class {
struct Qdisc_class_common common;
struct cbq_class *next_alive; /* next class with backlog in this priority band */
@@ -139,19 +138,18 @@ struct cbq_class
int refcnt;
int filters;
- struct cbq_class *defaults[TC_PRIO_MAX+1];
+ struct cbq_class *defaults[TC_PRIO_MAX + 1];
};
-struct cbq_sched_data
-{
+struct cbq_sched_data {
struct Qdisc_class_hash clhash; /* Hash table of all classes */
- int nclasses[TC_CBQ_MAXPRIO+1];
- unsigned quanta[TC_CBQ_MAXPRIO+1];
+ int nclasses[TC_CBQ_MAXPRIO + 1];
+ unsigned int quanta[TC_CBQ_MAXPRIO + 1];
struct cbq_class link;
- unsigned activemask;
- struct cbq_class *active[TC_CBQ_MAXPRIO+1]; /* List of all classes
+ unsigned int activemask;
+ struct cbq_class *active[TC_CBQ_MAXPRIO + 1]; /* List of all classes
with backlog */
#ifdef CONFIG_NET_CLS_ACT
@@ -162,7 +160,7 @@ struct cbq_sched_data
int tx_len;
psched_time_t now; /* Cached timestamp */
psched_time_t now_rt; /* Cached real time */
- unsigned pmask;
+ unsigned int pmask;
struct hrtimer delay_timer;
struct qdisc_watchdog watchdog; /* Watchdog timer,
@@ -175,9 +173,9 @@ struct cbq_sched_data
};
-#define L2T(cl,len) qdisc_l2t((cl)->R_tab,len)
+#define L2T(cl, len) qdisc_l2t((cl)->R_tab, len)
-static __inline__ struct cbq_class *
+static inline struct cbq_class *
cbq_class_lookup(struct cbq_sched_data *q, u32 classid)
{
struct Qdisc_class_common *clc;
@@ -193,25 +191,27 @@ cbq_class_lookup(struct cbq_sched_data *q, u32 classid)
static struct cbq_class *
cbq_reclassify(struct sk_buff *skb, struct cbq_class *this)
{
- struct cbq_class *cl, *new;
+ struct cbq_class *cl;
- for (cl = this->tparent; cl; cl = cl->tparent)
- if ((new = cl->defaults[TC_PRIO_BESTEFFORT]) != NULL && new != this)
- return new;
+ for (cl = this->tparent; cl; cl = cl->tparent) {
+ struct cbq_class *new = cl->defaults[TC_PRIO_BESTEFFORT];
+ if (new != NULL && new != this)
+ return new;
+ }
return NULL;
}
#endif
/* Classify packet. The procedure is pretty complicated, but
- it allows us to combine link sharing and priority scheduling
- transparently.
-
- Namely, you can put link sharing rules (f.e. route based) at root of CBQ,
- so that it resolves to split nodes. Then packets are classified
- by logical priority, or a more specific classifier may be attached
- to the split node.
+ * it allows us to combine link sharing and priority scheduling
+ * transparently.
+ *
+ * Namely, you can put link sharing rules (f.e. route based) at root of CBQ,
+ * so that it resolves to split nodes. Then packets are classified
+ * by logical priority, or a more specific classifier may be attached
+ * to the split node.
*/
static struct cbq_class *
@@ -227,7 +227,7 @@ cbq_classify(struct sk_buff *skb, struct Qdisc *sch, int *qerr)
/*
* Step 1. If skb->priority points to one of our classes, use it.
*/
- if (TC_H_MAJ(prio^sch->handle) == 0 &&
+ if (TC_H_MAJ(prio ^ sch->handle) == 0 &&
(cl = cbq_class_lookup(q, prio)) != NULL)
return cl;
@@ -243,10 +243,11 @@ cbq_classify(struct sk_buff *skb, struct Qdisc *sch, int *qerr)
(result = tc_classify_compat(skb, head->filter_list, &res)) < 0)
goto fallback;
- if ((cl = (void*)res.class) == NULL) {
+ cl = (void *)res.class;
+ if (!cl) {
if (TC_H_MAJ(res.classid))
cl = cbq_class_lookup(q, res.classid);
- else if ((cl = defmap[res.classid&TC_PRIO_MAX]) == NULL)
+ else if ((cl = defmap[res.classid & TC_PRIO_MAX]) == NULL)
cl = defmap[TC_PRIO_BESTEFFORT];
if (cl == NULL || cl->level >= head->level)
@@ -282,7 +283,7 @@ fallback:
* Step 4. No success...
*/
if (TC_H_MAJ(prio) == 0 &&
- !(cl = head->defaults[prio&TC_PRIO_MAX]) &&
+ !(cl = head->defaults[prio & TC_PRIO_MAX]) &&
!(cl = head->defaults[TC_PRIO_BESTEFFORT]))
return head;
@@ -290,12 +291,12 @@ fallback:
}
/*
- A packet has just been enqueued on the empty class.
- cbq_activate_class adds it to the tail of active class list
- of its priority band.
+ * A packet has just been enqueued on the empty class.
+ * cbq_activate_class adds it to the tail of active class list
+ * of its priority band.
*/
-static __inline__ void cbq_activate_class(struct cbq_class *cl)
+static inline void cbq_activate_class(struct cbq_class *cl)
{
struct cbq_sched_data *q = qdisc_priv(cl->qdisc);
int prio = cl->cpriority;
@@ -314,9 +315,9 @@ static __inline__ void cbq_activate_class(struct cbq_class *cl)
}
/*
- Unlink class from active chain.
- Note that this same procedure is done directly in cbq_dequeue*
- during round-robin procedure.
+ * Unlink class from active chain.
+ * Note that this same procedure is done directly in cbq_dequeue*
+ * during round-robin procedure.
*/
static void cbq_deactivate_class(struct cbq_class *this)
@@ -350,7 +351,7 @@ cbq_mark_toplevel(struct cbq_sched_data *q, struct cbq_class *cl)
{
int toplevel = q->toplevel;
- if (toplevel > cl->level && !(cl->q->flags&TCQ_F_THROTTLED)) {
+ if (toplevel > cl->level && !(qdisc_is_throttled(cl->q))) {
psched_time_t now;
psched_tdiff_t incr;
@@ -363,7 +364,7 @@ cbq_mark_toplevel(struct cbq_sched_data *q, struct cbq_class *cl)
q->toplevel = cl->level;
return;
}
- } while ((cl=cl->borrow) != NULL && toplevel > cl->level);
+ } while ((cl = cl->borrow) != NULL && toplevel > cl->level);
}
}
@@ -417,11 +418,11 @@ static void cbq_ovl_classic(struct cbq_class *cl)
delay += cl->offtime;
/*
- Class goes to sleep, so that it will have no
- chance to work avgidle. Let's forgive it 8)
-
- BTW cbq-2.0 has a crap in this
- place, apparently they forgot to shift it by cl->ewma_log.
+ * Class goes to sleep, so that it will have no
+ * chance to work avgidle. Let's forgive it 8)
+ *
+ * BTW cbq-2.0 has a crap in this
+ * place, apparently they forgot to shift it by cl->ewma_log.
*/
if (cl->avgidle < 0)
delay -= (-cl->avgidle) - ((-cl->avgidle) >> cl->ewma_log);
@@ -438,8 +439,8 @@ static void cbq_ovl_classic(struct cbq_class *cl)
q->wd_expires = delay;
/* Dirty work! We must schedule wakeups based on
- real available rate, rather than leaf rate,
- which may be tiny (even zero).
+ * real available rate, rather than leaf rate,
+ * which may be tiny (even zero).
*/
if (q->toplevel == TC_CBQ_MAXLEVEL) {
struct cbq_class *b;
@@ -459,7 +460,7 @@ static void cbq_ovl_classic(struct cbq_class *cl)
}
/* TC_CBQ_OVL_RCLASSIC: penalize by offtime classes in hierarchy, when
- they go overlimit
+ * they go overlimit
*/
static void cbq_ovl_rclassic(struct cbq_class *cl)
@@ -594,7 +595,7 @@ static enum hrtimer_restart cbq_undelay(struct hrtimer *timer)
struct Qdisc *sch = q->watchdog.qdisc;
psched_time_t now;
psched_tdiff_t delay = 0;
- unsigned pmask;
+ unsigned int pmask;
now = psched_get_time();
@@ -623,7 +624,7 @@ static enum hrtimer_restart cbq_undelay(struct hrtimer *timer)
hrtimer_start(&q->delay_timer, time, HRTIMER_MODE_ABS);
}
- sch->flags &= ~TCQ_F_THROTTLED;
+ qdisc_unthrottled(sch);
__netif_schedule(qdisc_root(sch));
return HRTIMER_NORESTART;
}
@@ -663,15 +664,15 @@ static int cbq_reshape_fail(struct sk_buff *skb, struct Qdisc *child)
#endif
/*
- It is mission critical procedure.
-
- We "regenerate" toplevel cutoff, if transmitting class
- has backlog and it is not regulated. It is not part of
- original CBQ description, but looks more reasonable.
- Probably, it is wrong. This question needs further investigation.
