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SubjectRe: [PATCH] CPU frequency display in /proc/cpuinfo
On Sun, Dec 04, 2005 at 02:49:26PM -0500, Lee Revell wrote:
> On Sun, 2005-12-04 at 19:32 +0100, Andi Kleen wrote:
> > On Sun, Dec 04, 2005 at 05:43:35PM +0100, Dominik Brodowski wrote:
> > > On Fri, Dec 02, 2005 at 10:43:20AM -0800, Venkatesh Pallipadi wrote:
> > > > The patch below changes this to:
> > > > Show the last known frequency of the particular CPU, when cpufreq is present. If
> > > > cpu doesnot support changing of frequency through cpufreq, then boot frequency
> > > > will be shown. The patch affects i386, x86_64 and ia64 architectures.
> > >
> > > Looks good to me -- however, might this affect userspace cpufreq tools? I'd
> >
> > They normally use /sys anyways.
>
> Wrong, lots of userspace programs that need to know the CPU speed get it
> from /proc/cpuinfo. It would be nice if there were a better API.

Talking about user space governours - I presume that is what
Dominik ment with "userspace cpufreq tools"

> As long as you don't change the file format it should be OK.

Great that we have your approval.

-Andi
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