Commit ba6fd850 authored by Sven Wegener's avatar Sven Wegener
Browse files

ipvs: Put backup thread on mcast socket wait queue



Instead of doing an endless loop with sleeping for one second, we now put the
backup thread onto the mcast socket wait queue and it gets woken up as soon as
we have data to process.
Signed-off-by: default avatarSven Wegener <sven.wegener@stealer.net>
Acked-by: default avatarSimon Horman <horms@verge.net.au>
parent 998e7a76
......@@ -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 */
......
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