-*/
+ * It is mission critical procedure.
+ *
+ * We "regenerate" toplevel cutoff, if transmitting class
+ * has backlog and it is not regulated. It is not part of
+ * original CBQ description, but looks more reasonable.
+ * Probably, it is wrong. This question needs further investigation.
+ */
-static __inline__ void
+static inline void
cbq_update_toplevel(struct cbq_sched_data *q, struct cbq_class *cl,
struct cbq_class *borrowed)
{
@@ -682,7 +683,7 @@ cbq_update_toplevel(struct cbq_sched_data *q, struct cbq_class *cl,
q->toplevel = borrowed->level;
return;
}
- } while ((borrowed=borrowed->borrow) != NULL);
+ } while ((borrowed = borrowed->borrow) != NULL);
}
#if 0
/* It is not necessary now. Uncommenting it
@@ -710,10 +711,10 @@ cbq_update(struct cbq_sched_data *q)
cl->bstats.bytes += len;
/*
- (now - last) is total time between packet right edges.
- (last_pktlen/rate) is "virtual" busy time, so that
-
- idle = (now - last) - last_pktlen/rate
+ * (now - last) is total time between packet right edges.
+ * (last_pktlen/rate) is "virtual" busy time, so that
+ *
+ * idle = (now - last) - last_pktlen/rate
*/
idle = q->now - cl->last;
@@ -723,9 +724,9 @@ cbq_update(struct cbq_sched_data *q)
idle -= L2T(cl, len);
/* true_avgidle := (1-W)*true_avgidle + W*idle,
- where W=2^{-ewma_log}. But cl->avgidle is scaled:
- cl->avgidle == true_avgidle/W,
- hence:
+ * where W=2^{-ewma_log}. But cl->avgidle is scaled:
+ * cl->avgidle == true_avgidle/W,
+ * hence:
*/
avgidle += idle - (avgidle>>cl->ewma_log);
}
@@ -739,22 +740,22 @@ cbq_update(struct cbq_sched_data *q)
cl->avgidle = avgidle;
/* Calculate expected time, when this class
- will be allowed to send.
- It will occur, when:
- (1-W)*true_avgidle + W*delay = 0, i.e.
- idle = (1/W - 1)*(-true_avgidle)
- or
- idle = (1 - W)*(-cl->avgidle);
+ * will be allowed to send.
+ * It will occur, when:
+ * (1-W)*true_avgidle + W*delay = 0, i.e.
+ * idle = (1/W - 1)*(-true_avgidle)
+ * or
+ * idle = (1 - W)*(-cl->avgidle);
*/
idle = (-avgidle) - ((-avgidle) >> cl->ewma_log);
/*
- That is not all.
- To maintain the rate allocated to the class,
- we add to undertime virtual clock,
- necessary to complete transmitted packet.
- (len/phys_bandwidth has been already passed
- to the moment of cbq_update)
+ * That is not all.
+ * To maintain the rate allocated to the class,
+ * we add to undertime virtual clock,
+ * necessary to complete transmitted packet.
+ * (len/phys_bandwidth has been already passed
+ * to the moment of cbq_update)
*/
idle -= L2T(&q->link, len);
@@ -776,7 +777,7 @@ cbq_update(struct cbq_sched_data *q)
cbq_update_toplevel(q, this, q->tx_borrowed);
}
-static __inline__ struct cbq_class *
+static inline struct cbq_class *
cbq_under_limit(struct cbq_class *cl)
{
struct cbq_sched_data *q = qdisc_priv(cl->qdisc);
@@ -792,16 +793,17 @@ cbq_under_limit(struct cbq_class *cl)
do {
/* It is very suspicious place. Now overlimit
- action is generated for not bounded classes
- only if link is completely congested.
- Though it is in agree with ancestor-only paradigm,
- it looks very stupid. Particularly,
- it means that this chunk of code will either
- never be called or result in strong amplification
- of burstiness. Dangerous, silly, and, however,
- no another solution exists.
+ * action is generated for not bounded classes
+ * only if link is completely congested.
+ * Though it is in agree with ancestor-only paradigm,
+ * it looks very stupid. Particularly,
+ * it means that this chunk of code will either
+ * never be called or result in strong amplification
+ * of burstiness. Dangerous, silly, and, however,
+ * no another solution exists.
