From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5EC0F27706 for ; Tue, 6 Dec 2022 16:22:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1670343719; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=sCUP81xXIy/70El6lCPLbAYE27sraoFkLSJy6O9sUWw=; b=N0NqVe8GnpFJ1lSw9V+DPaCVN5cwo/J/cj4uoIEEnyobzon2NYC3D89gf5KlOdg92KDrYD KGwyBMPGQo+748WdZI4SYK2a4dhAJn8YSR1SrqFsefPIWdaB3Pg1ehzEScyeohZ8xfL5FM tnPoTDQcb95Wlw+HNmdguZmBQogaI3k= Received: from mail-qt1-f197.google.com (mail-qt1-f197.google.com [209.85.160.197]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_128_GCM_SHA256) id us-mta-400-W8wTviw-MICinKeLFQT4uA-1; Tue, 06 Dec 2022 11:21:56 -0500 X-MC-Unique: W8wTviw-MICinKeLFQT4uA-1 Received: by mail-qt1-f197.google.com with SMTP id j26-20020ac84c9a000000b003a7e6d38e01so5194628qtv.14 for ; Tue, 06 Dec 2022 08:21:56 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=sCUP81xXIy/70El6lCPLbAYE27sraoFkLSJy6O9sUWw=; b=EBSP3Xe1SFXPgjbtCelI3PcsEueDZRpt4u7CGpgckgQXNdl5avQVQdV0Jfkf2E8VPN 3sDKbU+XTiN/6ySoFMNvehcxy7tEYrXCTieYTzzG7fky2Mscn9Mvvi7cdJd0sNYyryN6 ekPpJ1CenmVZIA1v7MY1tO8+YGXdb8PSjAEcX7yrWM1Cos36nLBk11cLUBk5QV/yaH6D D9G37t+RErRoAssbqrp2c5TLajQ8q9z3ndCIZxr0Nc3aZgYrRQS/BWAo+KWv6ZM7lNWr RlY2DLCMzKP5uIa7ystFDA3S3K/KukxWvvO3dxk/cOG63ydZo2mi+ATIKhy6ZMZ+CNpV rPhA== X-Gm-Message-State: ANoB5pn3hs5Tur3W37JMzrWA0U8lcohoN+oRYFF75p/UALB/DDB+KJT2 lCCMzFWvvxxboSmyqkR0RGKhsPjupPzg6bVNS14mCS9G6tOVwrfbne+C8TSaNkqEtMVfr3ycUfU 2k4wp6iOqxHMWZThPLHz7Nnj09g== X-Received: by 2002:a05:620a:b9a:b0:6fa:432f:298a with SMTP id k26-20020a05620a0b9a00b006fa432f298amr63417869qkh.159.1670343715699; Tue, 06 Dec 2022 08:21:55 -0800 (PST) X-Google-Smtp-Source: AA0mqf4EsM3BohWqkEZPkf2Bazdn88pyZKyN2ExwE9KgYwrNWoq74e43cW2/M3n+Ei57iDV3EOHs+Q== X-Received: by 2002:a05:620a:b9a:b0:6fa:432f:298a with SMTP id k26-20020a05620a0b9a00b006fa432f298amr63417854qkh.159.1670343715469; Tue, 06 Dec 2022 08:21:55 -0800 (PST) Received: from x1n (bras-base-aurron9127w-grc-46-70-31-27-79.dsl.bell.ca. [70.31.27.79]) by smtp.gmail.com with ESMTPSA id bj9-20020a05620a190900b006b95b0a714esm14931361qkb.17.2022.12.06.08.21.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 06 Dec 2022 08:21:55 -0800 (PST) Date: Tue, 6 Dec 2022 11:21:53 -0500 From: Peter Xu To: kernel test robot Cc: David Hildenbrand , oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Ives van Hoorne , stable@vger.kernel.org, Andrew Morton , Hugh Dickins , Alistair Popple , Mike Rapoport , Nadav Amit , Andrea Arcangeli Subject: Re: [PATCH] mm/uffd: Always wr-protect pte in pte_mkuffd_wp() Message-ID: References: <202212060801.yenOQCHL-lkp@intel.com> Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 In-Reply-To: <202212060801.yenOQCHL-lkp@intel.com> X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Disposition: inline On Tue, Dec 06, 2022 at 08:46:17AM +0800, kernel test robot wrote: > vim +316 arch/x86/include/asm/pgtable.h > > 313 > 314 static inline pte_t pte_mkuffd_wp(pte_t pte) > 315 { > > 316 return pte_wrprotect(pte_set_flags(pte, _PAGE_UFFD_WP)); > 317 } It's interesting to know the bot will test any patch I attach in an mail reply, which is very nice... I'll send a formal patch for this one soon. -- Peter Xu