On Wed, Apr 29, 2015 at 05:48:47PM +0200, Mike Galbraith wrote:
> On Wed, 2015-04-29 at 16:13 +0200, gregkh@xxxxxxxxxxxxxxxxxxx wrote:
> > The patch below does not apply to the 3.14-stable tree.
> > If someone wants it applied there, or to any other stable or longterm
> > tree, then please email the backport, including the original git commit
> > id to <stable@xxxxxxxxxxxxxxx>.
>
> From b253149b843f89cd300cbdbea27ce1f847506f99 Mon Sep 17 00:00:00 2001
> From: Len Brown <len.brown@xxxxxxxxx>
> Date: Wed, 15 Jan 2014 00:37:34 -0500
> Subject: sched/idle/x86: Restore mwait_idle() to fix boot hangs, to improve power savings and to improve performance
>
> In Linux-3.9 we removed the mwait_idle() loop:
>
> 69fb3676df33 ("x86 idle: remove mwait_idle() and "idle=mwait" cmdline param")
>
[...]
> [ Ported to recent kernels. ]
> [ Mike: 3.10 backport ]
Thanks! I'll use this backport for the 3.16 kernel as well.
Cheers,
--
Luís
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