Re: [PATCH v8 0/3] x86/boot/KASLR: Parse ACPI table and limit kaslr in immovable memory

Baoquan He
2018-11-06T14:07:31Z

On 11/06/18 at 01:10pm, Borislav Petkov wrote:
> > I have another idea to solve this issue. Adding a SRAT parsing code
> > to arch/x86/mm/kaslr.c. It is useful for both EFI and BIOS and
> > also we don't need a new kernel parameter...
> > Dose the idea make sense?
>
> The more automatic stuff we do and we don't have to involve the user,
> the better.
>
> However, lemme look at Chao's current patchset first - we should not go
> nuts by putting SRAT parsing everywhere :)

arch/x86/mm/ident_map.c is a good example, it's shared between
arch/x86/boot/compressed and arch/x86/mm/init_64.c