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IB/qib: Change QPN increment

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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>
This commit is contained in:
Mike Marciniszyn
2011-01-10 17:42:22 -08:00
committed by Roland Dreier
parent 057ae62fac
commit 7c3edd3ff3
1 changed files with 1 additions and 1 deletions
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2
drivers/infiniband/hw/qib/qib_qp.c
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@@ -137,7 +137,7 @@ static int alloc_qpn(struct qib_devdata *dd, struct qib_qpn_table *qpt,
goto bail; goto bail;
} }
qpn = qpt->last + 1; qpn = qpt->last + 2;
if (qpn >= QPN_MAX) if (qpn >= QPN_MAX)
qpn = 2; qpn = 2;
if (qpt->mask && ((qpn & qpt->mask) >> 1) >= dd->n_krcv_queues) if (qpt->mask && ((qpn & qpt->mask) >> 1) >= dd->n_krcv_queues)