Re: [tip:timers/core] hrtimers: Support resuming with two or moreCPUs online (but stopped)

From: Artem Savkov
Date: Fri Jul 05 2013 - 06:46:19 EST


On Fri, Jul 05, 2013 at 12:36:50PM +0200, Thomas Gleixner wrote:
> On Fri, 5 Jul 2013, Thomas Gleixner wrote:
> > On Fri, 5 Jul 2013, David Vrabel wrote:
> > You failed to CC Artem :(
> Second thought.
> Where is that warning? Can't find it in neither in Linus tree nor in tip
> > > > [ 4363.083800] WARNING: CPU: 0 PID: 3977 at kernel/smp.c:385 smp_call_function_many+0xbd/0x2c0()
> All I see there is:
> WARN_ON_ONCE(cpu_online(this_cpu) && irqs_disabled()
> && !oops_in_progress && !early_boot_irqs_disabled);

It's in linux-next.git, not sure where it was merged from
commit 7f4a1d40a6311b7cb52d0f0061cb904d041c6dbc
Author: Chuansheng Liu <chuansheng.liu@xxxxxxxxx>
Date: Wed Jul 3 10:20:26 2013 +1000

smp: Give WARN()ing when calling smp_call_function_many()/single() in serving irq


--
Regards,
Artem
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