| Message ID | 1491344057-12663-13-git-send-email-michael.chan@broadcom.com |
|---|---|
| State | Accepted, archived |
| Delegated to: | David Miller |
| Headers | show |
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 9d71c19..43b7342 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -5183,9 +5183,10 @@ static unsigned int bnxt_get_max_func_irqs(struct bnxt *bp) { #if defined(CONFIG_BNXT_SRIOV) if (BNXT_VF(bp)) - return bp->vf.max_irqs; + return min_t(unsigned int, bp->vf.max_irqs, + bp->vf.max_cp_rings); #endif - return bp->pf.max_irqs; + return min_t(unsigned int, bp->pf.max_irqs, bp->pf.max_cp_rings); } void bnxt_set_max_func_irqs(struct bnxt *bp, unsigned int max_irqs)
The current code enables up to the maximum MSIX vectors in the PCIE config space without considering the max completion rings available. An MSIX vector is only useful when it has an associated completion ring, so it is better to cap it. Signed-off-by: Michael Chan <michael.chan@broadcom.com> --- drivers/net/ethernet/broadcom/bnxt/bnxt.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)