From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752187AbdDMMlk (ORCPT ); Thu, 13 Apr 2017 08:41:40 -0400 Received: from pegase1.c-s.fr ([93.17.236.30]:4021 "EHLO pegase1.c-s.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751054AbdDMMli (ORCPT ); Thu, 13 Apr 2017 08:41:38 -0400 From: Christophe Leroy Subject: [PATCH] powerpc/mm: Fix missing page attributes in page table dump To: Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , Scott Wood , Rashmica Gupta Cc: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Message-Id: <20170413124126.301CF6E664@localhost.localdomain> Date: Thu, 13 Apr 2017 14:41:26 +0200 (CEST) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On some targets, _PAGE_RW is 0 and this is _PAGE_RO which is used. There is also _PAGE_SHARED that is missing Signed-off-by: Christophe Leroy --- arch/powerpc/mm/dump_linuxpagetables.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/powerpc/mm/dump_linuxpagetables.c b/arch/powerpc/mm/dump_linuxpagetables.c index 05109d7fa027..22d2433333f5 100644 --- a/arch/powerpc/mm/dump_linuxpagetables.c +++ b/arch/powerpc/mm/dump_linuxpagetables.c @@ -119,8 +119,13 @@ static const struct flag_info flag_array[] = { .set = "user", .clear = " ", }, { +#if _PAGE_RO == 0 .mask = _PAGE_RW, .val = _PAGE_RW, +#else + .mask = _PAGE_RO, + .val = 0, +#endif .set = "rw", .clear = "ro", }, { @@ -207,6 +212,10 @@ static const struct flag_info flag_array[] = { .mask = _PAGE_SPECIAL, .val = _PAGE_SPECIAL, .set = "special", + }, { + .mask = _PAGE_SHARED, + .val = _PAGE_SHARED, + .set = "shared", } }; -- 2.12.0