Re: [patch 001/445] include/linux/smp.h:on_each_cpu(): switch back to a macro

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On Thu, 18 Jul 2013 10:28:26 -0700 Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:

> > >> Heh.  I have a queued a patch to switch it back to an inline function,
> > >> but things are OK in mainline as-is so that's for 3.12.
> > >>
> > >> So 3.11 will have the macro implementation of on_each_cpu(), and I
> > >> suggest that 3.10.x do the same.
> > >
> > > Thanks for that, I've now queued this up for 3.10-stable.
> > 
> > I don't see why it is either necessary, or even desirable, to muck 
> > around in 3.10.  To my knowledge, there are no known problems related to 
> > the on_each_cpu() implementation in 3.10.1.
> 
> Ok, if there are no problems, I'll go drop this.  I'm guessing if anyone
> cares about ia64 and other arches hit a problem, I'll hear about it and
> add this back in for 3.10.
> 
> Andrew, any objection to me doing this?

Nope.  By dropping switch-to-a-macro, the code which is present in
3.10.x will have had little mainline or -next testing, but any risks
from this are negligible.

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