[PATCH] eventdev: fix missing internal port checks

pbhagavatula at marvell.com pbhagavatula at marvell.com
Mon Dec 13 09:31:43 CET 2021


From: Pavan Nikhilesh <pbhagavatula at marvell.com>

When event delivery is through internal port, stats are mainitained
by HW and we should avoid reading SW data structures for stats.
Fix missing internal port checks.

Fixes: 995b150c1ae1 ("eventdev/eth_rx: add queue stats API")

Signed-off-by: Pavan Nikhilesh <pbhagavatula at marvell.com>
---
 lib/eventdev/rte_event_eth_rx_adapter.c | 24 ++++++++++++++----------
 1 file changed, 14 insertions(+), 10 deletions(-)

diff --git a/lib/eventdev/rte_event_eth_rx_adapter.c b/lib/eventdev/rte_event_eth_rx_adapter.c
index 809416d9b7..da223aacac 100644
--- a/lib/eventdev/rte_event_eth_rx_adapter.c
+++ b/lib/eventdev/rte_event_eth_rx_adapter.c
@@ -2984,15 +2984,17 @@ rte_event_eth_rx_adapter_queue_stats_get(uint8_t id,
 		return -EINVAL;
 	}

-	queue_info = &dev_info->rx_queue[rx_queue_id];
-	event_buf = queue_info->event_buf;
-	q_stats = queue_info->stats;
+	if (dev_info->internal_event_port == 0) {
+		queue_info = &dev_info->rx_queue[rx_queue_id];
+		event_buf = queue_info->event_buf;
+		q_stats = queue_info->stats;

-	stats->rx_event_buf_count = event_buf->count;
-	stats->rx_event_buf_size = event_buf->events_size;
-	stats->rx_packets = q_stats->rx_packets;
-	stats->rx_poll_count = q_stats->rx_poll_count;
-	stats->rx_dropped = q_stats->rx_dropped;
+		stats->rx_event_buf_count = event_buf->count;
+		stats->rx_event_buf_size = event_buf->events_size;
+		stats->rx_packets = q_stats->rx_packets;
+		stats->rx_poll_count = q_stats->rx_poll_count;
+		stats->rx_dropped = q_stats->rx_dropped;
+	}

 	dev = &rte_eventdevs[rx_adapter->eventdev_id];
 	if (dev->dev_ops->eth_rx_adapter_queue_stats_get != NULL) {
@@ -3086,8 +3088,10 @@ rte_event_eth_rx_adapter_queue_stats_reset(uint8_t id,
 		return -EINVAL;
 	}

-	queue_info = &dev_info->rx_queue[rx_queue_id];
-	rxa_queue_stats_reset(queue_info);
+	if (dev_info->internal_event_port == 0) {
+		queue_info = &dev_info->rx_queue[rx_queue_id];
+		rxa_queue_stats_reset(queue_info);
+	}

 	dev = &rte_eventdevs[rx_adapter->eventdev_id];
 	if (dev->dev_ops->eth_rx_adapter_queue_stats_reset != NULL) {
--
2.34.0



More information about the dev mailing list