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Diffstat (limited to 'net')
-rw-r--r--net/ipv4/ipvs/ip_vs_sync.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/net/ipv4/ipvs/ip_vs_sync.c b/net/ipv4/ipvs/ip_vs_sync.c
index 550563a5660..cf5ed758ea1 100644
--- a/net/ipv4/ipvs/ip_vs_sync.c
+++ b/net/ipv4/ipvs/ip_vs_sync.c
@@ -29,6 +29,7 @@
#include <linux/udp.h>
#include <linux/err.h>
#include <linux/kthread.h>
+#include <linux/wait.h>
#include <net/ip.h>
#include <net/sock.h>
@@ -772,6 +773,10 @@ static int sync_thread_backup(void *data)
ip_vs_backup_mcast_ifn, ip_vs_backup_syncid);
while (!kthread_should_stop()) {
+ wait_event_interruptible(*tinfo->sock->sk->sk_sleep,
+ !skb_queue_empty(&tinfo->sock->sk->sk_receive_queue)
+ || kthread_should_stop());
+
/* do we have data now? */
while (!skb_queue_empty(&(tinfo->sock->sk->sk_receive_queue))) {
len = ip_vs_receive(tinfo->sock, tinfo->buf,
@@ -787,8 +792,6 @@ static int sync_thread_backup(void *data)
ip_vs_process_message(tinfo->buf, len);
local_bh_enable();
}
-
- msleep_interruptible(1000);
}
/* release the sending multicast socket */