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authorVipul Pandya <vipul@chelsio.com>2013-01-07 13:11:52 (GMT)
committerRoland Dreier <roland@purestorage.com>2013-02-14 23:51:55 (GMT)
commit1557967bf921e787f0c9236c2899603d85f44d31 (patch)
tree75df934f20c995ddc766112bd353383a0113638e /drivers/infiniband
parent91e9c07195032bbde47489b8b423053cff5f413d (diff)
downloadlinux-fsl-qoriq-1557967bf921e787f0c9236c2899603d85f44d31.tar.xz
RDMA/cxgb4: Display streaming mode error only if detected in RTS
With later firmware, the chances of getting streaming mode data after we exit RTS is likely, so we don't need to warn for it. The only real case where we don't expect it is when the QP is in RTS. Move QP to ERROR when streaming mode data received. Signed-off-by: Vipul Pandya <vipul@chelsio.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/hw/cxgb4/cm.c26
1 files changed, 14 insertions, 12 deletions
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index 3dce47a..31d1fac 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -1403,21 +1403,23 @@ static int rx_data(struct c4iw_dev *dev, struct sk_buff *skb)
ep->rcv_seq += dlen;
process_mpa_request(ep, skb);
break;
- default:
- pr_err("%s Unexpected streaming data." \
- " ep %p state %d tid %u status %d\n",
- __func__, ep, state_read(&ep->com), ep->hwtid, status);
-
- if (ep->com.qp) {
- struct c4iw_qp_attributes attrs;
-
- attrs.next_state = C4IW_QP_STATE_ERROR;
- c4iw_modify_qp(ep->com.qp->rhp, ep->com.qp,
- C4IW_QP_ATTR_NEXT_STATE, &attrs, 1);
- }
+ case FPDU_MODE: {
+ struct c4iw_qp_attributes attrs;
+ BUG_ON(!ep->com.qp);
+ if (ep->com.qp->attr.state == C4IW_QP_STATE_RTS)
+ pr_err("%s Unexpected streaming data." \
+ " ep %p state %d tid %u status %d\n",
+ __func__, ep, state_read(&ep->com),
+ ep->hwtid, status);
+ attrs.next_state = C4IW_QP_STATE_ERROR;
+ c4iw_modify_qp(ep->com.qp->rhp, ep->com.qp,
+ C4IW_QP_ATTR_NEXT_STATE, &attrs, 1);
c4iw_ep_disconnect(ep, 1, GFP_KERNEL);
break;
}
+ default:
+ break;
+ }
return 0;
}