[Info-vax] Intel x86-64 Processor Design Security Vulnerability?

[Bill Gunshannon]

On 01/03/2018 11:11 AM, Stephen Hoffman wrote:
> On 2018-01-03 03:01:07 +0000, DaveFroble said:
> 
>> Simon Clubley wrote:
>>>
>>> If this is what it sounds like, I wonder if a microkernel based 
>>> operating system would be more protected against this than a 
>>> monolithic operating system would be ?
>>
>> What does that matter in c.o.v?
> 
> More than you might realize...
> 
> http://www.sture.ch/vms/Usenix_VMS-on-Mach.pdf
> 
>> VSI is porting the OS, not re-writing it.
> 
> A platform port necessarily rewrites the architecture-specific parts of 
> the operating system.   How much beyond that minimum gets reworked, 
> rewritten and redesigned, varies.  Probably less than what should be, 
> and more than what folks with existing kernel code would prefer.
> 
> But I don't see VSI moving to Mach.
> 
> 

Wasn't that what the FreeVMS guys were trying to do?
Guess we saw how well that went...

bill