From patchwork Tue May 9 14:16:26 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christophe Leroy X-Patchwork-Id: 760150 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [103.22.144.68]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3wMhK61t7Yz9s75 for ; Wed, 10 May 2017 00:17:30 +1000 (AEST) Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 3wMhK60t32zDqL5 for ; Wed, 10 May 2017 00:17:30 +1000 (AEST) X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Received: from pegase1.c-s.fr (pegase1.c-s.fr [93.17.236.30]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 3wMhHz19dzzDqJv for ; Wed, 10 May 2017 00:16:31 +1000 (AEST) Received: from localhost (mailhub1-int [192.168.12.234]) by localhost (Postfix) with ESMTP id 3wMhHl6bgvz9ttBn; Tue, 9 May 2017 16:16:19 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at c-s.fr Received: from pegase1.c-s.fr ([192.168.12.234]) by localhost (pegase1.c-s.fr [192.168.12.234]) (amavisd-new, port 10024) with ESMTP id 7w6bqJojc_Q5; Tue, 9 May 2017 16:16:19 +0200 (CEST) Received: from messagerie.si.c-s.fr (messagerie.si.c-s.fr [192.168.25.192]) by pegase1.c-s.fr (Postfix) with ESMTP id 3wMhHl66SBz9ttBN; Tue, 9 May 2017 16:16:19 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 596D88B7C7; Tue, 9 May 2017 16:16:27 +0200 (CEST) X-Virus-Scanned: amavisd-new at c-s.fr Received: from messagerie.si.c-s.fr ([127.0.0.1]) by localhost (messagerie.si.c-s.fr [127.0.0.1]) (amavisd-new, port 10023) with ESMTP id LT6Dmtq25H6Q; Tue, 9 May 2017 16:16:27 +0200 (CEST) Received: from pc13941vm.idsi0.si.c-s.fr (po15451.idsi0.si.c-s.fr [10.25.204.14]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 346A98B7C5; Tue, 9 May 2017 16:16:27 +0200 (CEST) Received: by pc13941vm.idsi0.si.c-s.fr (Postfix, from userid 0) id F30E767954; Tue, 9 May 2017 16:16:26 +0200 (CEST) From: Christophe Leroy Subject: [PATCH] powerpc/mm: Simplify _PAGE_RO handling in page table dump To: Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , Scott Wood Message-Id: <20170509141626.F30E767954@pc13941vm.idsi0.si.c-s.fr> Date: Tue, 9 May 2017 16:16:26 +0200 (CEST) X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.23 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+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" Commit fd893fe56a130 ("powerpc/mm: Fix missing page attributes in page table dump") added support of _PAGE_RO attribute. This patch makes it more simple Signed-off-by: Christophe Leroy --- arch/powerpc/mm/dump_linuxpagetables.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/arch/powerpc/mm/dump_linuxpagetables.c b/arch/powerpc/mm/dump_linuxpagetables.c index d659345a98d6..eeef51107cff 100644 --- a/arch/powerpc/mm/dump_linuxpagetables.c +++ b/arch/powerpc/mm/dump_linuxpagetables.c @@ -121,13 +121,8 @@ static const struct flag_info flag_array[] = { .set = "user", .clear = " ", }, { -#if _PAGE_RO == 0 - .mask = _PAGE_RW, + .mask = _PAGE_RW | _PAGE_RO, .val = _PAGE_RW, -#else - .mask = _PAGE_RO, - .val = 0, -#endif .set = "rw", .clear = "ro", }, {