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-rw-r--r--net/bluetooth/l2cap_core.c27
1 files changed, 19 insertions, 8 deletions
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 3a202b09d4ac..f88ac99528ce 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -2425,6 +2425,22 @@ static int l2cap_segment_le_sdu(struct l2cap_chan *chan,
return 0;
}
+static void l2cap_le_flowctl_send(struct l2cap_chan *chan)
+{
+ int sent = 0;
+
+ BT_DBG("chan %p", chan);
+
+ while (chan->tx_credits && !skb_queue_empty(&chan->tx_q)) {
+ l2cap_do_send(chan, skb_dequeue(&chan->tx_q));
+ chan->tx_credits--;
+ sent++;
+ }
+
+ BT_DBG("Sent %d credits %u queued %u", sent, chan->tx_credits,
+ skb_queue_len(&chan->tx_q));
+}
+
int l2cap_chan_send(struct l2cap_chan *chan, struct msghdr *msg, size_t len)
{
struct sk_buff *skb;
@@ -2472,10 +2488,7 @@ int l2cap_chan_send(struct l2cap_chan *chan, struct msghdr *msg, size_t len)
skb_queue_splice_tail_init(&seg_queue, &chan->tx_q);
- while (chan->tx_credits && !skb_queue_empty(&chan->tx_q)) {
- l2cap_do_send(chan, skb_dequeue(&chan->tx_q));
- chan->tx_credits--;
- }
+ l2cap_le_flowctl_send(chan);
if (!chan->tx_credits)
chan->ops->suspend(chan);
@@ -5567,10 +5580,8 @@ static inline int l2cap_le_credits(struct l2cap_conn *conn,
chan->tx_credits += credits;
- while (chan->tx_credits && !skb_queue_empty(&chan->tx_q)) {
- l2cap_do_send(chan, skb_dequeue(&chan->tx_q));
- chan->tx_credits--;
- }
+ /* Resume sending */
+ l2cap_le_flowctl_send(chan);
if (chan->tx_credits)
chan->ops->resume(chan);