Re: [RFC/RFT PATCH 01/19] x86/idt: Move idt_table to __ro_after_init section

Borislav Petkov
2026-01-22T14:25:21Z

On Thu, Jan 22, 2026 at 03:20:39PM +0100, Ard Biesheuvel wrote:
> Fair enough. What I meant to say is that if your BSS placed on a 2M
> boundary or is sufficiently larger than that, some of it will be
> mapped using PMDs, and this change will prevent those from being
> broken up into page mappings. If your BSS is too small to be covered
> by huge page mappings in the first place, this change obviously does
> nothing (except fixing a bug on i386)

That makes more sense. :)

Thx.

--
Regards/Gruss,
Boris.