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[PATCHv6,net-next,06/31] iw_cxgb4: cap CQ size at T4_MAX_IQ_SIZE

Message ID 1394639446-6504-7-git-send-email-hariprasad@chelsio.com
State Changes Requested, archived
Delegated to: David Miller
Headers show

Commit Message

Hariprasad Shenai March 12, 2014, 3:50 p.m. UTC 
From: Steve Wise <swise@opengridcomputing.com>

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
---
 drivers/infiniband/hw/cxgb4/cq.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/infiniband/hw/cxgb4/cq.c b/drivers/infiniband/hw/cxgb4/cq.c
index 88de3aa..c0673ac 100644
--- a/drivers/infiniband/hw/cxgb4/cq.c
+++ b/drivers/infiniband/hw/cxgb4/cq.c
@@ -881,7 +881,7 @@  struct ib_cq *c4iw_create_cq(struct ib_device *ibdev, int entries,
 	/*
 	 * Make actual HW queue 2x to avoid cdix_inc overflows.
 	 */
-	hwentries = entries * 2;
+	hwentries = min(entries * 2, T4_MAX_IQ_SIZE);
 
 	/*
 	 * Make HW queue at least 64 entries so GTS updates aren't too