From patchwork Tue Jul 15 09:24:34 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexey Kardashevskiy X-Patchwork-Id: 369899 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 AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 0FAD0140116 for ; Tue, 15 Jul 2014 19:35:19 +1000 (EST) Received: from ozlabs.org (ozlabs.org [103.22.144.67]) by lists.ozlabs.org (Postfix) with ESMTP id E81311A020A for ; Tue, 15 Jul 2014 19:35:18 +1000 (EST) X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Received: from e23smtp02.au.ibm.com (e23smtp02.au.ibm.com [202.81.31.144]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 0C81F1A01A9 for ; Tue, 15 Jul 2014 19:24:56 +1000 (EST) Received: from /spool/local by e23smtp02.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 15 Jul 2014 19:24:53 +1000 Received: from d23dlp02.au.ibm.com (202.81.31.213) by e23smtp02.au.ibm.com (202.81.31.208) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Tue, 15 Jul 2014 19:24:51 +1000 Received: from d23relay04.au.ibm.com (d23relay04.au.ibm.com [9.190.234.120]) by d23dlp02.au.ibm.com (Postfix) with ESMTP id C768C2BB005B for ; Tue, 15 Jul 2014 19:24:50 +1000 (EST) Received: from d23av02.au.ibm.com (d23av02.au.ibm.com [9.190.235.138]) by d23relay04.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id s6F984JC63045744 for ; Tue, 15 Jul 2014 19:08:04 +1000 Received: from d23av02.au.ibm.com (localhost [127.0.0.1]) by d23av02.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id s6F9OnDo024719 for ; Tue, 15 Jul 2014 19:24:50 +1000 Received: from ozlabs.au.ibm.com (ozlabs.au.ibm.com [9.190.163.12]) by d23av02.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id s6F9OntT024714; Tue, 15 Jul 2014 19:24:49 +1000 Received: from bran.ozlabs.ibm.com (haven.au.ibm.com [9.190.164.82]) by ozlabs.au.ibm.com (Postfix) with ESMTP id A4AFAA027F; Tue, 15 Jul 2014 19:24:49 +1000 (EST) Received: from ka1.ozlabs.ibm.com (ka1.ozlabs.ibm.com [10.61.145.11]) by bran.ozlabs.ibm.com (Postfix) with ESMTP id 01D5416A9DB; Tue, 15 Jul 2014 19:24:48 +1000 (EST) From: Alexey Kardashevskiy To: linuxppc-dev@lists.ozlabs.org Subject: [PATCH v1 10/16] powerpc/iommu: Fix missing permission bits in iommu_put_tce_user_mode() Date: Tue, 15 Jul 2014 19:24:34 +1000 Message-Id: <1405416280-12318-11-git-send-email-aik@ozlabs.ru> X-Mailer: git-send-email 2.0.0 In-Reply-To: <1405416280-12318-1-git-send-email-aik@ozlabs.ru> References: <1405416280-12318-1-git-send-email-aik@ozlabs.ru> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 14071509-5490-0000-0000-000000694DD9 Cc: Alexey Kardashevskiy , Paul Mackerras , Gavin Shan X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.16 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" This adds missing permission bits to the translated TCE. Signed-off-by: Alexey Kardashevskiy --- arch/powerpc/kernel/iommu.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c index da04561..01ac319 100644 --- a/arch/powerpc/kernel/iommu.c +++ b/arch/powerpc/kernel/iommu.c @@ -1085,6 +1085,7 @@ int iommu_put_tce_user_mode(struct iommu_table *tbl, unsigned long entry, return -EFAULT; } hwaddr = (unsigned long) page_address(page) + offset; + hwaddr |= tce & (TCE_PCI_READ | TCE_PCI_WRITE); ret = iommu_tce_build(tbl, entry, hwaddr, direction); if (ret)