lkml.org 
[lkml]   [2017]   [Oct]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: [PATCH] x86/tsc: Append description for 'tsc=unstable' boot parameter
Hi Dou,

Have you tested tsc=unstable with your DR setup? Is it working as
expected? I mean instead of previous "notsc"?

Reviewed-by: Pavel Tatashin <pasha.tatashin@oracle.com>

Thank you,
Pavel

On Mon, Oct 9, 2017 at 5:03 AM, Dou Liyang <douly.fnst@cn.fujitsu.com> wrote:
> Commit 8309f86cd41e ("x86/tsc: Provide 'tsc=unstable' boot parameter") adds
> a new parameter 'tsc=unstable', but doesn't add some description to guide
> users.
>
> Append the description of 'tsc=unstable' at the end of 'tsc=' section.
>
> Signed-off-by: Dou Liyang <douly.fnst@cn.fujitsu.com>
> ---
> Documentation/admin-guide/kernel-parameters.txt | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
> index 9a84483..33e83b6 100644
> --- a/Documentation/admin-guide/kernel-parameters.txt
> +++ b/Documentation/admin-guide/kernel-parameters.txt
> @@ -4196,6 +4196,9 @@
> Used to run time disable IRQ_TIME_ACCOUNTING on any
> platforms where RDTSC is slow and this accounting
> can add overhead.
> + [x86] unstable: mark tsc clocksource as unstable, this
> + marks the TSC unconditionally unstable at bootup and
> + avoids any further wobbles once the TSC watchdog notices.
>
> turbografx.map[2|3]= [HW,JOY]
> TurboGraFX parallel port interface
> --
> 2.5.5
>
>
>

\
 
 \ /
  Last update: 2017-10-09 14:26    [W:0.126 / U:0.164 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site