Re: [PATCH 09/20] signal/vm86_32: Replace open coded BUG_ON with an actual BUG_ON

From: Linus Torvalds
Date: Fri Nov 12 2021 - 16:25:00 EST


On Fri, Nov 12, 2021 at 1:23 PM Linus Torvalds
<torvalds@xxxxxxxxxxxxxxxxxxxx> wrote:
>
> But I could see some quick test hack doing it - the IVT at boot is
> actually not at zero, but at fffxxxxx. 8086 is magic.

.. and it's been too long, and I'm too lazy to check - it may be that
vm86 mode doesn't even do that magic boot-time address thing.

It's not like we really care about vm86 mode any more, since pretty
much nobody users it.

Linus