[RFC PATCH 09/14] net/iavf: remove redundant field from iavf adapter struct

Ciara Loftus ciara.loftus at intel.com
Fri Jul 25 14:49:14 CEST 2025


The variable rx_vec_allowed was only used in one function, so
it's not necessary to have it part of the iavf_adapater structure.

Signed-off-by: Ciara Loftus <ciara.loftus at intel.com>
---
 drivers/net/intel/iavf/iavf.h        | 1 -
 drivers/net/intel/iavf/iavf_ethdev.c | 1 -
 drivers/net/intel/iavf/iavf_rxtx.c   | 6 ++----
 3 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/net/intel/iavf/iavf.h b/drivers/net/intel/iavf/iavf.h
index dacfb92d5f..69f9abbef3 100644
--- a/drivers/net/intel/iavf/iavf.h
+++ b/drivers/net/intel/iavf/iavf.h
@@ -375,7 +375,6 @@ struct iavf_adapter {
 
 	bool rx_bulk_alloc_allowed;
 	/* For vector PMD */
-	bool rx_vec_allowed;
 	bool tx_vec_allowed;
 	alignas(RTE_CACHE_LINE_MIN_SIZE) uint32_t ptype_tbl[IAVF_MAX_PKT_TYPE];
 	bool stopped;
diff --git a/drivers/net/intel/iavf/iavf_ethdev.c b/drivers/net/intel/iavf/iavf_ethdev.c
index 335a8126c4..33b00e8ae4 100644
--- a/drivers/net/intel/iavf/iavf_ethdev.c
+++ b/drivers/net/intel/iavf/iavf_ethdev.c
@@ -668,7 +668,6 @@ iavf_dev_configure(struct rte_eth_dev *dev)
 	/* Initialize to TRUE. If any of Rx queues doesn't meet the
 	 * vector Rx/Tx preconditions, it will be reset.
 	 */
-	ad->rx_vec_allowed = true;
 	ad->tx_vec_allowed = true;
 
 	if (dev->data->dev_conf.rxmode.mq_mode & RTE_ETH_MQ_RX_RSS_FLAG)
diff --git a/drivers/net/intel/iavf/iavf_rxtx.c b/drivers/net/intel/iavf/iavf_rxtx.c
index e36a07d5ac..367dde89ca 100644
--- a/drivers/net/intel/iavf/iavf_rxtx.c
+++ b/drivers/net/intel/iavf/iavf_rxtx.c
@@ -725,12 +725,10 @@ iavf_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_idx,
 		ad->rx_bulk_alloc_allowed = false;
 	}
 
-	if (!ci_rxq_vec_capable(rxq->nb_rx_desc, rxq->rx_free_thresh, rxq->offloads))
-		ad->rx_vec_allowed = false;
-
 #if defined RTE_ARCH_X86 || defined RTE_ARCH_ARM
 	/* check vector conflict */
-	if (ad->rx_vec_allowed && iavf_rxq_vec_setup(rxq)) {
+	if (ci_rxq_vec_capable(rxq->nb_rx_desc, rxq->rx_free_thresh, rxq->offloads) &&
+			iavf_rxq_vec_setup(rxq)) {
 		PMD_DRV_LOG(ERR, "Failed vector rx setup.");
 		return -EINVAL;
 	}
-- 
2.34.1



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