Messages in this thread |  | | | Date | Sat, 1 Mar 1997 08:13:46 +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!
I think you are definitely right. :)
BTW, who is maintaining the /dev/MAKEDEV script? IMHO /dev/msr should be added to it with permissions set to crw-------. > -hpa
Cheers, Stephan
----------------------------------------------- Stephan Meyer +49-89-4301114 Stephan.Meyer@munich.netsurf.de http://fatman.mathematik.tu-muenchen.de/~meyer/ -----------------------------------------------
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