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s390/qeth: re-use qeth_notify_skbs()

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When not using the CQ, this allows us avoid the second skb queue walk
in qeth_release_skbs().

Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Julian Wiedmann 2018-09-26 18:29:09 +02:00 committed by David S. Miller
parent 5a5312bdba
commit 6a3123d076
1 changed files with 5 additions and 24 deletions
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29
drivers/s390/net/qeth_core_main.c
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@ -1180,38 +1180,19 @@ static void qeth_notify_skbs(struct qeth_qdio_out_q *q,
skb_queue_walk(&buf->skb_list, skb) {
QETH_CARD_TEXT_(q->card, 5, "skbn%d", notification);
QETH_CARD_TEXT_(q->card, 5, "%lx", (long) skb);
if (be16_to_cpu(skb->protocol) == ETH_P_AF_IUCV) {
if (skb->sk) {
struct iucv_sock *iucv = iucv_sk(skb->sk);
iucv->sk_txnotify(skb, notification);
}
}
if (skb->protocol == htons(ETH_P_AF_IUCV) && skb->sk)
iucv_sk(skb->sk)->sk_txnotify(skb, notification);
}
}
static void qeth_release_skbs(struct qeth_qdio_out_buffer *buf)
{
struct sk_buff *skb;
struct iucv_sock *iucv;
int notify_general_error = 0;
if (atomic_read(&buf->state) == QETH_QDIO_BUF_PENDING)
notify_general_error = 1;
/* release may never happen from within CQ tasklet scope */
WARN_ON_ONCE(atomic_read(&buf->state) == QETH_QDIO_BUF_IN_CQ);
skb_queue_walk(&buf->skb_list, skb) {
QETH_CARD_TEXT(buf->q->card, 5, "skbr");
QETH_CARD_TEXT_(buf->q->card, 5, "%lx", (long) skb);
if (notify_general_error &&
be16_to_cpu(skb->protocol) == ETH_P_AF_IUCV) {
if (skb->sk) {
iucv = iucv_sk(skb->sk);
iucv->sk_txnotify(skb, TX_NOTIFY_GENERALERROR);
}
}
}
if (atomic_read(&buf->state) == QETH_QDIO_BUF_PENDING)
qeth_notify_skbs(buf->q, buf, TX_NOTIFY_GENERALERROR);
__skb_queue_purge(&buf->skb_list);
}