Re: [PATCH] arm64: fix warning about swapper_pg_dir overflow

From: Arnd Bergmann
Date: Tue Feb 14 2017 - 17:06:38 EST

On Tue, Feb 14, 2017 at 10:33 PM, Ard Biesheuvel
<ard.biesheuvel@xxxxxxxxxx> wrote:
> On 14 February 2017 at 21:27, Arnd Bergmann <arnd@xxxxxxxx> wrote:

> We should see the same issue with 64k/3 levels, since its PGD_SIZE is
> also much smaller than its PAGE_SIZE. This is a much more common
> configuration, so I am surprised you found it on 16k/4 levels first.

I hadn't been doing regular build tests on arm64 and just started up some
randconfig builds, this was the first bug I ran into ;-)

> Acked-by: Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx>