From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Vipul Kumar <vipulk0511@gmail.com>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>,
Thomas Gleixner <tglx@linutronix.de>,
linux-kernel@vger.kernel.org, Stable <stable@vger.kernel.org>,
Srikanth Krishnakar <Srikanth_Krishnakar@mentor.com>,
Cedric Hombourger <Cedric_Hombourger@mentor.com>,
x86@kernel.org, Bin Gao <bin.gao@linux.intel.com>,
Len Brown <len.brown@intel.com>,
Vipul Kumar <vipul_kumar@mentor.com>
Subject: Re: [v3] x86/tsc: Unset TSC_KNOWN_FREQ and TSC_RELIABLE flags on Intel Bay Trail SoC
Date: Tue, 21 Jan 2020 17:24:33 +0200 [thread overview]
Message-ID: <20200121152433.GW32742@smile.fi.intel.com> (raw)
In-Reply-To: <1579617717-4098-1-git-send-email-vipulk0511@gmail.com>
On Tue, Jan 21, 2020 at 08:11:57PM +0530, Vipul Kumar wrote:
> From: Vipul Kumar <vipul_kumar@mentor.com>
>
> commit f3a02ecebed7 ("x86/tsc: Set TSC_KNOWN_FREQ and TSC_RELIABLE
> flags on Intel Atom SoCs"), is setting TSC_KNOWN_FREQ and TSC_RELIABLE
> flags for Soc's which is causing time drift on Valleyview/Bay trail Soc.
>
> This patch introduces a new macro to skip these flags.
I guess commit message still needs to provide the measurements
for the both with and without the option being selected.
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2020-01-21 15:24 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-21 14:41 [v3] x86/tsc: Unset TSC_KNOWN_FREQ and TSC_RELIABLE flags on Intel Bay Trail SoC Vipul Kumar
2020-01-21 15:24 ` Andy Shevchenko [this message]
2020-01-21 17:45 ` Thomas Gleixner
[not found] ` <CADdC98RJpsvu_zWehNGDDN=W11rD11NSPaodg-zuaXsHuOJYTQ@mail.gmail.com>
2020-01-22 14:45 ` Thomas Gleixner
[not found] ` <CADdC98TE4oNWZyEsqXzr+zJtfdTTOyeeuHqu1u04X_ktLHo-Hg@mail.gmail.com>
2020-01-23 14:12 ` Thomas Gleixner
2020-01-23 14:41 ` Andy Shevchenko
2020-01-23 21:18 ` Hans de Goede
2020-01-24 8:35 ` Thomas Gleixner
2020-01-24 9:11 ` Hans de Goede
2020-01-24 11:55 ` Thomas Gleixner
2020-01-24 15:54 ` Hans de Goede
[not found] ` <CADdC98To8VKOUWnR+8zAJ04vgdc4vJoh2h96588+5XFer9YTJw@mail.gmail.com>
2020-01-28 14:23 ` Hans de Goede
2020-01-28 14:39 ` vipul kumar
2020-01-28 15:11 ` Thomas Gleixner
2020-01-28 18:57 ` Hans de Goede
2020-01-28 22:39 ` Thomas Gleixner
2020-01-29 13:03 ` Andy Shevchenko
2020-01-29 13:21 ` Hans de Goede
2020-01-29 14:14 ` Andy Shevchenko
2020-01-29 14:27 ` Hans de Goede
2020-01-29 15:13 ` Thomas Gleixner
2020-01-29 15:53 ` Andy Shevchenko
2020-01-29 15:59 ` Andy Shevchenko
2020-01-29 16:02 ` Andy Shevchenko
2020-01-29 20:57 ` Thomas Gleixner
2020-01-30 8:54 ` Hans de Goede
2020-02-13 18:32 ` Dave Hansen
2020-02-13 21:06 ` Thomas Gleixner
2020-01-29 15:14 ` David Laight
2020-01-29 11:43 ` vipul kumar
2020-01-29 5:20 ` vipul kumar
[not found] ` <20200122022619.B95C024655@mail.kernel.org>
2020-01-22 4:24 ` Kumar, Vipul
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