Re: [PATCH v3 09/19] x86/head64: Simplify GDT/IDT initialization code

From: Ard Biesheuvel
Date: Mon Feb 12 2024 - 10:24:13 EST


On Mon, 12 Feb 2024 at 15:37, Borislav Petkov <bp@xxxxxxxxx> wrote:
>
> On Mon, Jan 29, 2024 at 07:05:12PM +0100, Ard Biesheuvel wrote:
> > From: Ard Biesheuvel <ardb@xxxxxxxxxx>
> >
> > There used to be two separate code paths for programming the IDT early:
> > one that was called via the 1:1 mapping, and one via the kernel virtual
> > mapping, where the former used explicit pointer fixups to obtain 1:1
> > mapped addresses.
> >
> > That distinction is now gone so the GDT/IDT init code can be unified and
> > simplified accordingly.
> >
> > Signed-off-by: Ard Biesheuvel <ardb@xxxxxxxxxx>
> > ---
> > arch/x86/kernel/head64.c | 57 +++++++-------------
> > 1 file changed, 18 insertions(+), 39 deletions(-)
>
> Ok, I don't see anything wrong here and since this one is the last of
> the cleanup, lemme stop here so that you can send a new revision. We can
> deal with whether we want .pi.text later.
>

OK.

I'll have the next rev out shortly, thanks.