Re: [PATCH 1/2] x86/efi: Correct a tiny mistake in code comment
From: Borislav Petkov
Date: Wed Mar 08 2017 - 08:04:12 EST
On Wed, Mar 08, 2017 at 04:45:13PM +0800, Baoquan He wrote:
> -4G and -68G just a trick which makes people understand easily, still we
> think kernel text mapping region is in higher addr area then vmalloc. I
> personnally think.
Just remove the direction: bottom-up or top-down, it will confuse people.
"We allocate runtime services regions starting from -4G, i.e.
0xffff_ffff_0000_0000 and decrement as we go. The EFI VA mapping space
is limited to 64G."
SUSE Linux GmbH, GF: Felix ImendÃrffer, Jane Smithard, Graham Norton, HRB 21284 (AG NÃrnberg)