Re: [PATCH] x86: make IDT read-only

From: Maciej W. Rozycki
Date: Mon Apr 08 2013 - 19:42:56 EST


On Mon, 8 Apr 2013, Kees Cook wrote:

> > FWIW the change looks reasonable to me, however given that that it makes
> > the arrangement unconditional and there is no longer a workaround to
> > enable I think it would make sense to remove the conditional block quoted
> > above altogether, along with the f00f_workaround_enabled variable itself
> > (alternatively "Intel Pentium with F0 0F bug" alone could be printed
> > instead and the name of the variable adjusted to make sense with the new
> > meaning -- up to you to decide).
>
> Actually, I take it back. The other portion of the workaround is still
> active (in mm/fault.c), and this chunk announces it, so I'm going to
> leave it as-is.

Ah, OK then. Thanks for double-checking.

Maciej
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/