[tboot-devel] [PATCH] x86: add a new SMP bring up way for tboot case

2013-05-14 Thread Qiaowei Ren
tboot provides a better AP wakeup mechanism based on cpu MWAIT feature for OS/VMM. With this mechanism, system will boot faster and will NOT require VT to be enabled. But it requires that OS/VMM must have support it, otherwise system can never boot up. Once this mechanism is enabled, tboot will pu

Re: [tboot-devel] [PATCH] x86: add a new SMP bring up way for tboot case

2013-05-14 Thread Ren, Qiaowei
On 2013-05-14, Borislav Petkov wrote: > On Wed, May 15, 2013 at 05:21:25AM +0800, Qiaowei Ren wrote: > > diff --git a/arch/x86/kernel/tboot.c b/arch/x86/kernel/tboot.c index > > f84fe00..0ec1947 100644 > > --- a/arch/x86/kernel/tboot.c > > +++ b/arch/x86/kernel/tboot.c > > @@ -101,6 +101,8 @@ void

Re: [tboot-devel] [PATCH] x86: add a new SMP bring up way for tboot case

2013-05-14 Thread H. Peter Anvin
On 05/14/2013 02:21 PM, Qiaowei Ren wrote: > tboot provides a better AP wakeup mechanism based on cpu MWAIT > feature for OS/VMM. With this mechanism, system will boot faster > and will NOT require VT to be enabled. But it requires that > OS/VMM must have support it, otherwise system can never boot