Re: [PATCH v3 03/17] x86/efi: Only merge EFI memory map entries on 32-bit systems

Gregory Price
2026-04-28T10:47:31Z

On Thu, Apr 23, 2026 at 05:20:28PM +0200, Ard Biesheuvel wrote:
> From: Ard Biesheuvel <ardb@kernel.org>
>
... snip ...
>
> This means that merging regions is no longer needed on 64-bit, given
> that the relative placement of adjacent regions is guaranteed to be
> preserved in the virtual space. So make this hack 32-bit only.
>
> Signed-off-by: Ard Biesheuvel <ardb@kernel.org>

Will try to set some time aside to test this, but this may actually
resolve some numa/efi quirks i've observed in some KVM/QEMU configs
when trying out different memory layouts - so thank you for this.

In the meantime, diff seems reasonable as-is, will try to come by with a
test tag.

Reviewed-by: Gregory Price <gourry@gourry.net>

~Gregory