From: David Laight <David.Laight@ACULAB.COM>
To: 'Andy Shevchenko' <andy.shevchenko@gmail.com>,
Hans de Goede <hdegoede@redhat.com>
Cc: Andy Shevchenko <andy@infradead.org>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>,
Vipul Kumar <vipulk0511@gmail.com>,
Vipul Kumar <vipul_kumar@mentor.com>,
Daniel Lezcano <daniel.lezcano@linaro.org>,
Srikanth Krishnakar <Srikanth_Krishnakar@mentor.com>,
Cedric Hombourger <Cedric_Hombourger@mentor.com>,
Len Brown <len.brown@intel.com>,
Rahul Tanwar <rahul.tanwar@linux.intel.com>,
Tony Luck <tony.luck@intel.com>,
"Gayatri Kammela" <gayatri.kammela@intel.com>,
"maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)"
<x86@kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Stable <stable@vger.kernel.org>
Subject: RE: [PATCH v3 3/3] x86/tsc_msr: Make MSR derived TSC frequency more accurate
Date: Mon, 10 Feb 2020 10:08:38 +0000 [thread overview]
Message-ID: <7486ebeb98bd44d4a50fb6f2df4799df@AcuMS.aculab.com> (raw)
In-Reply-To: <CAHp75VcEKS_XkdfqnydF3KgeH=Fk_9GyQfcmrs6D9rJbTuKstw@mail.gmail.com>
From: Andy Shevchenko
> Sent: 07 February 2020 22:12
> On Fri, Feb 7, 2020 at 10:55 PM Hans de Goede <hdegoede@redhat.com> wrote:
> >
> > The "Intel 64 and IA-32 Architectures Software Developer’s Manual
> > Volume 4: Model-Specific Registers" has the following table for the
> > values from freq_desc_byt:
>
> For the LGM people in Cc list. Hans included you in order to confirm
> what's going on with TSC on LGM SoC.
> Can you do it in a way that we certainly know clocks with good
> precision (and if Spread Spectrum is in use what should we put here)?
Isn't 'Spread Spectrum' just a scam so that the resonant detector
used by the test equipment fails to register anything?
David
-
Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK
Registration No: 1397386 (Wales)
next prev parent reply other threads:[~2020-02-10 10:08 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-07 20:54 [PATCH v3 1/3] x86/tsc_msr: Use named struct initializers Hans de Goede
2020-02-07 20:54 ` [PATCH v3 2/3] x86/tsc_msr: Fix MSR_FSB_FREQ mask for Cherry Trail devices Hans de Goede
2020-02-07 20:54 ` [PATCH v3 3/3] x86/tsc_msr: Make MSR derived TSC frequency more accurate Hans de Goede
2020-02-07 22:11 ` Andy Shevchenko
2020-02-10 10:08 ` David Laight [this message]
2020-02-08 0:05 ` Thomas Gleixner
2020-02-23 13:55 ` Hans de Goede
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