lkml.org 
[lkml]   [2015]   [Sep]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] arm64: enable generic idle loop
Hi Will,

On Fri, Aug 21, 2015 at 04:54:25PM +0100, Catalin Marinas wrote:
> On Fri, Aug 21, 2015 at 05:14:46PM +0800, Leo Yan wrote:
> > On Fri, Aug 21, 2015 at 10:00:43AM +0100, Catalin Marinas wrote:
> > > On Fri, Aug 21, 2015 at 11:40:22AM +0800, Leo Yan wrote:
> > > > Enable generic idle loop for ARM64, so can support for hlt/nohlt
> > > > command line options to override default idle loop behavior.
> > >
> > > Just curious, what do you need this for?
> >
> > With this config, usually we can add "nohlt" in command line to force
> > the cpu will never be powered off; so can quickly narrow down if some
> > issues are related with cpuidle or not.
> >
> > And if CPU is powered off, then its debug logic also will be powered off.
> > So we can simply use this method to let debugger always hot connect with
> > the target CPU.
>
> OK.
>
> Acked-by: Catalin Marinas <catalin.marinas@arm.com>

Suppose you have missed this patch at previous merge window,
so just for reminding.

Thanks,
Leo Yan


\
 
 \ /
  Last update: 2015-09-15 13:41    [W:0.053 / U:0.304 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site