RE: [Xen-devel] Sixth (and final?) release candidate for Xen 3.4

To:	"'Keir Fraser'" <keir.fraser@xxxxxxxxxxxxx>
Subject:	RE: [Xen-devel] Sixth (and final?) release candidate for Xen 3.4.3
From:	"Langsdorf, Mark" <mark.langsdorf@xxxxxxx>
Date:	Wed, 12 May 2010 14:42:42 -0500
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Thread-topic:	[Xen-devel] Sixth (and final?) release candidate for Xen 3.4.3

> > Sometimes, on the new 6-core processors, the powernow.c
> > driver call:
> > 
> >     on_selected_cpus(&cmd.mask, transition_pstate, &cmd, 0);
> 
> Since you specify '0' for the final 'wait' parameter of 
> on_selected_cpus(),
> the call can return before transition_pstate() has finished 
> executing on all
> the requested CPUs.

Thanks!

I copied that code from the Intel cpufreq driver, and I
doubt that's what they intended either.

--Mark Langsdorf
Operating System Research Center
AMD

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RE: [Xen-devel] Sixth (and final?) release candidate for Xen 3.4.3