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Date: Thu, 05 Mar 2009 20:01:27 +0530 From: Jaswinder Singh Rajput <jaswinder@...nel.org> To: Ingo Molnar <mingo@...e.hu> Cc: Andreas Herrmann <andreas.herrmann3@....com>, "H. Peter Anvin" <hpa@...or.com>, x86 maintainers <x86@...nel.org>, LKML <linux-kernel@...r.kernel.org> Subject: Re: [git-pull -tip V2] x86: msr architecture debug code On Thu, 2009-03-05 at 15:11 +0100, Ingo Molnar wrote: > * Jaswinder Singh Rajput <jaswinder@...nel.org> wrote: > > > On Thu, 2009-03-05 at 14:32 +0100, Ingo Molnar wrote: > > > * Andreas Herrmann <andreas.herrmann3@....com> wrote: > > > > > > > - I've just one directory in debugfs > > > > x86/cpu/msr/cpu0 > > > > The system has a quad-core CPU. So I guess there should be 4 > > > > directories -- one for each core. > > > > > > Correct, most MSRs are per core - that needs to be fixed. > > > > Ok I will support all cores in next Version. > > the VFS structure should be something like: > > /debug/x86/cpu/cpu0/msr/... > > I.e. first we have the CPU, then a specific CPU, and MSRs are > attributes of that CPU (core). > I am also planning to add other CPU registers beside MSRs so msr will differentiate that it is MSRs or normal register. And we can move architecture independent code in kernel/* so that another architectures will also take benefit from it. -- JSR -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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