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=-14.4 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_IN_DEF_DKIM_WL 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 9184DC4363D for ; Thu, 24 Sep 2020 21:36:13 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 107A520758 for ; Thu, 24 Sep 2020 21:36:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="WKIXJIcJ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 107A520758 Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 81D028E0001; Thu, 24 Sep 2020 17:36:12 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 7A8AE6B005D; Thu, 24 Sep 2020 17:36:12 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 670758E0001; Thu, 24 Sep 2020 17:36:12 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0055.hostedemail.com [216.40.44.55]) by kanga.kvack.org (Postfix) with ESMTP id 507746B005C for ; Thu, 24 Sep 2020 17:36:12 -0400 (EDT) Received: from smtpin05.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id 1C43F8249980 for ; Thu, 24 Sep 2020 21:36:12 +0000 (UTC) X-FDA: 77299263384.05.shoes59_190650627162 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin05.hostedemail.com (Postfix) with ESMTP id F0541180295BF for ; Thu, 24 Sep 2020 21:36:11 +0000 (UTC) X-HE-Tag: shoes59_190650627162 X-Filterd-Recvd-Size: 4493 Received: from mail-pf1-f194.google.com (mail-pf1-f194.google.com [209.85.210.194]) by imf35.hostedemail.com (Postfix) with ESMTP for ; Thu, 24 Sep 2020 21:36:11 +0000 (UTC) Received: by mail-pf1-f194.google.com with SMTP id o20so783388pfp.11 for ; Thu, 24 Sep 2020 14:36:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=BvSPAHOajbMQLOM6/h2D7KmM/xxmcFLZr4eiztRedpU=; b=WKIXJIcJm5TZgP1Os/fruX0TlaPAO5NQr7vZmvylXA6627JbLbHkwnb6AohgYSlEHQ LXap3g04t7LbrQzM1WxxEEdO67DKKpI5WjwGn3+Cp+WQPRAP/cx3zQeO1t7Q9nNzRiXK C5MZChdKXpWH7ZqwUL+IkWSZ5QMHMDv0vpx5+H9fBVaMfC2BA8SP/qIJOjNDUj14qm1M LSNRqnu1+QxwCu+lh5X7eaQ1d5cy9DRr2qdDEuwgr3WwA5Bl1BBXEr+oh+4lq1N2ufvn 8ebnzC3wJ5Ee0BbucT26u18EOyct4TAZDoPa3xH+5S2xSWKIB9dKg/by/hXD/4+UhFcU Ez0g== 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=BvSPAHOajbMQLOM6/h2D7KmM/xxmcFLZr4eiztRedpU=; b=i62wRLnlJeRhrlI9zbxAEtnWrM4vEwPSLfdZvPFHjCvsl4izyOp8bC96ZxU0olaRtI vNJICLjCeuFvKLDpaQx/FuXcC7z/uYt6RQ46/VUh7+fBPIJcd5bwJmAkOglUzfYJij/I CP/esOvoKXP2A+8qHdk5S+5XAWcTfxWK2wLWHG4/KQ3KCVxDP86qHQivpcKhayiInWE5 J7oG8qX4LsHH5MQxCm6MTB9js1dPIHsjy85eaey/DFXEL8VAZp4mWn7B4edXk4KMTU/1 UWMa6btiMjlg6PLnOFCeh866GnnG7wmpGHyw8z5+UfaIuGRtQhNwmwZ7VRPeGhybV5Kl G4Yg== X-Gm-Message-State: AOAM531Mm4VSSBWv6m3ECByu7Nn0hSugZ7ayPJ53Sp5LvKKa408t1+Vh /GdPscxMzRFe8aRyog55D42ge3SGdlvVxHUdg/jGzQ== X-Google-Smtp-Source: ABdhPJxStqN7EjHISyFjmOsHS2y1ySXc3npDJaEbipePmIAgVDI+mEZ3RLhDZemqEDngJfk021kqPC6nnuF8e+PunKY= X-Received: by 2002:a63:5d07:: with SMTP id r7mr871225pgb.440.1600983370451; Thu, 24 Sep 2020 14:36:10 -0700 (PDT) MIME-Version: 1.0 References: <0a35b29d161bf2559d6e16fbd903e49351c7f6b8.1600204505.git.andreyknvl@google.com> <20200918105206.GB2384246@elver.google.com> In-Reply-To: From: Andrey Konovalov Date: Thu, 24 Sep 2020 23:35:59 +0200 Message-ID: Subject: Re: [PATCH v2 31/37] kasan, x86, s390: update undef CONFIG_KASAN To: Marco Elver Cc: Dmitry Vyukov , Vincenzo Frascino , Catalin Marinas , kasan-dev , Andrey Ryabinin , Alexander Potapenko , Evgenii Stepanov , Elena Petrova , Branislav Rankov , Kevin Brodsky , Will Deacon , Andrew Morton , Linux ARM , Linux Memory Management List , LKML 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 Fri, Sep 18, 2020 at 5:07 PM Andrey Konovalov wrote: > > On Fri, Sep 18, 2020 at 12:52 PM Marco Elver wrote: > > > > On Tue, Sep 15, 2020 at 11:16PM +0200, Andrey Konovalov wrote: > > [...] > > > arch/s390/boot/string.c | 1 + > > > arch/x86/boot/compressed/misc.h | 1 + > > > 2 files changed, 2 insertions(+) > > > > > > diff --git a/arch/s390/boot/string.c b/arch/s390/boot/string.c > > > index b11e8108773a..faccb33b462c 100644 > > > --- a/arch/s390/boot/string.c > > > +++ b/arch/s390/boot/string.c > > > @@ -3,6 +3,7 @@ > > > #include > > > #include > > > #undef CONFIG_KASAN > > > +#undef CONFIG_KASAN_GENERIC > > > > Is CONFIG_KASAN still used to guard instrumented versions of functions? > > > > It looks like #undef CONFIG_KASAN is no longer needed -- at least > > no longer mentions it. > > I'm pretty sure this is still necessary (something didn't work when I > forgot to make this change), but I'll check again. Yes, it still fails, as compressed code provides its own memmove.