Re: [RFC PATCH] x86, entry: Switch stacks on a paranoid entry from userspace

[Luck, Tony]

"worst ==
MCE_AR_SEVERITY but regs->cs == 0 (i.e. in kernel)"

This can't happen. We can only declare AR severity for a user mode fault.

Sent from my iPhone

> On Nov 13, 2014, at 16:50, Andy Lutomirski <luto@xxxxxxxxxxxxxx> wrote:
> 
> worst ==
> MCE_AR_SEVERITY but regs->cs == 0 (i.e. in kernel)
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