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=-8.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS autolearn=ham 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 768C4C388F2 for ; Sun, 8 Nov 2020 10:29:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3DBD4206ED for ; Sun, 8 Nov 2020 10:29:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728346AbgKHK3k (ORCPT ); Sun, 8 Nov 2020 05:29:40 -0500 Received: from ozlabs.org ([203.11.71.1]:56487 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727844AbgKHK3j (ORCPT ); Sun, 8 Nov 2020 05:29:39 -0500 Received: by ozlabs.org (Postfix, from userid 1034) id 4CTVjs42FZz9sTK; Sun, 8 Nov 2020 21:29:37 +1100 (AEDT) From: Michael Ellerman To: Michael Ellerman , Benjamin Herrenschmidt , Paul Mackerras , Christophe Leroy Cc: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org In-Reply-To: References: Subject: Re: [PATCH] powerpc/40x: Always fault when _PAGE_ACCESSED is not set Message-Id: <160483134342.1400561.2759999901303730148.b4-ty@ellerman.id.au> Date: Sun, 8 Nov 2020 21:29:37 +1100 (AEDT) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, 10 Oct 2020 15:14:29 +0000 (UTC), Christophe Leroy wrote: > The kernel expects pte_young() to work regardless of CONFIG_SWAP. > > Make sure a minor fault is taken to set _PAGE_ACCESSED when it > is not already set, regardless of the selection of CONFIG_SWAP. Applied to powerpc/fixes. [1/1] powerpc/40x: Always fault when _PAGE_ACCESSED is not set https://git.kernel.org/powerpc/c/0540b0d2ce9073fd2a736d636218faa61c99e572 cheers 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=-8.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS autolearn=unavailable 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 36D44C388F9 for ; Sun, 8 Nov 2020 10:35:54 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 887C6206ED for ; Sun, 8 Nov 2020 10:35:53 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 887C6206ED Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ellerman.id.au Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 4CTVs32xZWzDrMH for ; Sun, 8 Nov 2020 21:35:51 +1100 (AEDT) Received: from ozlabs.org (bilbo.ozlabs.org [203.11.71.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4CTVjw2SzczDqv9 for ; Sun, 8 Nov 2020 21:29:40 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=ellerman.id.au Received: by ozlabs.org (Postfix, from userid 1034) id 4CTVjs42FZz9sTK; Sun, 8 Nov 2020 21:29:37 +1100 (AEDT) From: Michael Ellerman To: Michael Ellerman , Benjamin Herrenschmidt , Paul Mackerras , Christophe Leroy In-Reply-To: References: Subject: Re: [PATCH] powerpc/40x: Always fault when _PAGE_ACCESSED is not set Message-Id: <160483134342.1400561.2759999901303730148.b4-ty@ellerman.id.au> Date: Sun, 8 Nov 2020 21:29:37 +1100 (AEDT) X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Sat, 10 Oct 2020 15:14:29 +0000 (UTC), Christophe Leroy wrote: > The kernel expects pte_young() to work regardless of CONFIG_SWAP. > > Make sure a minor fault is taken to set _PAGE_ACCESSED when it > is not already set, regardless of the selection of CONFIG_SWAP. Applied to powerpc/fixes. [1/1] powerpc/40x: Always fault when _PAGE_ACCESSED is not set https://git.kernel.org/powerpc/c/0540b0d2ce9073fd2a736d636218faa61c99e572 cheers