Re: How to disable Lazy Preempt in the kernel

From: Mike Galbraith
Date: Thu Jun 19 2014 - 13:06:08 EST


On Thu, 2014-06-19 at 08:49 -0700, tdjames wrote:
> When I use
> echo NO_PREEMPT_LAZY >/sys/kernel/debug/sched_features
> (as root), I get the following error:
>
> bash: echo: write error: Invalid argument
>
> How do I get past this? Thanks

Easy, do.. nothing. (it's build-time disabled on x86_64;)

-Mike


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/