ip4_select_id use rte_atomic32_add_return

iqiyi · Dec 8, 2023 · 1a7ac1b · 1a7ac1b
1 parent 4eb867f
commit 1a7ac1b
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/ipv4.c b/src/ipv4.c
@@ -518,8 +518,8 @@ uint32_t ip4_select_id(struct rte_ipv4_hdr *iph)
             iph->next_proto_id, ip4_id_hashrnd);
 
     p_id = ip4_idents + hash % IP4_IDENTS_SZ;
-    id = htons(rte_atomic32_read(p_id));
-    rte_atomic32_add(p_id, 1);
+    id = rte_atomic32_add_return(p_id, 1) - 1;
+    id = htons(id);
 
     return id;
 }