---

yaml --- r: 74425 b: refs/heads/master c: b181258 h: refs/heads/master i: 74423: 816cf47 v: v3
git-mirror · Dec 1, 2007 · 4b97c12 · 4b97c12
1 parent 63a6eb9
commit 4b97c12
Show file tree

Hide file tree

Showing 2 changed files with 7 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 1401b53acc0328d96bacb2a3393d2852699df96b
+refs/heads/master: b1812582ba94b5f377d5d3cec7646cc17d84e733
diff --git a/trunk/drivers/infiniband/hw/ehca/ehca_av.c b/trunk/drivers/infiniband/hw/ehca/ehca_av.c
@@ -76,8 +76,12 @@ int ehca_calc_ipd(struct ehca_shca *shca, int port,
 
 	link = ib_width_enum_to_int(pa.active_width) * pa.active_speed;
 
-	/* IPD = round((link / path) - 1) */
-	*ipd = ((link + (path >> 1)) / path) - 1;
+	if (path >= link)
+		/* no need to throttle if path faster than link */
+		*ipd = 0;
+	else
+		/* IPD = round((link / path) - 1) */
+		*ipd = ((link + (path >> 1)) / path) - 1;
 
 	return 0;
 }