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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>
This commit is contained in:
Stephen Hemminger 2009-08-27 13:55:18 +00:00 committed by David S. Miller
parent 2bc481cf43
commit 64e8ff5ef2
1 changed files with 4 additions and 10 deletions
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10
net/core/pktgen.c
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@ -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 is zero, then run forever */
if ((pkt_dev->count != 0) && (pkt_dev->sofar >= pkt_dev->count)) { 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) { while (atomic_read(&(pkt_dev->skb->users)) != 1) {
if (signal_pending(current)) { if (signal_pending(current))
break; break;
} idle(pkt_dev);
schedule();
}
pkt_dev->idle_acc += ktime_to_ns(ktime_sub(ktime_now(),
idle_start));
} }
/* Done with this */ /* Done with this */