*/
- if ((cl = cl->borrow) == NULL) {
+ cl = cl->borrow;
+ if (!cl) {
this_cl->qstats.overlimits++;
this_cl->overlimit(this_cl);
return NULL;
@@ -814,7 +816,7 @@ cbq_under_limit(struct cbq_class *cl)
return cl;
}
-static __inline__ struct sk_buff *
+static inline struct sk_buff *
cbq_dequeue_prio(struct Qdisc *sch, int prio)
{
struct cbq_sched_data *q = qdisc_priv(sch);
@@ -838,7 +840,7 @@ cbq_dequeue_prio(struct Qdisc *sch, int prio)
if (cl->deficit <= 0) {
/* Class exhausted its allotment per
- this round. Switch to the next one.
+ * this round. Switch to the next one.
*/
deficit = 1;
cl->deficit += cl->quantum;
@@ -848,8 +850,8 @@ cbq_dequeue_prio(struct Qdisc *sch, int prio)
skb = cl->q->dequeue(cl->q);
/* Class did not give us any skb :-(
- It could occur even if cl->q->q.qlen != 0
- f.e. if cl->q == "tbf"
+ * It could occur even if cl->q->q.qlen != 0
+ * f.e. if cl->q == "tbf"
*/
if (skb == NULL)
goto skip_class;
@@ -878,7 +880,7 @@ cbq_dequeue_prio(struct Qdisc *sch, int prio)
skip_class:
if (cl->q->q.qlen == 0 || prio != cl->cpriority) {
/* Class is empty or penalized.
- Unlink it from active chain.
+ * Unlink it from active chain.
*/
cl_prev->next_alive = cl->next_alive;
cl->next_alive = NULL;
@@ -917,14 +919,14 @@ next_class:
return NULL;
}
-static __inline__ struct sk_buff *
+static inline struct sk_buff *
cbq_dequeue_1(struct Qdisc *sch)
{
struct cbq_sched_data *q = qdisc_priv(sch);
struct sk_buff *skb;
- unsigned activemask;
+ unsigned int activemask;
- activemask = q->activemask&0xFF;
+ activemask = q->activemask & 0xFF;
while (activemask) {
int prio = ffz(~activemask);
activemask &= ~(1<<prio);
@@ -949,11 +951,11 @@ cbq_dequeue(struct Qdisc *sch)
if (q->tx_class) {
psched_tdiff_t incr2;
/* Time integrator. We calculate EOS time
- by adding expected packet transmission time.
- If real time is greater, we warp artificial clock,
- so that:
-
- cbq_time = max(real_time, work);
+ * by adding expected packet transmission time.
+ * If real time is greater, we warp artificial clock,
+ * so that:
+ *
+ * cbq_time = max(real_time, work);
*/
incr2 = L2T(&q->link, q->tx_len);
q->now += incr2;
@@ -971,27 +973,27 @@ cbq_dequeue(struct Qdisc *sch)
if (skb) {
qdisc_bstats_update(sch, skb);
sch->q.qlen--;
- sch->flags &= ~TCQ_F_THROTTLED;
+ qdisc_unthrottled(sch);
return skb;
}
/* All the classes are overlimit.
-
- It is possible, if:
-
- 1. Scheduler is empty.
- 2. Toplevel cutoff inhibited borrowing.
- 3. Root class is overlimit.
-
- Reset 2d and 3d conditions and retry.
-
- Note, that NS and cbq-2.0 are buggy, peeking
- an arbitrary class is appropriate for ancestor-only
- sharing, but not for toplevel algorithm.
-
- Our version is better, but slower, because it requires
- two passes, but it is unavoidable with top-level sharing.
- */
+ *
+ * It is possible, if:
+ *
+ * 1. Scheduler is empty.
+ * 2. Toplevel cutoff inhibited borrowing.
+ * 3. Root class is overlimit.
+ *
+ * Reset 2d and 3d conditions and retry.
+ *
+ * Note, that NS and cbq-2.0 are buggy, peeking
+ * an arbitrary class is appropriate for ancestor-only
+ * sharing, but not for toplevel algorithm.
+ *
+ * Our version is better, but slower, because it requires
+ * two passes, but it is unavoidable with top-level sharing.
+ */
if (q->toplevel == TC_CBQ_MAXLEVEL &&
q->link.undertime == PSCHED_PASTPERFECT)
@@ -1002,7 +1004,8 @@ cbq_dequeue(struct Qdisc *sch)
}
/* No packets in scheduler or nobody wants to give them to us :-(
- Sigh... start watchdog timer in the last case. */
+ * Sigh... start watchdog timer in the last case.
