From patchwork Thu Aug 3 09:24:35 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hari Bathini X-Patchwork-Id: 797091 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3xNPnb5d4Qz9s7v for ; Thu, 3 Aug 2017 19:26:27 +1000 (AEST) Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 3xNPnb4p3TzDrTh for ; Thu, 3 Aug 2017 19:26:27 +1000 (AEST) X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Received: from ozlabs.org (bilbo.ozlabs.org [103.22.144.67]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 3xNPlk6nd7zDqs9 for ; Thu, 3 Aug 2017 19:24:50 +1000 (AEST) Received: from ozlabs.org (ozlabs.org [IPv6:2401:3900:2:1::2]) by bilbo.ozlabs.org (Postfix) with ESMTP id 3xNPlk6FsXz8vsv for ; Thu, 3 Aug 2017 19:24:50 +1000 (AEST) Received: by ozlabs.org (Postfix) id 3xNPlk5y7Rz9s8V; Thu, 3 Aug 2017 19:24:50 +1000 (AEST) Delivered-To: linuxppc-dev@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=linux.vnet.ibm.com (client-ip=148.163.156.1; helo=mx0a-001b2d01.pphosted.com; envelope-from=hbathini@linux.vnet.ibm.com; receiver=) Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3xNPlk3C4Fz9s7v for ; Thu, 3 Aug 2017 19:24:50 +1000 (AEST) Received: from pps.filterd (m0098396.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id v739NsvF129164 for ; Thu, 3 Aug 2017 05:24:48 -0400 Received: from e23smtp05.au.ibm.com (e23smtp05.au.ibm.com [202.81.31.147]) by mx0a-001b2d01.pphosted.com with ESMTP id 2c3snterdx-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Thu, 03 Aug 2017 05:24:48 -0400 Received: from localhost by e23smtp05.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; Thu, 3 Aug 2017 19:24:44 +1000 Received: from d23av03.au.ibm.com (d23av03.au.ibm.com [9.190.234.97]) by d23relay08.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v739OhDK19464332; Thu, 3 Aug 2017 19:24:43 +1000 Received: from d23av03.au.ibm.com (localhost [127.0.0.1]) by d23av03.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id v739OXkA023680; Thu, 3 Aug 2017 19:24:34 +1000 Received: from hbathini.in.ibm.com (hbathini.in.ibm.com [9.184.183.212]) by d23av03.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id v739OVQx023619; Thu, 3 Aug 2017 19:24:32 +1000 Subject: [PATCH 1/4] powerpc/prom: avoid endian conversions for linux, memory-limit node From: Hari Bathini To: linuxppc-dev Date: Thu, 03 Aug 2017 14:54:35 +0530 User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 X-TM-AS-MML: disable x-cbid: 17080309-0016-0000-0000-0000025F6DB5 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17080309-0017-0000-0000-000006E0F050 Message-Id: <150175227508.9806.17545018023658850483.stgit@hbathini.in.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-08-03_05:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1706020000 definitions=main-1708030144 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: sjitindarsingh@gmail.com, Paul Mackerras , ben@codiert.org, stable@vger.kernel.org#3.12+ Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" As linux,memory-limit node is set and also later used by the kernel, avoid endian conversions for this property. Fixes: 493adffcb43f ("powerpc: Make prom_init.c endian safe") Cc: stable@vger.kernel.org # 3.12+ Cc: Anton Blanchard Cc: Benjamin Herrenschmidt Signed-off-by: Hari Bathini --- arch/powerpc/kernel/prom_init.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index 613f79f..723df83 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -3180,9 +3180,8 @@ unsigned long __init prom_init(unsigned long r3, unsigned long r4, * Fill in some infos for use by the kernel later on */ if (prom_memory_limit) { - __be64 val = cpu_to_be64(prom_memory_limit); prom_setprop(prom.chosen, "/chosen", "linux,memory-limit", - &val, sizeof(val)); + &prom_memory_limit, sizeof(prom_memory_limit)); } #ifdef CONFIG_PPC64 if (prom_iommu_off)