Re: Kernel without RTC

From	Alexandre Belloni <alexandre.belloni@free-electrons.com>
Newsgroups	linux.kernel
Subject	Re: Kernel without RTC
Date	2017-03-08 14:30 +0100
Message-ID	<tiJPc-77d-29@gated-at.bofh.it> (permalink)
References	<tiJPc-77d-31@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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Hi,

On 07/03/2017 at 00:48:18 +0530, Shah, Nehal-bakulchandra wrote:
> Hi,
> 
> Currently we are having hardware which does not have RTC. It is single processor system. However it does have TSC timer.
> 
> Now, how to use scheduler with only TSC as current kernel scheduler leverage the RTC for scheduling? I had seen one old patch
> 
> http://marc.info/?l=linux-kernel&m=112013203625990&w=2 
> 
> But i guess this patch was later on not taken, It will be great if you can some pointers to move forward?
> 

The kernel doesn't use the RTC for its time source so it can
already work without an RTC.


-- 
Alexandre Belloni, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

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Re: Kernel without RTC Alexandre Belloni <alexandre.belloni@free-electrons.com> - 2017-03-08 14:30 +0100
  Re: Kernel without RTC Alexandre Belloni <alexandre.belloni@free-electrons.com> - 2017-03-08 15:00 +0100
    Re: Kernel without RTC Thomas Gleixner <tglx@linutronix.de> - 2017-03-08 16:10 +0100
  Re: Kernel without RTC "Hadimani, Jagadish" <Jagadish.Hadimani@amd.com> - 2017-03-08 16:20 +0100

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