From: Jay Rolette <rolette@infiniteio.com>
Date: Wed, 3 Jun 2015 19:18:55 +0000 (-0500)
Subject: kni: optimize single thread loop
X-Git-Tag: spdx-start~9063
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=da9cc0b9df1f9a6caa9ce19e743e9aae8cd858cb;p=dpdk.git

kni: optimize single thread loop

Do not need the 'safe' version of list_for_each_entry() if you are
not deleting from the list as you iterate over it.

Signed-off-by: Jay Rolette <rolette@infiniteio.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
Acked-by: Helin Zhang <helin.zhang@intel.com>
---

diff --git a/lib/librte_eal/linuxapp/kni/kni_misc.c b/lib/librte_eal/linuxapp/kni/kni_misc.c
index 2c411e299f..912a8f1804 100644
--- a/lib/librte_eal/linuxapp/kni/kni_misc.c
+++ b/lib/librte_eal/linuxapp/kni/kni_misc.c
@@ -213,13 +213,12 @@ static int
 kni_thread_single(void *unused)
 {
 	int j;
-	struct kni_dev *dev, *n;
+	struct kni_dev *dev;
 
 	while (!kthread_should_stop()) {
 		down_read(&kni_list_lock);
 		for (j = 0; j < KNI_RX_LOOP_NUM; j++) {
-			list_for_each_entry_safe(dev, n,
-					&kni_list_head, list) {
+			list_for_each_entry(dev, &kni_list_head, list) {
 #ifdef RTE_KNI_VHOST
 				kni_chk_vhost_rx(dev);
 #else