Re: Kernel without RTC

From: Alexandre Belloni
Date: Wed Mar 08 2017 - 08:28:59 EST


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