too many timer retries happen when do local timer swtich with broadcast timer

[Thomas Gleixner]

On Fri, 22 Feb 2013, Santosh Shilimkar wrote:
> BTW, Lorenzo off-list mentioned to me about warning in boot-up
> which I missed while testing your patch. It will take bit more
> time for me to look into it and hence thought of reporting it.
> 
> [    2.186126] ------------[ cut here ]------------
> [    2.190979] WARNING: at kernel/time/tick-broadcast.c:501
> tick_broadcast_oneshot_control+0x1c0/0x21c()

Which one is that? tick_broadcast_pending or tick_force_broadcast_mask ?