Re: [PATCH] for_each_possible_cpu [1/19] defines for_each_possible_cpu

[KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>]

On Thu, 16 Mar 2006 15:24:25 +1100
Nick Piggin <nickpiggin@yahoo.com.au> wrote:

> KAMEZAWA Hiroyuki wrote:
> > On Thu, 16 Mar 2006 14:43:38 +1100
> > Nick Piggin <nickpiggin@yahoo.com.au> wrote:
> > 
> > 
> >>The only places where things might care is arch bootup code, but
> >>the cpu interface is such that the arch code is expected to _hide_
> >>any weird details from these generic interfaces.
> >>
> > 
> > Please see i386 patch. it contains BUG fix.
> > cpu_msrs[i].coutners are allocated by for_each_online_cpu().
> > and free it by for_each_possible_cpus() without no pointer check.
> > 
> 
> Well that's another problem then, such a fix should not be sent in
> this patchset, but as a separate patch.
> 
Sorry. and It wasn't real problem as Yoshifuji said.
I'll send fix patch later.

> > I think this kind of confusion will be seen again in future.
> 
> I'm sure that renaming for_each_cpu would not prevent that either.
> 

But maintainers can check easily whether online or possible should be,
when they received a patch which includes for_each_cpu().

-- Kame 

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