[PATCH 21.11] eal: cleanup alarm and 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 <changfeng...@bytedance.com>
---
 lib/eal/freebsd/eal.c | 2 +-
 lib/eal/linux/eal.c   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/eal/freebsd/eal.c b/lib/eal/freebsd/eal.c
index 414aad3dd3..717d1f0b9a 100644
--- a/lib/eal/freebsd/eal.c
+++ b/lib/eal/freebsd/eal.c
@@ -988,9 +988,9 @@ rte_eal_cleanup(void)
        rte_mp_channel_cleanup();
        rte_trace_save();
        eal_trace_fini();
+       rte_eal_alarm_cleanup();
        /* after this point, any DPDK pointers will become dangling */
        rte_eal_memory_detach();
-       rte_eal_alarm_cleanup();
        eal_cleanup_config(internal_conf);
        return 0;
 }
diff --git a/lib/eal/linux/eal.c b/lib/eal/linux/eal.c
index e3d34f7b7c..84c42679bf 100644
--- a/lib/eal/linux/eal.c
+++ b/lib/eal/linux/eal.c
@@ -1370,9 +1370,9 @@ rte_eal_cleanup(void)
        rte_mp_channel_cleanup();
        rte_trace_save();
        eal_trace_fini();
+       rte_eal_alarm_cleanup();
        /* after this point, any DPDK pointers will become dangling */
        rte_eal_memory_detach();
-       rte_eal_alarm_cleanup();
        eal_cleanup_config(internal_conf);
        return 0;
 }
-- 
2.37.1 (Apple Git-137.1)