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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 AD8ACC2BA83 for ; Fri, 14 Feb 2020 16:10:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8086B24695 for ; Fri, 14 Feb 2020 16:10:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1581696626; bh=ZNUKpT2QmFCsGmu27p7x5piDzLV1yR86miM35jdeFyQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=UorsjcY764OK49LU7/BsuNX2lf3F23NQVy9cIdqwlUc+yycQcadZggiRdzt7h0OWM E/919mjvlI+OltV7bsd/+Xbtvhe6rQmTTw7QxNMVojz/qXTlqDZKpmNH5cf2yqPP2M K8kFWPKSEOcTI5dxn/hWjXwy8KNE9aKEAjo8yv74= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2391477AbgBNQKZ (ORCPT ); Fri, 14 Feb 2020 11:10:25 -0500 Received: from mail.kernel.org ([198.145.29.99]:34944 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388872AbgBNQJz (ORCPT ); Fri, 14 Feb 2020 11:09:55 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8C64A2468D; Fri, 14 Feb 2020 16:09:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1581696595; bh=ZNUKpT2QmFCsGmu27p7x5piDzLV1yR86miM35jdeFyQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=yMcpLFn808bU9pxDFrfNbsWNvCKB2lIFFmG2QASQ14T+/5PZ8pC8nU6F9XbEztzwa u1c1zeP05qPs2G2Dl2Xc00q9BQ1YyvBUAzg6O2wkDKmV+bkz7GuB9HauHUz6DIPYFK Ec31KJpx+ANkaMx2QuEayyA+tAXPjp4XCMJcUkLE= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Christophe Leroy , Michael Ellerman , Sasha Levin , linuxppc-dev@lists.ozlabs.org Subject: [PATCH AUTOSEL 5.4 381/459] powerpc/ptdump: Fix W+X verification call in mark_rodata_ro() Date: Fri, 14 Feb 2020 11:00:31 -0500 Message-Id: <20200214160149.11681-381-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200214160149.11681-1-sashal@kernel.org> References: <20200214160149.11681-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Christophe Leroy [ Upstream commit e26ad936dd89d79f66c2b567f700e0c2a7103070 ] ptdump_check_wx() also have to be called when pages are mapped by blocks. Fixes: 453d87f6a8ae ("powerpc/mm: Warn if W+X pages found on boot") Signed-off-by: Christophe Leroy Signed-off-by: Michael Ellerman Link: https://lore.kernel.org/r/37517da8310f4457f28921a4edb88fb21d27b62a.1578989531.git.christophe.leroy@c-s.fr Signed-off-by: Sasha Levin --- arch/powerpc/mm/pgtable_32.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/powerpc/mm/pgtable_32.c b/arch/powerpc/mm/pgtable_32.c index 8ec5dfb65b2eb..784cae9f56975 100644 --- a/arch/powerpc/mm/pgtable_32.c +++ b/arch/powerpc/mm/pgtable_32.c @@ -221,6 +221,7 @@ void mark_rodata_ro(void) if (v_block_mapped((unsigned long)_sinittext)) { mmu_mark_rodata_ro(); + ptdump_check_wx(); return; } -- 2.20.1