Subject: Re: [PATCH v6 1/5] powerpc/85xx: implement hardware timebase sync

From: Benjamin Herrenschmidt <[email-masked]>
Date: Thu, 28 Jun 2012 20:50:51 +1000

On Thu, 2012-06-28 at 11:38 +0800, Zhao Chenhui wrote:
> 
> 
> The bootloader have done a timebase sync. If we do not need KEXEC or
> HOTPLUG_CPU feature, it is unnecessary to do it again at boot time of
> kernel. I only compile the timebase sync routines
> when users enable KEXEC or HOTPLUG_CPU. 

Still, how much are you really saving ? Is it worth the added mess and
loss of test coverage ?

We have too many conditional stuff like that already.

Cheers,
Ben.