Messages in this thread | | | Date | Tue, 29 Apr 2008 14:57:48 -0700 | From | "Yinghai Lu" <> | Subject | Re: [PATCH] x86: mtrr cleanup for converting continuous to discrete layout v5 |
| |
On Tue, Apr 29, 2008 at 1:29 PM, Eric W. Biederman <ebiederm@xmission.com> wrote: > "Yinghai Lu" <yhlu.kernel@gmail.com> writes: > > > (less memory + fast X) or (more 8M RAM + slow...) > > Yes. That is the basic question. Not all X drivers need it and > potentially the current kernel drm modules can use the > PAT infrastructure that has been merged. > > Further a SMM monitor running 100 times or more slower may cause > problems if SMM mode is entered frequently, slowing down the entire > system not just X. > > So if you don't have X or you have a crazy SMM monitor this can > be an issue.
agreed. so that feature is compiled in but disable by default.
BTW: is any chance for OS to disable SMI etc? to verify is the unstatbility is caused by SMI?
YH
| |