+ */
if (sch->q.qlen) {
sch->qstats.overlimits++;
@@ -1024,13 +1027,14 @@ static void cbq_adjust_levels(struct cbq_class *this)
int level = 0;
struct cbq_class *cl;
- if ((cl = this->children) != NULL) {
+ cl = this->children;
+ if (cl) {
do {
if (cl->level > level)
level = cl->level;
} while ((cl = cl->sibling) != this->children);
}
- this->level = level+1;
+ this->level = level + 1;
} while ((this = this->tparent) != NULL);
}
@@ -1046,14 +1050,15 @@ static void cbq_normalize_quanta(struct cbq_sched_data *q, int prio)
for (h = 0; h < q->clhash.hashsize; h++) {
hlist_for_each_entry(cl, n, &q->clhash.hash[h], common.hnode) {
/* BUGGGG... Beware! This expression suffer of
- arithmetic overflows!
+ * arithmetic overflows!
*/
if (cl->priority == prio) {
cl->quantum = (cl->weight*cl->allot*q->nclasses[prio])/
q->quanta[prio];
}
if (cl->quantum <= 0 || cl->quantum>32*qdisc_dev(cl->qdisc)->mtu) {
- printk(KERN_WARNING "CBQ: class %08x has bad quantum==%ld, repaired.\n", cl->common.classid, cl->quantum);
+ pr_warning("CBQ: class %08x has bad quantum==%ld, repaired.\n",
+ cl->common.classid, cl->quantum);
cl->quantum = qdisc_dev(cl->qdisc)->mtu/2 + 1;
}
}
@@ -1064,18 +1069,18 @@ static void cbq_sync_defmap(struct cbq_class *cl)
{
struct cbq_sched_data *q = qdisc_priv(cl->qdisc);
struct cbq_class *split = cl->split;
- unsigned h;
+ unsigned int h;
int i;
if (split == NULL)
return;
- for (i=0; i<=TC_PRIO_MAX; i++) {
- if (split->defaults[i] == cl && !(cl->defmap&(1<<i)))
+ for (i = 0; i <= TC_PRIO_MAX; i++) {
+ if (split->defaults[i] == cl && !(cl->defmap & (1<<i)))
split->defaults[i] = NULL;
}
- for (i=0; i<=TC_PRIO_MAX; i++) {
+ for (i = 0; i <= TC_PRIO_MAX; i++) {
int level = split->level;
if (split->defaults[i])
@@ -1088,7 +1093,7 @@ static void cbq_sync_defmap(struct cbq_class *cl)
hlist_for_each_entry(c, n, &q->clhash.hash[h],
common.hnode) {
if (c->split == split && c->level < level &&
- c->defmap&(1<<i)) {
+ c->defmap & (1<<i)) {
split->defaults[i] = c;
level = c->level;
}
@@ -1102,7 +1107,8 @@ static void cbq_change_defmap(struct cbq_class *cl, u32 splitid, u32 def, u32 ma
struct cbq_class *split = NULL;
if (splitid == 0) {
- if ((split = cl->split) == NULL)
+ split = cl->split;
+ if (!split)
return;
splitid = split->common.classid;
}
@@ -1120,9 +1126,9 @@ static void cbq_change_defmap(struct cbq_class *cl, u32 splitid, u32 def, u32 ma
cl->defmap = 0;
cbq_sync_defmap(cl);
cl->split = split;
- cl->defmap = def&mask;
+ cl->defmap = def & mask;
} else
- cl->defmap = (cl->defmap&~mask)|(def&mask);
+ cl->defmap = (cl->defmap & ~mask) | (def & mask);
cbq_sync_defmap(cl);
}
@@ -1135,7 +1141,7 @@ static void cbq_unlink_class(struct cbq_class *this)
qdisc_class_hash_remove(&q->clhash, &this->common);
if (this->tparent) {
- clp=&this->sibling;
+ clp = &this->sibling;
cl = *clp;
do {
if (cl == this) {
@@ -1174,7 +1180,7 @@ static void cbq_link_class(struct cbq_class *this)
}
}
-static unsigned int cbq_drop(struct Qdisc* sch)
+static unsigned int cbq_drop(struct Qdisc *sch)
{
struct cbq_sched_data *q = qdisc_priv(sch);
struct cbq_class *cl, *cl_head;
@@ -1182,7 +1188,8 @@ static unsigned int cbq_drop(struct Qdisc* sch)
unsigned int len;
