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

Santosh Shilimkar santosh.shilimkar at ti.com
Fri Feb 22 05:30:23 EST 2013


On Friday 22 February 2013 03:54 PM, Thomas Gleixner wrote:
> 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 ?
>
The force broadcast mask one coming from below.
"WARN_ON_ONCE(test_bit(cpu, tick_force_broadcast_mask));"

Regards,
Santosh



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