提交 7a2cea2a 编写于 作者: S Steve Wise 提交者: David S. Miller

cxgb4/iw_cxgb4: Treat CPL_ERR_KEEPALV_NEG_ADVICE as negative advice

Based on original work by Anand Priyadarshee <anandp@chelsio.com>.
Signed-off-by: NSteve Wise <swise@opengridcomputing.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 57a7744e
......@@ -1647,6 +1647,15 @@ static inline int act_open_has_tid(int status)
status != CPL_ERR_ARP_MISS;
}
/* Returns whether a CPL status conveys negative advice.
*/
static int is_neg_adv(unsigned int status)
{
return status == CPL_ERR_RTX_NEG_ADVICE ||
status == CPL_ERR_PERSIST_NEG_ADVICE ||
status == CPL_ERR_KEEPALV_NEG_ADVICE;
}
#define ACT_OPEN_RETRY_COUNT 2
static int import_ep(struct c4iw_ep *ep, int iptype, __u8 *peer_ip,
......@@ -1835,7 +1844,7 @@ static int act_open_rpl(struct c4iw_dev *dev, struct sk_buff *skb)
PDBG("%s ep %p atid %u status %u errno %d\n", __func__, ep, atid,
status, status2errno(status));
if (status == CPL_ERR_RTX_NEG_ADVICE) {
if (is_neg_adv(status)) {
printk(KERN_WARNING MOD "Connection problems for atid %u\n",
atid);
return 0;
......@@ -2265,15 +2274,6 @@ static int peer_close(struct c4iw_dev *dev, struct sk_buff *skb)
return 0;
}
/*
* Returns whether an ABORT_REQ_RSS message is a negative advice.
*/
static int is_neg_adv_abort(unsigned int status)
{
return status == CPL_ERR_RTX_NEG_ADVICE ||
status == CPL_ERR_PERSIST_NEG_ADVICE;
}
static int peer_abort(struct c4iw_dev *dev, struct sk_buff *skb)
{
struct cpl_abort_req_rss *req = cplhdr(skb);
......@@ -2287,7 +2287,7 @@ static int peer_abort(struct c4iw_dev *dev, struct sk_buff *skb)
unsigned int tid = GET_TID(req);
ep = lookup_tid(t, tid);
if (is_neg_adv_abort(req->status)) {
if (is_neg_adv(req->status)) {
PDBG("%s neg_adv_abort ep %p tid %u\n", __func__, ep,
ep->hwtid);
return 0;
......@@ -3570,7 +3570,7 @@ static int peer_abort_intr(struct c4iw_dev *dev, struct sk_buff *skb)
kfree_skb(skb);
return 0;
}
if (is_neg_adv_abort(req->status)) {
if (is_neg_adv(req->status)) {
PDBG("%s neg_adv_abort ep %p tid %u\n", __func__, ep,
ep->hwtid);
kfree_skb(skb);
......
......@@ -116,6 +116,7 @@ enum CPL_error {
CPL_ERR_KEEPALIVE_TIMEDOUT = 34,
CPL_ERR_RTX_NEG_ADVICE = 35,
CPL_ERR_PERSIST_NEG_ADVICE = 36,
CPL_ERR_KEEPALV_NEG_ADVICE = 37,
CPL_ERR_ABORT_FAILED = 42,
CPL_ERR_IWARP_FLM = 50,
};
......
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