Messages in this thread | | | Date | Fri, 28 Feb 1997 20:53:47 +0100 (MET) | From | Stephan Meyer <> | Subject | Re: MSR support for x86 |
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On 28 Feb 1997, H. Peter Anvin wrote: > > This is an interesting suggestion :) > > If we implement this, it should be tightly secured since any user could > > mess around with the 2nd level cache. A possible application could be a > > CPU manager! > > > > I think letting any non-root user messing with the MSRs or anything > like that is asking for trouble in a big way. /dev/msr definitely > should be a root-only device! > > -hpa
I'm not a security expert, but isn't it enough to set permissions to something like crw------- ?
my DM 0.03
Stephan
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