[dpdk-dev] [PATCH v2 8/8] eal: malloc: cleanup mp resources

[Stephen Hemminger <stephen@networkplumber.org>]

The mp action resources in malloc should be cleaned up via
rte_eal_cleanup.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Acked-by: Anatoly Burakov <anatoly.burakov@intel.com>
---
 lib/librte_eal/common/malloc_heap.c |  6 ++++++
 lib/librte_eal/common/malloc_heap.h |  3 +++
 lib/librte_eal/common/malloc_mp.c   | 12 ++++++++++++
 lib/librte_eal/common/malloc_mp.h   |  3 +++
 lib/librte_eal/linux/eal.c          |  1 +
 5 files changed, 25 insertions(+)

diff --git a/lib/librte_eal/common/malloc_heap.c b/lib/librte_eal/common/malloc_heap.c
index 842eb9de75a1..13c673f363a9 100644
--- a/lib/librte_eal/common/malloc_heap.c
+++ b/lib/librte_eal/common/malloc_heap.c
@@ -1362,3 +1362,9 @@ rte_eal_malloc_heap_init(void)
 	/* add all IOVA-contiguous areas to the heap */
 	return rte_memseg_contig_walk(malloc_add_seg, NULL);
 }
+
+void
+rte_eal_malloc_heap_cleanup(void)
+{
+	unregister_mp_requests();
+}
diff --git a/lib/librte_eal/common/malloc_heap.h b/lib/librte_eal/common/malloc_heap.h
index 772736b53f3c..ffad1b61e246 100644
--- a/lib/librte_eal/common/malloc_heap.h
+++ b/lib/librte_eal/common/malloc_heap.h
@@ -100,6 +100,9 @@ malloc_socket_to_heap_id(unsigned int socket_id);
 int
 rte_eal_malloc_heap_init(void);
 
+void
+rte_eal_malloc_heap_cleanup(void);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/lib/librte_eal/common/malloc_mp.c b/lib/librte_eal/common/malloc_mp.c
index 1f212f834993..a9a9e8a45221 100644
--- a/lib/librte_eal/common/malloc_mp.c
+++ b/lib/librte_eal/common/malloc_mp.c
@@ -749,3 +749,15 @@ register_mp_requests(void)
 	}
 	return 0;
 }
+
+void
+unregister_mp_requests(void)
+{
+	if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
+		rte_mp_action_unregister(MP_ACTION_REQUEST);
+	} else {
+		rte_mp_action_unregister(MP_ACTION_SYNC);
+		rte_mp_action_unregister(MP_ACTION_ROLLBACK);
+		rte_mp_action_unregister(MP_ACTION_RESPONSE);
+	}
+}
diff --git a/lib/librte_eal/common/malloc_mp.h b/lib/librte_eal/common/malloc_mp.h
index 2b86b76f6848..fb3d18c4e458 100644
--- a/lib/librte_eal/common/malloc_mp.h
+++ b/lib/librte_eal/common/malloc_mp.h
@@ -63,6 +63,9 @@ struct malloc_mp_req {
 int
 register_mp_requests(void);
 
+void
+unregister_mp_requests(void);
+
 int
 request_to_primary(struct malloc_mp_req *req);
 
diff --git a/lib/librte_eal/linux/eal.c b/lib/librte_eal/linux/eal.c
index ffb0678b864a..abd478c9ceb0 100644
--- a/lib/librte_eal/linux/eal.c
+++ b/lib/librte_eal/linux/eal.c
@@ -1351,6 +1351,7 @@ rte_eal_cleanup(void)
 #endif
 	rte_eal_alarm_cleanup();
 	eal_mp_dev_hotplug_cleanup();
+	rte_eal_malloc_heap_cleanup();
 	rte_mp_channel_cleanup();
 	rte_trace_save();
 	eal_trace_fini();
-- 
2.20.1