[dpdk-dev] [PATCH 04/11] ixgbe: add log messages when rx bulk mode is not usable
David Marchand
david.marchand at 6wind.com
Tue Aug 26 16:09:14 CEST 2014
Signed-off-by: David Marchand <david.marchand at 6wind.com>
---
lib/librte_pmd_ixgbe/ixgbe_rxtx.c | 29 ++++++++++++++++++++++++-----
1 file changed, 24 insertions(+), 5 deletions(-)
diff --git a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
index e2804bd..7d6c7ea 100644
--- a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
+++ b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
@@ -1969,15 +1969,34 @@ check_rx_burst_bulk_alloc_preconditions(__rte_unused struct igb_rx_queue *rxq)
* outside of this function.
*/
#ifdef RTE_LIBRTE_IXGBE_RX_ALLOW_BULK_ALLOC
- if (! (rxq->rx_free_thresh >= RTE_PMD_IXGBE_RX_MAX_BURST))
+ if (! (rxq->rx_free_thresh >= RTE_PMD_IXGBE_RX_MAX_BURST)) {
+ PMD_INIT_LOG(DEBUG, "Rx Burst Bulk Alloc Preconditions: "
+ "rxq->rx_free_thresh=%d, "
+ "RTE_PMD_IXGBE_RX_MAX_BURST=%d\n",
+ rxq->rx_free_thresh, RTE_PMD_IXGBE_RX_MAX_BURST);
ret = -EINVAL;
- else if (! (rxq->rx_free_thresh < rxq->nb_rx_desc))
+ } else if (! (rxq->rx_free_thresh < rxq->nb_rx_desc)) {
+ PMD_INIT_LOG(DEBUG, "Rx Burst Bulk Alloc Preconditions: "
+ "rxq->rx_free_thresh=%d, "
+ "rxq->nb_rx_desc=%d\n",
+ rxq->rx_free_thresh, rxq->nb_rx_desc);
ret = -EINVAL;
- else if (! ((rxq->nb_rx_desc % rxq->rx_free_thresh) == 0))
+ } else if (! ((rxq->nb_rx_desc % rxq->rx_free_thresh) == 0)) {
+ PMD_INIT_LOG(DEBUG, "Rx Burst Bulk Alloc Preconditions: "
+ "rxq->nb_rx_desc=%d, "
+ "rxq->rx_free_thresh=%d\n",
+ rxq->nb_rx_desc, rxq->rx_free_thresh);
ret = -EINVAL;
- else if (! (rxq->nb_rx_desc <
- (IXGBE_MAX_RING_DESC - RTE_PMD_IXGBE_RX_MAX_BURST)))
+ } else if (! (rxq->nb_rx_desc <
+ (IXGBE_MAX_RING_DESC - RTE_PMD_IXGBE_RX_MAX_BURST))) {
+ PMD_INIT_LOG(DEBUG, "Rx Burst Bulk Alloc Preconditions: "
+ "rxq->nb_rx_desc=%d, "
+ "IXGBE_MAX_RING_DESC=%d, "
+ "RTE_PMD_IXGBE_RX_MAX_BURST=%d\n",
+ rxq->nb_rx_desc, IXGBE_MAX_RING_DESC,
+ RTE_PMD_IXGBE_RX_MAX_BURST);
ret = -EINVAL;
+ }
#else
ret = -EINVAL;
#endif
--
1.7.10.4
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