Re: [PATCH] x86/intel_rdt: Add cpus_list rdtgroup file
From: Jiri Olsa
Date: Wed Mar 29 2017 - 12:16:14 EST
On Wed, Mar 29, 2017 at 09:08:26AM -0700, Fenghua Yu wrote:
> On Wed, Mar 29, 2017 at 05:09:48PM +0200, Jiri Olsa wrote:
> > While playing with the resctrl interface I found it much
> > easier to deal with cpumask list rather than just regular
> > cpumask.
>
> Could you please explain specifically why and when it's easier
> to deal with cpumask list? In programming cases, cpumask
> and cpumask list are almost same. And people are working
> on higher level tools to control resctrl. The tools can
> hide detailed regular cpumask or cpumask list and user
> doesn't need to care lower level format of cpumask. So
> is it really useful to add cpus_list?
well I'm not aware about any such tool so I used resctrl
interface directly, and in that case it was much simpler
jirka