linux-kernel - Re: [PATCH] scripts/gdb: add mm introspection utils

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Date:   Fri, 30 Dec 2022 13:37:26 -0800
From:   Andrew Morton <akpm@...ux-foundation.org>
To:     Dmitrii Bundin <dmitrii.bundin.a@...il.com>
Cc:     jan.kiszka@...mens.com, kbingham@...nel.org,
        gregkh@...uxfoundation.org, mingo@...hat.com, x86@...nel.org,
        linux-mm@...ck.org, linux-kernel@...r.kernel.org, vbabka@...e.cz
Subject: Re: [PATCH] scripts/gdb: add mm introspection utils

On Fri, 30 Dec 2022 19:35:12 +0300 Dmitrii Bundin <dmitrii.bundin.a@...il.com> wrote:

> This command provides a way to traverse the entire page hierarchy by a
> given virtual address. In addition to qemu's commands info tlb/info mem
> it provides the complete information about the paging structure for an
> arbitrary virtual address. It supports 4Kb/2MB/1GB and 5 level paging.

Seems neat.  Should it have a check that it's being run on the supported
architecture?  Or do we just rely on non-x86_64 users learning not to
do that.