X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fevent%2Fopdl%2Fopdl_ring.c;h=c8d19fef5aa5c519e3c815e2900680bea1ed579e;hb=f5cd3a9f6016c4940dc615afe9a1adf9d015a8be;hp=06fb5b33760d1b5ebb435e19a73c8137f6dfa38e;hpb=8ac3591694e105d47968f5f29b8c19511f21e41c;p=dpdk.git

diff --git a/drivers/event/opdl/opdl_ring.c b/drivers/event/opdl/opdl_ring.c
index 06fb5b3376..c8d19fef5a 100644
--- a/drivers/event/opdl/opdl_ring.c
+++ b/drivers/event/opdl/opdl_ring.c
@@ -16,6 +16,7 @@
 #include <rte_memcpy.h>
 #include <rte_memory.h>
 #include <rte_memzone.h>
+#include <rte_atomic.h>
 
 #include "opdl_ring.h"
 #include "opdl_log.h"
@@ -474,9 +475,7 @@ opdl_ring_input_multithread(struct opdl_ring *t, const void *entries,
 	/* If another thread started inputting before this one, but hasn't
 	 * finished, we need to wait for it to complete to update the tail.
 	 */
-	while (unlikely(__atomic_load_n(&s->shared.tail, __ATOMIC_ACQUIRE) !=
-			old_head))
-		rte_pause();
+	rte_wait_until_equal_32(&s->shared.tail, old_head, __ATOMIC_ACQUIRE);
 
 	__atomic_store_n(&s->shared.tail, old_head + num_entries,
 			__ATOMIC_RELEASE);