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mac80211: adjustable number of bits for qdisc pool 

This fix allows to control the number of bits that qdiscs book keeping
can be done for with respect to the qdisc pool

Signed-off-by: Ron Rindjunsky <ron.rindjunsky@intel.com>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Ron Rindjunsky 2008-01-30 12:58:45 +02:00 committed by John W. Linville
parent 3d30d949cf
commit a9af2013ca
1 changed files with 9 additions and 9 deletions
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18
net/mac80211/wme.c
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@ -25,7 +25,7 @@ const int ieee802_1d_to_ac[8] = { 2, 3, 3, 2, 1, 1, 0, 0 };
struct ieee80211_sched_data
{
unsigned long qdisc_pool;
unsigned long qdisc_pool[BITS_TO_LONGS(TC_80211_MAX_QUEUES)];
struct tcf_proto *filter_list;
struct Qdisc *queues[TC_80211_MAX_QUEUES];
struct sk_buff_head requeued[TC_80211_MAX_QUEUES];
@ -158,7 +158,7 @@ static int wme_qdiscop_enqueue(struct sk_buff *skb, struct Qdisc* qd)
if (sta) {
int ampdu_queue = sta->tid_to_tx_q[tid];
if ((ampdu_queue < local->hw.queues) &&
test_bit(ampdu_queue, &q->qdisc_pool)) {
test_bit(ampdu_queue, q->qdisc_pool)) {
queue = ampdu_queue;
pkt_data->flags |= IEEE80211_TXPD_AMPDU;
} else {
@ -191,7 +191,7 @@ static int wme_qdiscop_enqueue(struct sk_buff *skb, struct Qdisc* qd)
if (sta) {
int ampdu_queue = sta->tid_to_tx_q[tid];
if ((ampdu_queue < local->hw.queues) &&
test_bit(ampdu_queue, &q->qdisc_pool)) {
test_bit(ampdu_queue, q->qdisc_pool)) {
queue = ampdu_queue;
pkt_data->flags |= IEEE80211_TXPD_AMPDU;
} else {
@ -272,7 +272,7 @@ static struct sk_buff *wme_qdiscop_dequeue(struct Qdisc* qd)
&local->state[queue])) ||
(test_bit(IEEE80211_LINK_STATE_PENDING,
&local->state[queue])) ||
(!test_bit(queue, &q->qdisc_pool)))
(!test_bit(queue, q->qdisc_pool)))
continue;
/* there is space - try and get a frame */
@ -396,7 +396,7 @@ static int wme_qdiscop_init(struct Qdisc *qd, struct nlattr *opt)
/* reserve all legacy QoS queues */
for (i = 0; i < min(IEEE80211_TX_QUEUE_DATA4, queues); i++)
set_bit(i, &q->qdisc_pool);
set_bit(i, q->qdisc_pool);
return err;
}
@ -657,7 +657,7 @@ int ieee80211_ht_agg_queue_add(struct ieee80211_local *local,
/* try to get a Qdisc from the pool */
for (i = IEEE80211_TX_QUEUE_BEACON; i < local->hw.queues; i++)
if (!test_and_set_bit(i, &q->qdisc_pool)) {
if (!test_and_set_bit(i, q->qdisc_pool)) {
ieee80211_stop_queue(local_to_hw(local), i);
sta->tid_to_tx_q[tid] = i;
@ -668,9 +668,9 @@ int ieee80211_ht_agg_queue_add(struct ieee80211_local *local,
#ifdef CONFIG_MAC80211_HT_DEBUG
if (net_ratelimit())
printk(KERN_DEBUG "allocated aggregation queue"
" %d tid %d addr %s pool=0x%lX\n",
" %d tid %d addr %s pool=0x%lX",
i, tid, print_mac(mac, sta->addr),
q->qdisc_pool);
q->qdisc_pool[0]);
#endif /* CONFIG_MAC80211_HT_DEBUG */
return 0;
}
@ -690,7 +690,7 @@ void ieee80211_ht_agg_queue_remove(struct ieee80211_local *local,
int agg_queue = sta->tid_to_tx_q[tid];
/* return the qdisc to the pool */
clear_bit(agg_queue, &q->qdisc_pool);
clear_bit(agg_queue, q->qdisc_pool);
sta->tid_to_tx_q[tid] = local->hw.queues;
if (requeue)