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authorYong Liu <yong.liu@intel.com>2014-07-03 16:59:36 +0800
committerThomas Monjalon <thomas.monjalon@6wind.com>2014-07-03 16:28:12 +0200
commitd827c2695e564a378c59d24ec116bf022ca3feda (patch)
tree5858aa39b7066f71df3d15b20958c12dc3e20db4
parent91873a652750c591baf5d568ccc38ca9661e56d3 (diff)
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examples/qos_sched: fix flow pause after 2M packets
After enable vector pmd, qos_sched only send 32 packets every burst. That will cause some packets not transmitted and therefore mempool will be drain after a while. App qos_sched now will re-send the packets which failed to send out in previous tx function. Signed-off-by: Yong Liu <yong.liu@intel.com> Acked-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com> Tested-by: Waterman Cao <waterman.cao@intel.com>
-rwxr-xr-xexamples/qos_sched/app_thread.c16
1 files changed, 5 insertions, 11 deletions
diff --git a/examples/qos_sched/app_thread.c b/examples/qos_sched/app_thread.c
index 7501147..59c4014 100755
--- a/examples/qos_sched/app_thread.c
+++ b/examples/qos_sched/app_thread.c
@@ -139,17 +139,11 @@ app_send_burst(struct thread_conf *qconf)
do {
ret = rte_eth_tx_burst(qconf->tx_port, qconf->tx_queue, mbufs, (uint16_t)n);
- if (unlikely(ret < n)) { /* we cannot drop the packets, so re-send */
- /* update number of packets to be sent */
- n -= ret;
- mbufs = (struct rte_mbuf **)&mbufs[ret];
- /* limit number of retries to avoid endless loop */
- /* reset retry counter if some packets were sent */
- if (likely(ret != 0)) {
- continue;
- }
- }
- } while (ret != n);
+ /* we cannot drop the packets, so re-send */
+ /* update number of packets to be sent */
+ n -= ret;
+ mbufs = (struct rte_mbuf **)&mbufs[ret];
+ } while (n);
}