From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 69305C83007 for ; Wed, 29 Apr 2020 07:46:24 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 37CA82076B for ; Wed, 29 Apr 2020 07:46:24 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 37CA82076B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-m68k.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id CFE0D8E0005; Wed, 29 Apr 2020 03:46:23 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id CADF78E0001; Wed, 29 Apr 2020 03:46:23 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id BC46A8E0005; Wed, 29 Apr 2020 03:46:23 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0041.hostedemail.com [216.40.44.41]) by kanga.kvack.org (Postfix) with ESMTP id A25818E0001 for ; Wed, 29 Apr 2020 03:46:23 -0400 (EDT) Received: from smtpin08.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id 6DDF2181AC217 for ; Wed, 29 Apr 2020 07:46:23 +0000 (UTC) X-FDA: 76760109846.08.mine25_37c320cd9bd1e X-HE-Tag: mine25_37c320cd9bd1e X-Filterd-Recvd-Size: 3203 Received: from mail-oo1-f67.google.com (mail-oo1-f67.google.com [209.85.161.67]) by imf47.hostedemail.com (Postfix) with ESMTP for ; Wed, 29 Apr 2020 07:46:23 +0000 (UTC) Received: by mail-oo1-f67.google.com with SMTP id p67so216382ooa.11 for ; Wed, 29 Apr 2020 00:46:22 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=CU1r87DEf9EDqidLSkEplO1lYUftmrsA2E1BOSxydts=; b=bUDWc1mwE0DNudV9D1JCxt9Q01FYTiLmMXOmnJ2g7JVPF1JqlDkqbgh+asuuLGXSlI b32bBKC4A9GL8ZJRDjYA/CDgD2ds+4HWzVt0JntcKKLhtfrl31Rw5DgmCYlBcO0Rxx9L 5tp4O4krgAdH7gSOV+yrJ6KlKHOBAB9eHojJE0b8HB++C09Q1gxRvW3vEKY9PHrLBmp/ gv0XZHc3etV73s2eyIJWcPxc2iZHu9g1dDr6ETavXCGoPDwGkH/9CviY5VjhkD+y5SFp Rrm6frlx4uklWB3rA0n4BhuAiWj+0JDaXov4mWIK6DBrs/67Z3KUGqNQVs8ybMtwj1GM xHbA== X-Gm-Message-State: AGi0PuajD2dHMR9yZgYwu/TKVFHsa0x3E7rH8ordIap2RsRWDE8xcZIT U+XuDTi2xKD/fmxa9jvaza6bcRWdGcE0p5vcDYo= X-Google-Smtp-Source: APiQypJ1jF9TjWe+vcX7uWBgHl1A6eOvqackk+9xrvO3ayUppWZISci79o2WVinUCoWwPQ4zAS5OLGLEWmUjOOFs7qM= X-Received: by 2002:a4a:e8db:: with SMTP id h27mr26395547ooe.40.1588146382572; Wed, 29 Apr 2020 00:46:22 -0700 (PDT) MIME-Version: 1.0 References: <20200428194449.22615-1-willy@infradead.org> <20200428194449.22615-7-willy@infradead.org> In-Reply-To: <20200428194449.22615-7-willy@infradead.org> From: Geert Uytterhoeven Date: Wed, 29 Apr 2020 09:46:11 +0200 Message-ID: Subject: Re: [PATCH 6/7] mm: Set pt_mm in PTE constructor To: Matthew Wilcox Cc: Linux MM , Linux Kernel Mailing List , Linux ARM , Will Deacon , Catalin Marinas , Russell King , linux-m68k Content-Type: text/plain; charset="UTF-8" X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Tue, Apr 28, 2020 at 9:45 PM Matthew Wilcox wrote: > From: "Matthew Wilcox (Oracle)" > > By setting pt_mm for pages in use as page tables, we can help with > debugging and lay the foundation for handling hardware errors in page > tables more gracefully. It also opens up the possibility for adding > more sanity checks in the future. > > Signed-off-by: Matthew Wilcox (Oracle) > arch/m68k/include/asm/mcf_pgalloc.h | 2 +- > arch/m68k/mm/motorola.c | 2 +- Reviewed-by: Geert Uytterhoeven Acked-by: Geert Uytterhoeven Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds