提交 fe7e0a4d 编写于 作者: V Vipul Pandya 提交者: Roland Dreier

RDMA/cxgb4: Don't reconnect on abort for mpa_rev 1

Only reconnect if the endpoint wasn't freed.

peer_abort() should only attempt to reconnect if the endpoint wasn't
freed.  Also remove hwtid from the debugfs idr.

Add missing check for peer2peer in MPAv2 code

Use correct mpa version on reject.
Signed-off-by: NVipul Pandya <vipul@chelsio.com>
Signed-off-by: NRoland Dreier <roland@purestorage.com>
上级 1ec779cc
......@@ -284,10 +284,10 @@ void _c4iw_free_ep(struct kref *kref)
if (test_bit(QP_REFERENCED, &ep->com.flags))
deref_qp(ep);
if (test_bit(RELEASE_RESOURCES, &ep->com.flags)) {
remove_handle(ep->com.dev, &ep->com.dev->hwtid_idr, ep->hwtid);
cxgb4_remove_tid(ep->com.dev->rdev.lldi.tids, 0, ep->hwtid);
dst_release(ep->dst);
cxgb4_l2t_release(ep->l2t);
remove_handle(ep->com.dev, &ep->com.dev->hwtid_idr, ep->hwtid);
}
kfree(ep);
}
......@@ -699,7 +699,7 @@ static int send_mpa_reject(struct c4iw_ep *ep, const void *pdata, u8 plen)
memset(mpa, 0, sizeof(*mpa));
memcpy(mpa->key, MPA_KEY_REP, sizeof(mpa->key));
mpa->flags = MPA_REJECT;
mpa->revision = mpa_rev;
mpa->revision = ep->mpa_attr.version;
mpa->private_data_size = htons(plen);
if (ep->mpa_attr.version == 2 && ep->mpa_attr.enhanced_rdma_conn) {
......@@ -2176,7 +2176,7 @@ static int peer_abort(struct c4iw_dev *dev, struct sk_buff *skb)
break;
case MPA_REQ_SENT:
stop_ep_timer(ep);
if (mpa_rev == 2 && ep->tried_with_mpa_v1)
if (mpa_rev == 1 || (mpa_rev == 2 && ep->tried_with_mpa_v1))
connect_reply_upcall(ep, -ECONNRESET);
else {
/*
......@@ -2248,9 +2248,8 @@ static int peer_abort(struct c4iw_dev *dev, struct sk_buff *skb)
out:
if (release)
release_ep_resources(ep);
/* retry with mpa-v1 */
if (ep && ep->retry_with_mpa_v1) {
else if (ep->retry_with_mpa_v1) {
remove_handle(ep->com.dev, &ep->com.dev->hwtid_idr, ep->hwtid);
cxgb4_remove_tid(ep->com.dev->rdev.lldi.tids, 0, ep->hwtid);
dst_release(ep->dst);
cxgb4_l2t_release(ep->l2t);
......
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