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Re: [Xen-devel] [PATCH v2 2/2] x86: allow Meltdown band-aid to be disabled

>>> On 16.01.18 at 14:20, <andrew.cooper3@xxxxxxxxxx> wrote:
> The isolation is definitely not complete.  Amongst other things, remote
> stacks are in view of an attacker, which is why my KAISER-prereq series
> pushes for the fully isolated per-pcpu range.

How are remote stacks visible? The local page tables contain only
mappings of the local CPU's stack.


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