for (prio = TC_CBQ_MAXPRIO; prio >= 0; prio--) {
- if ((cl_head = q->active[prio]) == NULL)
+ cl_head = q->active[prio];
+ if (!cl_head)
continue;
cl = cl_head;
@@ -1199,13 +1206,13 @@ static unsigned int cbq_drop(struct Qdisc* sch)
}
static void
-cbq_reset(struct Qdisc* sch)
+cbq_reset(struct Qdisc *sch)
{
struct cbq_sched_data *q = qdisc_priv(sch);
struct cbq_class *cl;
struct hlist_node *n;
int prio;
- unsigned h;
+ unsigned int h;
q->activemask = 0;
q->pmask = 0;
@@ -1237,21 +1244,21 @@ cbq_reset(struct Qdisc* sch)
static int cbq_set_lss(struct cbq_class *cl, struct tc_cbq_lssopt *lss)
{
- if (lss->change&TCF_CBQ_LSS_FLAGS) {
- cl->share = (lss->flags&TCF_CBQ_LSS_ISOLATED) ? NULL : cl->tparent;
- cl->borrow = (lss->flags&TCF_CBQ_LSS_BOUNDED) ? NULL : cl->tparent;
+ if (lss->change & TCF_CBQ_LSS_FLAGS) {
+ cl->share = (lss->flags & TCF_CBQ_LSS_ISOLATED) ? NULL : cl->tparent;
+ cl->borrow = (lss->flags & TCF_CBQ_LSS_BOUNDED) ? NULL : cl->tparent;
}
- if (lss->change&TCF_CBQ_LSS_EWMA)
+ if (lss->change & TCF_CBQ_LSS_EWMA)
cl->ewma_log = lss->ewma_log;
- if (lss->change&TCF_CBQ_LSS_AVPKT)
+ if (lss->change & TCF_CBQ_LSS_AVPKT)
cl->avpkt = lss->avpkt;
- if (lss->change&TCF_CBQ_LSS_MINIDLE)
+ if (lss->change & TCF_CBQ_LSS_MINIDLE)
cl->minidle = -(long)lss->minidle;
- if (lss->change&TCF_CBQ_LSS_MAXIDLE) {
+ if (lss->change & TCF_CBQ_LSS_MAXIDLE) {
cl->maxidle = lss->maxidle;
cl->avgidle = lss->maxidle;
}
- if (lss->change&TCF_CBQ_LSS_OFFTIME)
+ if (lss->change & TCF_CBQ_LSS_OFFTIME)
cl->offtime = lss->offtime;
return 0;
}
@@ -1279,10 +1286,10 @@ static int cbq_set_wrr(struct cbq_class *cl, struct tc_cbq_wrropt *wrr)
if (wrr->weight)
cl->weight = wrr->weight;
if (wrr->priority) {
- cl->priority = wrr->priority-1;
+ cl->priority = wrr->priority - 1;
cl->cpriority = cl->priority;
if (cl->priority >= cl->priority2)
- cl->priority2 = TC_CBQ_MAXPRIO-1;
+ cl->priority2 = TC_CBQ_MAXPRIO - 1;
}
cbq_addprio(q, cl);
@@ -1299,10 +1306,10 @@ static int cbq_set_overlimit(struct cbq_class *cl, struct tc_cbq_ovl *ovl)
cl->overlimit = cbq_ovl_delay;
break;
case TC_CBQ_OVL_LOWPRIO:
- if (ovl->priority2-1 >= TC_CBQ_MAXPRIO ||
- ovl->priority2-1 <= cl->priority)
+ if (ovl->priority2 - 1 >= TC_CBQ_MAXPRIO ||
+ ovl->priority2 - 1 <= cl->priority)
return -EINVAL;
- cl->priority2 = ovl->priority2-1;
+ cl->priority2 = ovl->priority2 - 1;
cl->overlimit = cbq_ovl_lowprio;
break;
case TC_CBQ_OVL_DROP:
@@ -1381,9 +1388,9 @@ static int cbq_init(struct Qdisc *sch, struct nlattr *opt)
if (!q->link.q)
q->link.q = &noop_qdisc;
- q->link.priority = TC_CBQ_MAXPRIO-1;
- q->link.priority2 = TC_CBQ_MAXPRIO-1;
- q->link.cpriority = TC_CBQ_MAXPRIO-1;
+ q->link.priority = TC_CBQ_MAXPRIO - 1;
+ q->link.priority2 = TC_CBQ_MAXPRIO - 1;
+ q->link.cpriority = TC_CBQ_MAXPRIO - 1;
q->link.ovl_strategy = TC_CBQ_OVL_CLASSIC;
q->link.overlimit = cbq_ovl_classic;
q->link.allot = psched_mtu(qdisc_dev(sch));
@@ -1414,7 +1421,7 @@ put_rtab:
return err;
}
-static __inline__ int cbq_dump_rate(struct sk_buff *skb, struct cbq_class *cl)
+static int cbq_dump_rate(struct sk_buff *skb, struct cbq_class *cl)
{
unsigned char *b = skb_tail_pointer(skb);
@@ -1426,7 +1433,7 @@ nla_put_failure:
return -1;
