X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=net%2Fdccp%2Ftimer.c;h=8703a792b56068ec44e15804731d2a0366ce7873;hb=2aec609fb45e84d65bc8eabc7b650bbecb1cc179;hp=b038a0a3ad40a1fcbc182c6f66e37a2171120144;hpb=529284a0b649499351495949d05fa3359121cbae;p=linux-2.6

diff --git a/net/dccp/timer.c b/net/dccp/timer.c
index b038a0a3ad..8703a792b5 100644
--- a/net/dccp/timer.c
+++ b/net/dccp/timer.c
@@ -262,7 +262,7 @@ out:
 }
 
 /* Transmit-delay timer: used by the CCIDs to delay actual send time */
-void dccp_write_xmit_timer(unsigned long data)
+static void dccp_write_xmit_timer(unsigned long data)
 {
 	struct sock *sk = (struct sock *)data;
 	struct dccp_sock *dp = dccp_sk(sk);
@@ -280,9 +280,8 @@ static void dccp_init_write_xmit_timer(struct sock *sk)
 {
 	struct dccp_sock *dp = dccp_sk(sk);
 
-	init_timer(&dp->dccps_xmit_timer);
-	dp->dccps_xmit_timer.data = (unsigned long)sk;
-	dp->dccps_xmit_timer.function = dccp_write_xmit_timer;
+	setup_timer(&dp->dccps_xmit_timer, dccp_write_xmit_timer,
+			(unsigned long)sk);
 }
 
 void dccp_init_xmit_timers(struct sock *sk)
@@ -291,3 +290,24 @@ void dccp_init_xmit_timers(struct sock *sk)
 	inet_csk_init_xmit_timers(sk, &dccp_write_timer, &dccp_delack_timer,
 				  &dccp_keepalive_timer);
 }
+
+static ktime_t dccp_timestamp_seed;
+/**
+ * dccp_timestamp  -  10s of microseconds time source
+ * Returns the number of 10s of microseconds since loading DCCP. This is native
+ * DCCP time difference format (RFC 4340, sec. 13).
+ * Please note: This will wrap around about circa every 11.9 hours.
+ */
+u32 dccp_timestamp(void)
+{
+	s64 delta = ktime_us_delta(ktime_get_real(), dccp_timestamp_seed);
+
+	do_div(delta, 10);
+	return delta;
+}
+EXPORT_SYMBOL_GPL(dccp_timestamp);
+
+void __init dccp_timestamping_init(void)
+{
+	dccp_timestamp_seed = ktime_get_real();
+}