[lkml]   [2011]   [May]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH v2 0/4] Enable SMEP CPU Feature
On 05/17/2011 10:03 AM, Ingo Molnar wrote:
> * Fenghua Yu<> wrote:
> > From: Fenghua Yu<>
> >
> > Intel new CPU supports SMEP (Supervisor Mode Execution Protection). SMEP
> > prevents kernel from executing code in application. Updated Intel SDM describes
> > this CPU feature. The document will be published soon.
> >
> > Note: This patch set doesn't enable the SMEP feature in KVM. If it's needed,
> > another patch will be pushed for enabling the feature in KVM.
> We can do it separately from native kernel support, but i'm sure Avi would
> agree that SMEP support in KVM would be nice!


> (as long as it's configurable as
> well, there might be guest OSs that break if SMEP is enabled, right?)

As mentioned earlier, the simple thing is to expose smep and let the
guest enable it itself.

error compiling committee.c: too many arguments to function

 \ /
  Last update: 2011-05-17 11:19    [W:0.096 / U:1.384 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site