}
-static __inline__ int cbq_dump_lss(struct sk_buff *skb, struct cbq_class *cl)
+static int cbq_dump_lss(struct sk_buff *skb, struct cbq_class *cl)
{
unsigned char *b = skb_tail_pointer(skb);
struct tc_cbq_lssopt opt;
@@ -1451,15 +1458,15 @@ nla_put_failure:
return -1;
}
-static __inline__ int cbq_dump_wrr(struct sk_buff *skb, struct cbq_class *cl)
+static int cbq_dump_wrr(struct sk_buff *skb, struct cbq_class *cl)
{
unsigned char *b = skb_tail_pointer(skb);
struct tc_cbq_wrropt opt;
opt.flags = 0;
opt.allot = cl->allot;
- opt.priority = cl->priority+1;
- opt.cpriority = cl->cpriority+1;
+ opt.priority = cl->priority + 1;
+ opt.cpriority = cl->cpriority + 1;
opt.weight = cl->weight;
NLA_PUT(skb, TCA_CBQ_WRROPT, sizeof(opt), &opt);
return skb->len;
@@ -1469,13 +1476,13 @@ nla_put_failure:
return -1;
}
-static __inline__ int cbq_dump_ovl(struct sk_buff *skb, struct cbq_class *cl)
+static int cbq_dump_ovl(struct sk_buff *skb, struct cbq_class *cl)
{
unsigned char *b = skb_tail_pointer(skb);
struct tc_cbq_ovl opt;
opt.strategy = cl->ovl_strategy;
- opt.priority2 = cl->priority2+1;
+ opt.priority2 = cl->priority2 + 1;
opt.pad = 0;
opt.penalty = cl->penalty;
NLA_PUT(skb, TCA_CBQ_OVL_STRATEGY, sizeof(opt), &opt);
@@ -1486,7 +1493,7 @@ nla_put_failure:
return -1;
}
-static __inline__ int cbq_dump_fopt(struct sk_buff *skb, struct cbq_class *cl)
+static int cbq_dump_fopt(struct sk_buff *skb, struct cbq_class *cl)
{
unsigned char *b = skb_tail_pointer(skb);
struct tc_cbq_fopt opt;
@@ -1505,7 +1512,7 @@ nla_put_failure:
}
#ifdef CONFIG_NET_CLS_ACT
-static __inline__ int cbq_dump_police(struct sk_buff *skb, struct cbq_class *cl)
+static int cbq_dump_police(struct sk_buff *skb, struct cbq_class *cl)
{
unsigned char *b = skb_tail_pointer(skb);
struct tc_cbq_police opt;
@@ -1569,7 +1576,7 @@ static int
cbq_dump_class(struct Qdisc *sch, unsigned long arg,
struct sk_buff *skb, struct tcmsg *tcm)
{
- struct cbq_class *cl = (struct cbq_class*)arg;
+ struct cbq_class *cl = (struct cbq_class *)arg;
struct nlattr *nest;
if (cl->tparent)
@@ -1597,7 +1604,7 @@ cbq_dump_class_stats(struct Qdisc *sch, unsigned long arg,
struct gnet_dump *d)
{
struct cbq_sched_data *q = qdisc_priv(sch);
- struct cbq_class *cl = (struct cbq_class*)arg;
+ struct cbq_class *cl = (struct cbq_class *)arg;
cl->qstats.qlen = cl->q->q.qlen;
cl->xstats.avgidle = cl->avgidle;
@@ -1617,7 +1624,7 @@ cbq_dump_class_stats(struct Qdisc *sch, unsigned long arg,
static int cbq_graft(struct Qdisc *sch, unsigned long arg, struct Qdisc *new,
struct Qdisc **old)
{
- struct cbq_class *cl = (struct cbq_class*)arg;
+ struct cbq_class *cl = (struct cbq_class *)arg;
if (new == NULL) {
new = qdisc_create_dflt(sch->dev_queue,
@@ -1640,10 +1647,9 @@ static int cbq_graft(struct Qdisc *sch, unsigned long arg, struct Qdisc *new,
return 0;
}
-static struct Qdisc *
-cbq_leaf(struct Qdisc *sch, unsigned long arg)
+static struct Qdisc *cbq_leaf(struct Qdisc *sch, unsigned long arg)
{
- struct cbq_class *cl = (struct cbq_class*)arg;
+ struct cbq_class *cl = (struct cbq_class *)arg;
return cl->q;
}
@@ -1682,13 +1688,12 @@ static void cbq_destroy_class(struct Qdisc *sch, struct cbq_class *cl)
kfree(cl);
