Re: [PATCH] perf, x86: Add hw_watchdog_set_attr() in a sake ofnmi-watchdog on P4

[Cyrill Gorcunov]

On Tue, Jun 28, 2011 at 12:27:14PM -0400, Don Zickus wrote:
> On Tue, Jun 28, 2011 at 08:11:10PM +0400, Cyrill Gorcunov wrote:
> > 
> >  	wd_attr->sample_period = hw_nmi_get_sample_period(watchdog_thresh);
> > -->	hw_nmi_watchdog_set_attr(wd_attr);
> > 
> > itself? Ie you suspect some different point where to call it?
> > 
> > When I said not a "best place" I meant about __weak function bare implementation
> > placed that near to call (which is looked somehow suspicious for me from overall
> > code structure), but I didn't mean the call sequence itself ;)
> 
> Sorry I was probably vague.  What I meant to say is that the call
> 'hw_nmi_watchdog_set_attr' is really x86 specific and thought we could
> bury it down there somehow.  Yeah the __weak symbol cleverly gets around
> it.
> 
> I was thinking it would be nice to stick it in hw_nmi_get_sample_period as
> that is arch specific.  But it really wouldn't make sense there.
> 
> It's probably fine for now and maybe someday we can come up with a better
> idea where to put it.

OK, clear enough, lets stick with other issues. Thanks!

> 
> I don't want to waste to much time thinking about it as I have other
> issues I am dealing with.  I just wanted to get this resolved so I can
> push this patch into RHEL-6.
> 
> Cheers,
> Don

	Cyrill
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