From: Yunjian Wang <[email protected]>
The nic's interrupt source has some active handler, which maybe call
ixgbe_dev_link_update() to set link handler. We should cancel the
link handler before remove dev to prevent executing the link handler.
It triggers segfault.
Fixes: 0408f47ba4d6 ("net/ixgbe: fix busy polling while fiber link update")
Cc: [email protected]
Signed-off-by: Yunjian Wang <[email protected]>
---
drivers/net/ixgbe/ixgbe_ethdev.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
index 975fa47..2470c89 100644
--- a/drivers/net/ixgbe/ixgbe_ethdev.c
+++ b/drivers/net/ixgbe/ixgbe_ethdev.c
@@ -1344,6 +1344,9 @@ struct rte_ixgbe_xstats_name_off {
/* cancel the delay handler before remove dev */
rte_eal_alarm_cancel(ixgbe_dev_interrupt_delayed_handler, eth_dev);
+ /* cancel the link handler before remove dev */
+ rte_eal_alarm_cancel(ixgbe_dev_setup_link_alarm_handler, eth_dev);
+
/* uninitialize PF if max_vfs not zero */
ixgbe_pf_host_uninit(eth_dev);
--
1.8.3.1
