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-rw-r--r--VNFs/DPPD-PROX/thread_nop.c66
1 files changed, 66 insertions, 0 deletions
diff --git a/VNFs/DPPD-PROX/thread_nop.c b/VNFs/DPPD-PROX/thread_nop.c
new file mode 100644
index 00000000..ba30dc61
--- /dev/null
+++ b/VNFs/DPPD-PROX/thread_nop.c
@@ -0,0 +1,66 @@
+/*
+// Copyright (c) 2010-2017 Intel Corporation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+*/
+
+#include <rte_cycles.h>
+
+#include "log.h"
+#include "lconf.h"
+#include "thread_nop.h"
+#include "handle_nop.h"
+#include "stats.h"
+#include "lconf.h"
+#include "defines.h"
+
+int thread_nop(struct lcore_cfg *lconf)
+{
+ struct task_base *tasks[MAX_TASKS_PER_CORE];
+ struct rte_mbuf **mbufs;
+ uint64_t cur_tsc = rte_rdtsc();
+ uint64_t term_tsc = cur_tsc;
+ uint64_t drain_tsc = cur_tsc;
+ uint8_t n_tasks_run = 0;
+
+ for (;;) {
+ cur_tsc = rte_rdtsc();
+ if (cur_tsc > term_tsc) {
+ term_tsc = cur_tsc + TERM_TIMEOUT;
+ if (lconf_is_req(lconf) && lconf_do_flags(lconf)) {
+ n_tasks_run = lconf->n_tasks_run;
+
+ if (!n_tasks_run)
+ return 0;
+ for (int i = 0; i < lconf->n_tasks_run; ++i) {
+ tasks[i] = lconf->tasks_run[i];
+ }
+ }
+ }
+ if (cur_tsc > drain_tsc) {
+ drain_tsc = cur_tsc + DRAIN_TIMEOUT;
+ lconf_flush_all_queues(lconf);
+ }
+
+ for (uint8_t task_id = 0; task_id < n_tasks_run; ++task_id) {
+ struct task_base *t = tasks[task_id];
+ uint16_t nb_rx = t->rx_pkt(t, &mbufs);
+
+ if (likely(nb_rx)) {
+ handle_nop_bulk(t, mbufs, nb_rx);
+ }
+ }
+ }
+
+ return 0;
+}