Commit 7c3edd3f authored Jan 10, 2011 by Mike Marciniszyn Committed by Roland Dreier Jan 10, 2011

IB/qib: Change QPN increment



Changing from +1 to +2 allows for better QP distribution across
receive contexts.

Signed-off-by: Mike Marciniszyn <mike.marciniszyn@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

parent 057ae62f

drivers/infiniband/hw/qib/qib_qp.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -137,7 +137,7 @@ static int alloc_qpn(struct qib_devdata dd, struct qib_qpn_table qpt,
		goto bail;
		}

		qpn = qpt->last + 1;
		qpn = qpt->last + 2;
		if (qpn >= QPN_MAX)
		qpn = 2;
		if (qpt->mask && ((qpn & qpt->mask) >> 1) >= dd->n_krcv_queues)