[PATCH] eal: cleanup alarm and multiprocess hotplug before memory detach

[Fengnan Chang]

Alarm and multiprocess hotplug still need access hugepage memory,
if alarm event processed after memory detach, it may cause SEGV.
So cleanup alarm and multiprocess hotplug before memory detach.

Signed-off-by: Fengnan Chang <changfengnan at bytedance.com>
---
 lib/eal/linux/eal.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/eal/linux/eal.c b/lib/eal/linux/eal.c
index 8c118d0d9f..c76f026023 100644
--- a/lib/eal/linux/eal.c
+++ b/lib/eal/linux/eal.c
@@ -1372,11 +1372,11 @@ rte_eal_cleanup(void)
 	eal_bus_cleanup();
 	rte_trace_save();
 	eal_trace_fini();
+	eal_mp_dev_hotplug_cleanup();
+	rte_eal_alarm_cleanup();
 	/* after this point, any DPDK pointers will become dangling */
 	rte_eal_memory_detach();
-	eal_mp_dev_hotplug_cleanup();
 	rte_eal_malloc_heap_cleanup();
-	rte_eal_alarm_cleanup();
 	eal_cleanup_config(internal_conf);
 	rte_eal_log_cleanup();
 	return 0;
-- 
2.37.0 (Apple Git-136)