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[2620:137:e000::1:20]) by mx.google.com with ESMTP id u10-20020a170902b28a00b001a6d4ec7c89si2675535plr.222.2023.05.21.00.35.47; Sun, 21 May 2023 00:36:01 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20221208 header.b="sQCY5/pi"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229656AbjEUGhh (ORCPT + 99 others); Sun, 21 May 2023 02:37:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40732 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229570AbjEUGhE (ORCPT ); Sun, 21 May 2023 02:37:04 -0400 Received: from mail-vs1-xe33.google.com (mail-vs1-xe33.google.com [IPv6:2607:f8b0:4864:20::e33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 37BBEEC; Sat, 20 May 2023 23:37:03 -0700 (PDT) Received: by mail-vs1-xe33.google.com with SMTP id ada2fe7eead31-434834245c3so1500082137.0; Sat, 20 May 2023 23:37:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1684651022; x=1687243022; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=kNXWOz7UolGhGcbBAcgLcS0Q8bM1q+X2iGCobO7rdLA=; b=sQCY5/pidxzHE09Yg766989a2ysU7/HaceAkXm/1lI5TnG5+Vc27nEIWQBQhmQ6Nqk sOONm33e1bLrnjC8IU6+xjqOa4p6Ptt8x9YJLMyxlSlnrg+BkMuB9zl3y7ZGenBOG/nf T6/+zJVcCQghTnNysRPu9qxx+eAY111oXojzn8FM8f9U7n0UrVL7pViTG1XUrSoOdtBZ R3svAP0pvvf1jdhfc46xsTPVdV8e1X2UKJzvIMmdDOE15c00VWYRd9oYUWvqM2LIgdNW 00VD9mIBjJ5u621/hb8Dkkg5f0cu1IBm8gKRAPphdKLokTflW3rzJ4FeHJi5fxFLX3l8 H5IQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1684651022; x=1687243022; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=kNXWOz7UolGhGcbBAcgLcS0Q8bM1q+X2iGCobO7rdLA=; b=Z3m/nrDCqAVw7Higm+asBm40TZW6c1M7rgApY7N4CDmnW72LUvRIuByaSwz4/roSnE qOve7JmIYemAPz3yuXF+ZbGjsOu5GIX6B9lw900kc/v+Dq0zzA9LHCdzpWMgWqp1ZQA0 DlqMf6uOCRjbPw4ns3OLtvvbHvlDGUeW2WrMsX0ik2KQr6P6/4Sn1P+6fvpsfNub1pCC 77y+ItbYkqDeaIaeDis3L8M4PQGX4Q1KUXuMyexWRvSpP18pD8LA3tZx2wdtEgA6A/cy OR7f8P3aF1r20kfly2JX9NKuXO3vz2weAodIvO/Ddzest7btXsE1QB4e+cw2Y0qCiT+z pLFA== X-Gm-Message-State: AC+VfDygJ08oiOevO9o7/PPIWbkY7yFR0YHzkanU4nv8aWiCU2ltWDV9 N+i/9a25IsFnPr5YFl/GWa6BRrLHqFa/69q2JTS7mhwxOFw= X-Received: by 2002:a67:f1d2:0:b0:437:e767:5fa7 with SMTP id v18-20020a67f1d2000000b00437e7675fa7mr1596656vsm.3.1684651022142; Sat, 20 May 2023 23:37:02 -0700 (PDT) MIME-Version: 1.0 References: <20230520184114.77725-1-andrea.righi@canonical.com> <20230520184114.77725-2-andrea.righi@canonical.com> In-Reply-To: <20230520184114.77725-2-andrea.righi@canonical.com> From: Amir Goldstein Date: Sun, 21 May 2023 09:36:51 +0300 Message-ID: Subject: Re: [PATCH v2 1/2] ovl: Kconfig: introduce CONFIG_OVERLAY_FS_DEBUG To: Andrea Righi Cc: Miklos Szeredi , linux-unionfs@vger.kernel.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, May 20, 2023 at 9:41=E2=80=AFPM Andrea Righi wrote: > > Provide a Kconfig option to enable extra debugging checks for overlayfs. > > Signed-off-by: Andrea Righi I think that could be useful someday... Reviewed-by: Amir Goldstein > --- > fs/overlayfs/Kconfig | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/fs/overlayfs/Kconfig b/fs/overlayfs/Kconfig > index 6708e54b0e30..fec5020c3495 100644 > --- a/fs/overlayfs/Kconfig > +++ b/fs/overlayfs/Kconfig > @@ -124,3 +124,12 @@ config OVERLAY_FS_METACOPY > that doesn't support this feature will have unexpected results. > > If unsure, say N. > + > +config OVERLAY_FS_DEBUG > + bool "Overlayfs: turn on extra debugging checks" > + default n > + depends on OVERLAY_FS > + help > + Say Y here to enable extra debugging checks in overlayfs. > + > + If unsure, say N. > -- > 2.39.2 >