On Sun, Feb 05, 2017 at 09:57:34PM +0800, Liping Zhang wrote:
> From: Liping Zhang <zlpnobody@xxxxxxxxx>
>
> After running the following commands, some confusing messages was printed
> out:
> # while : ; do
> iptables -A INPUT &
> iptables -D INPUT &
> done
> [...]
> Another app is currently holding the xtables lock; still -9s 0us time
> ahead to have a chance to grab the lock...
> Another app is currently holding the xtables lock; still -29s 0us time
> ahead to have a chance to grab the lock...
>
> If "-w" option is not specified, the "wait" will be zero, so we should
> check whether the timer_left is less than wait_interval before we call
> select to sleep.
>
> Also remove unused "BASE_MICROSECONDS" and "struct timeval waited_time"
> introduced by commit e8f857a5a151 ("xtables: Add an interval option for
> xtables lock wait").
Applied, thanks.
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