Message ID | 20140820175009.GA4316@himangi-Dell |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: Himangi Saraogi <himangi774@gmail.com> Date: Wed, 20 Aug 2014 23:20:09 +0530 > The functions time_before, time_before_eq, time_after, and time_after_eq > are more robust for comparing jiffies against other values. > > A simplified version of the Coccinelle semantic patch making this change > is as follows: > > @change@ > expression E1,E2; > @@ > - (jiffies - E1) >= E2 > + time_after_eq(jiffies, E1+E2) > > Signed-off-by: Himangi Saraogi <himangi774@gmail.com> > Acked-by: Julia Lawall <julia.lawall@lip6.fr> Applied. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/net/decnet/dn_timer.c b/net/decnet/dn_timer.c index d9c150c..1d330fd 100644 --- a/net/decnet/dn_timer.c +++ b/net/decnet/dn_timer.c @@ -23,6 +23,7 @@ #include <linux/spinlock.h> #include <net/sock.h> #include <linux/atomic.h> +#include <linux/jiffies.h> #include <net/flow.h> #include <net/dn.h> @@ -91,7 +92,7 @@ static void dn_slow_timer(unsigned long arg) * since the last successful transmission. */ if (scp->keepalive && scp->keepalive_fxn && (scp->state == DN_RUN)) { - if ((jiffies - scp->stamp) >= scp->keepalive) + if (time_after_eq(jiffies, scp->stamp + scp->keepalive)) scp->keepalive_fxn(sk); }