Re: [PATCHv4 3/4] x86/boot/compressed/64: Introduce place_trampoline()
From: Matthew Wilcox
Date: Thu Dec 07 2017 - 03:17:19 EST
On Thu, Dec 07, 2017 at 07:30:48AM +0100, Ingo Molnar wrote:
> > But if the bootloader put the kernel above 4G (not sure if anybody does
> > this), we would loose control as soon as paging is disabled as code
> > becomes unreachable.
>
> Yeah, so instead of the double 'as' which is syntactically right but a bit
> confusing to read, how about something like:
>
> But if the bootloader put the kernel above 4G (not sure if anybody does
> this), we would loose control as soon as paging is disabled, because the
> code becomes unreachable to the CPU.
btw, it's "lose control".