From: Hans de Goede <hdegoede@redhat.com>
To: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: David Laight <David.Laight@aculab.com>,
Peter Zijlstra <peterz@infradead.org>,
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>,
"x86@kernel.org" <x86@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"stable@vger.kernel.org" <stable@vger.kernel.org>
Subject: Re: [PATCH 3/3] x86/tsc_msr: Make MSR derived TSC frequency more accurate
Date: Thu, 30 Jan 2020 17:59:19 +0100 [thread overview]
Message-ID: <a76e05b7-112a-3140-e97a-2e03fc21e5f5@redhat.com> (raw)
In-Reply-To: <CAHp75VftbK+7uzBCQ6F5FFgJ4qq0f9pB1Qo7m0LwbBROYsrrYw@mail.gmail.com>
Hi,
On 30-01-2020 17:52, Andy Shevchenko wrote:
> On Thu, Jan 30, 2020 at 6:04 PM Hans de Goede <hdegoede@redhat.com> wrote:
>> On 30-01-2020 17:02, David Laight wrote:
>
>> I have no idea. Andy if you can find any docs on the MSR_FSB_FREQ values
>> for Merriefield (BYT MID) and Moorefield (CHT MID) that would be great,
>> if not I suggest we stick with what we have.
>
> First of all, Merrifield (Silvermont based Atom for phones, FYI: Intel
> Edison uses it) and Moorefield (Airmont) have nothing to do with code
> names Baytrail and Cherrytrail respectively.
> So, please don't confuse people.
Ok, sorry, I've prepped a v2 of this patch in my local tree with
the following changelog:
Changes in v2:
-Do not refer to Merrifield / Moorefield as BYT / CHT, they only share the
CPU core design and otherwise are significantly different
> I'll try to find some information.
OK, I'll wait a bit with sending out the v2 then.
Regards,
Hans
prev parent reply other threads:[~2020-01-30 16:59 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-30 11:52 [PATCH 1/3] x86/tsc_msr: Use named struct initializers Hans de Goede
2020-01-30 11:52 ` [PATCH 2/3] x86/tsc_msr: Fix MSR_FSB_FREQ mask for Cherry Trail devices Hans de Goede
2020-01-30 11:52 ` [PATCH 3/3] x86/tsc_msr: Make MSR derived TSC frequency more accurate Hans de Goede
2020-01-30 13:43 ` Peter Zijlstra
2020-01-30 15:21 ` David Laight
2020-01-30 15:56 ` Hans de Goede
2020-01-30 15:55 ` Hans de Goede
2020-01-30 16:02 ` David Laight
2020-01-30 16:04 ` Hans de Goede
2020-01-30 16:52 ` Andy Shevchenko
2020-01-30 16:59 ` Hans de Goede [this message]
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