[PATCH] eventdev/eth_tx: fix queue delete
Naga Harish K S V
s.v.naga.harish.k at intel.com
Thu Jun 23 12:05:11 CEST 2022
Add spinlock protection in queue delete function.
This protects the data path while the queue delete operation
is in progress.
Fixes: a3bbf2e09756 ("eventdev: add eth Tx adapter implementation")
Cc: stable at dpdk.org
Signed-off-by: Naga Harish K S V <s.v.naga.harish.k at intel.com>
---
lib/eventdev/rte_event_eth_tx_adapter.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/lib/eventdev/rte_event_eth_tx_adapter.c b/lib/eventdev/rte_event_eth_tx_adapter.c
index c700fb7b1f..b4b37f1cae 100644
--- a/lib/eventdev/rte_event_eth_tx_adapter.c
+++ b/lib/eventdev/rte_event_eth_tx_adapter.c
@@ -891,9 +891,10 @@ txa_service_queue_del(uint8_t id,
txa = txa_service_id_to_data(id);
+ rte_spinlock_lock(&txa->tx_lock);
tqi = txa_service_queue(txa, port_id, tx_queue_id);
if (tqi == NULL || !tqi->added)
- return 0;
+ goto ret_unlock;
tb = tqi->tx_buf;
tqi->added = 0;
@@ -903,6 +904,9 @@ txa_service_queue_del(uint8_t id,
txa->txa_ethdev[port_id].nb_queues--;
txa_service_queue_array_free(txa, port_id);
+
+ret_unlock:
+ rte_spinlock_unlock(&txa->tx_lock);
return 0;
}
--
2.25.1
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