---

yaml --- r: 72919 b: refs/heads/master c: fffbfea h: refs/heads/master i: 72917: 2c143dd 72915: 4c335a9 72911: 4197d55 v: v3
git-mirror · Oct 30, 2007 · 5b366a7 · 5b366a7
1 parent 4d79ed1
commit 5b366a7
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Showing 2 changed files with 10 additions and 6 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 96db0e0335c7981911bd7efc5c79e82d2358c0fc
+refs/heads/master: fffbfeaa680e2b87a591e141f2aa7e9e91184956
diff --git a/trunk/drivers/infiniband/hw/ipath/ipath_ruc.c b/trunk/drivers/infiniband/hw/ipath/ipath_ruc.c
@@ -630,11 +630,8 @@ bail:;
 void ipath_send_complete(struct ipath_qp *qp, struct ipath_swqe *wqe,
 			 enum ib_wc_status status)
 {
-	u32 last = qp->s_last;
-
-	if (++last == qp->s_size)
-		last = 0;
-	qp->s_last = last;
+	unsigned long flags;
+	u32 last;
 
 	/* See ch. 11.2.4.1 and 10.7.3.1 */
 	if (!(qp->s_flags & IPATH_S_SIGNAL_REQ_WR) ||
@@ -658,4 +655,11 @@ void ipath_send_complete(struct ipath_qp *qp, struct ipath_swqe *wqe,
 		wc.port_num = 0;
 		ipath_cq_enter(to_icq(qp->ibqp.send_cq), &wc, 0);
 	}
+
+	spin_lock_irqsave(&qp->s_lock, flags);
+	last = qp->s_last;
+	if (++last >= qp->s_size)
+		last = 0;
+	qp->s_last = last;
+	spin_unlock_irqrestore(&qp->s_lock, flags);
 }