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