}
-static void
-cbq_destroy(struct Qdisc* sch)
+static void cbq_destroy(struct Qdisc *sch)
{
struct cbq_sched_data *q = qdisc_priv(sch);
struct hlist_node *n, *next;
struct cbq_class *cl;
- unsigned h;
+ unsigned int h;
#ifdef CONFIG_NET_CLS_ACT
q->rx_class = NULL;
@@ -1712,7 +1717,7 @@ cbq_destroy(struct Qdisc* sch)
static void cbq_put(struct Qdisc *sch, unsigned long arg)
{
- struct cbq_class *cl = (struct cbq_class*)arg;
+ struct cbq_class *cl = (struct cbq_class *)arg;
if (--cl->refcnt == 0) {
#ifdef CONFIG_NET_CLS_ACT
@@ -1735,7 +1740,7 @@ cbq_change_class(struct Qdisc *sch, u32 classid, u32 parentid, struct nlattr **t
{
int err;
struct cbq_sched_data *q = qdisc_priv(sch);
- struct cbq_class *cl = (struct cbq_class*)*arg;
+ struct cbq_class *cl = (struct cbq_class *)*arg;
struct nlattr *opt = tca[TCA_OPTIONS];
struct nlattr *tb[TCA_CBQ_MAX + 1];
struct cbq_class *parent;
@@ -1827,13 +1832,14 @@ cbq_change_class(struct Qdisc *sch, u32 classid, u32 parentid, struct nlattr **t
if (classid) {
err = -EINVAL;
- if (TC_H_MAJ(classid^sch->handle) || cbq_class_lookup(q, classid))
+ if (TC_H_MAJ(classid ^ sch->handle) ||
+ cbq_class_lookup(q, classid))
goto failure;
} else {
int i;
- classid = TC_H_MAKE(sch->handle,0x8000);
+ classid = TC_H_MAKE(sch->handle, 0x8000);
- for (i=0; i<0x8000; i++) {
+ for (i = 0; i < 0x8000; i++) {
if (++q->hgenerator >= 0x8000)
q->hgenerator = 1;
if (cbq_class_lookup(q, classid|q->hgenerator) == NULL)
@@ -1890,11 +1896,11 @@ cbq_change_class(struct Qdisc *sch, u32 classid, u32 parentid, struct nlattr **t
cl->minidle = -0x7FFFFFFF;
cbq_set_lss(cl, nla_data(tb[TCA_CBQ_LSSOPT]));
cbq_set_wrr(cl, nla_data(tb[TCA_CBQ_WRROPT]));
- if (cl->ewma_log==0)
+ if (cl->ewma_log == 0)
cl->ewma_log = q->link.ewma_log;
- if (cl->maxidle==0)
+ if (cl->maxidle == 0)
cl->maxidle = q->link.maxidle;
- if (cl->avpkt==0)
+ if (cl->avpkt == 0)
cl->avpkt = q->link.avpkt;
cl->overlimit = cbq_ovl_classic;
if (tb[TCA_CBQ_OVL_STRATEGY])
@@ -1920,7 +1926,7 @@ failure:
static int cbq_delete(struct Qdisc *sch, unsigned long arg)
{
struct cbq_sched_data *q = qdisc_priv(sch);
- struct cbq_class *cl = (struct cbq_class*)arg;
+ struct cbq_class *cl = (struct cbq_class *)arg;
unsigned int qlen;
if (cl->filters || cl->children || cl == &q->link)
@@ -1978,7 +1984,7 @@ static unsigned long cbq_bind_filter(struct Qdisc *sch, unsigned long parent,
u32 classid)
{
struct cbq_sched_data *q = qdisc_priv(sch);
- struct cbq_class *p = (struct cbq_class*)parent;
+ struct cbq_class *p = (struct cbq_class *)parent;
struct cbq_class *cl = cbq_class_lookup(q, classid);
if (cl) {
@@ -1992,7 +1998,7 @@ static unsigned long cbq_bind_filter(struct Qdisc *sch, unsigned long parent,
static void cbq_unbind_filter(struct Qdisc *sch, unsigned long arg)
{
- struct cbq_class *cl = (struct cbq_class*)arg;
+ struct cbq_class *cl = (struct cbq_class *)arg;
cl->filters--;
}
@@ -2002,7 +2008,7 @@ static void cbq_walk(struct Qdisc *sch, struct qdisc_walker *arg)
struct cbq_sched_data *q = qdisc_priv(sch);
struct cbq_class *cl;
struct hlist_node *n;
- unsigned h;
+ unsigned int h;
if (arg->stop)
return;
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-08 18:48:39 +0300