pktgen: use common idle routine

Simpler to have one place that spins and accounts for delays,
this will also make the last packet be detected faster for more
repeatable timing.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 10 deletions

diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index 3045dd133071..ad41f06c13ca 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -3458,16 +3458,10 @@ static void pktgen_xmit(struct pktgen_dev *pkt_dev)
 
         /* If pkt_dev->count is zero, then run forever */
         if ((pkt_dev->count != 0) && (pkt_dev->sofar >= pkt_dev->count)) {
-                if (atomic_read(&(pkt_dev->skb->users)) != 1) {
-                        ktime_t idle_start = ktime_now();
-                        while (atomic_read(&(pkt_dev->skb->users)) != 1) {
-                                if (signal_pending(current)) {
-                                        break;
-                                }
-                                schedule();
-                        }
-                        pkt_dev->idle_acc += ktime_to_ns(ktime_sub(ktime_now(),
-                                                                   idle_start));
+                while (atomic_read(&(pkt_dev->skb->users)) != 1) {
+                        if (signal_pending(current))
+                                break;
+                        idle(pkt_dev);
                 }
 
                 /* Done with this */