Re: Kernel without RTC

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


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
> 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