Re: [patch 1/2] x86_64 page fault NMI-safe

Linus Torvalds
2010-07-14T19:55:26Z

On Wed, Jul 14, 2010 at 12:36 PM, Frederic Weisbecker
<fweisbec@gmail.com> wrote:
>
> There is also the fact we need to handle the lost NMI, by defering its
> treatment or so. That adds even more complexity.

I don't think your read my proposal very deeply. It already handles
them by taking a fault on the iret of the first one (that's why we
point to the stack frame - so that we can corrupt it and force a
fault).

Linus