net/nfp: store counter reset before zeroing flow query

Message ID 20221209062259.22341-1-chaoyong.he@corigine.com (mailing list archive)
State Superseded, archived
Delegated to: Ferruh Yigit
Headers
Series net/nfp: store counter reset before zeroing flow query |

Checks

Context Check Description
ci/checkpatch success coding style OK
ci/Intel-compilation success Compilation OK
ci/iol-intel-Functional success Functional Testing PASS
ci/iol-mellanox-Performance success Performance Testing PASS
ci/intel-Testing success Testing PASS
ci/iol-aarch64-unit-testing success Testing PASS
ci/iol-x86_64-compile-testing success Testing PASS
ci/iol-aarch64-compile-testing success Testing PASS
ci/iol-testing success Testing PASS
ci/iol-x86_64-unit-testing success Testing PASS
ci/github-robot: build success github build: passed
ci/loongarch-compilation success Compilation OK
ci/loongarch-unit-testing success Unit Testing PASS

Commit Message

Chaoyong He Dec. 9, 2022, 6:22 a.m. UTC
  The reset flag in the query structure are cleared by mistake, cause
the flow count never be reset, so the query API will always has count
value even the flow has stopped, and this will cause the flow never
been aged.

Fixes: 30ecce522732 ("net/nfp: support flow API")
Cc: chaoyong.he@corigine.com

Signed-off-by: Chaoyong He <chaoyong.he@corigine.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund@corigine.com>
---
 drivers/net/nfp/nfp_flow.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
  

Patch

diff --git a/drivers/net/nfp/nfp_flow.c b/drivers/net/nfp/nfp_flow.c
index 6f79d950db..e177e75ff8 100644
--- a/drivers/net/nfp/nfp_flow.c
+++ b/drivers/net/nfp/nfp_flow.c
@@ -3809,6 +3809,7 @@  nfp_flow_stats_get(struct rte_eth_dev *dev,
 		struct rte_flow *nfp_flow,
 		void *data)
 {
+	bool reset;
 	uint32_t ctx_id;
 	struct rte_flow *flow;
 	struct nfp_flow_priv *priv;
@@ -3823,6 +3824,7 @@  nfp_flow_stats_get(struct rte_eth_dev *dev,
 	}
 
 	query = (struct rte_flow_query_count *)data;
+	reset = query->reset;
 	memset(query, 0, sizeof(*query));
 
 	ctx_id = rte_be_to_cpu_32(nfp_flow->payload.meta->host_ctx_id);
@@ -3834,7 +3836,7 @@  nfp_flow_stats_get(struct rte_eth_dev *dev,
 		query->bytes = stats->bytes;
 		query->hits_set = 1;
 		query->bytes_set = 1;
-		if (query->reset != 0) {
+		if (reset != 0) {
 			stats->pkts = 0;
 			stats->bytes = 0;
 		}