* [dpdk-dev] [PATCH] net/sfc: fix adapter lock usage on rule creation
@ 2019-11-03 10:33 Ivan Malov
2019-11-07 20:56 ` [dpdk-dev] [dpdk-stable] " Ferruh Yigit
0 siblings, 1 reply; 2+ messages in thread
From: Ivan Malov @ 2019-11-03 10:33 UTC (permalink / raw)
To: dev; +Cc: stable, Andrew Rybchenko
The point is that adapter lock has to be held on
list accesses, as well as when talking to the HW.
Fixes: a9825ccf5bb8 ("net/sfc: support flow API filters")
Cc: stable@dpdk.org
Signed-off-by: Ivan Malov <ivan.malov@oktetlabs.ru>
Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
---
drivers/net/sfc/sfc_flow.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/sfc/sfc_flow.c b/drivers/net/sfc/sfc_flow.c
index e4a9ba0ff..8d636f692 100644
--- a/drivers/net/sfc/sfc_flow.c
+++ b/drivers/net/sfc/sfc_flow.c
@@ -2315,10 +2315,10 @@ sfc_flow_create(struct rte_eth_dev *dev,
if (rc != 0)
goto fail_bad_value;
- TAILQ_INSERT_TAIL(&sa->filter.flow_list, flow, entries);
-
sfc_adapter_lock(sa);
+ TAILQ_INSERT_TAIL(&sa->filter.flow_list, flow, entries);
+
if (sa->state == SFC_ADAPTER_STARTED) {
rc = sfc_flow_filter_insert(sa, flow);
if (rc != 0) {
--
2.20.1
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2019-11-03 10:33 [dpdk-dev] [PATCH] net/sfc: fix adapter lock usage on rule creation Ivan Malov
2019-11-07 20:56 ` [dpdk-dev] [dpdk-stable] " Ferruh Yigit
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