From patchwork Tue Aug 6 11:31:10 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bharat Bhushan X-Patchwork-Id: 265026 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from ozlabs.org (localhost [IPv6:::1]) by ozlabs.org (Postfix) with ESMTP id 467852C0223 for ; Tue, 6 Aug 2013 21:36:24 +1000 (EST) Received: from va3outboundpool.messaging.microsoft.com (va3ehsobe006.messaging.microsoft.com [216.32.180.16]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (Client CN "mail.global.frontbridge.com", Issuer "MSIT Machine Auth CA 2" (not verified)) by ozlabs.org (Postfix) with ESMTPS id 0243C2C007A for ; Tue, 6 Aug 2013 21:35:54 +1000 (EST) Received: from mail73-va3-R.bigfish.com (10.7.14.232) by VA3EHSOBE006.bigfish.com (10.7.40.26) with Microsoft SMTP Server id 14.1.225.22; Tue, 6 Aug 2013 11:35:42 +0000 Received: from mail73-va3 (localhost [127.0.0.1]) by mail73-va3-R.bigfish.com (Postfix) with ESMTP id 927C0160147; Tue, 6 Aug 2013 11:35:42 +0000 (UTC) X-Forefront-Antispam-Report: CIP:70.37.183.190; KIP:(null); UIP:(null); IPV:NLI; H:mail.freescale.net; RD:none; EFVD:NLI X-SpamScore: 3 X-BigFish: VS3(zzzz1f42h208ch1ee6h1de0h1fdah2073h1202h1e76h1d1ah1d2ah1fc6h1082kzz1de098h8275bh1de097hz2dh2a8h668h839he5bhf0ah107ah1288h12a5h12a9h12bdh12e5h137ah139eh13b6h1441h1504h1537h162dh1631h1758h1898h18e1h1946h19b5h1ad9h1b0ah1b2fh1fb3h1d0ch1d2eh1d3fh1dfeh1dffh1e1dh1e23h1155h) Received: from mail73-va3 (localhost.localdomain [127.0.0.1]) by mail73-va3 (MessageSwitch) id 1375788940810219_27734; Tue, 6 Aug 2013 11:35:40 +0000 (UTC) Received: from VA3EHSMHS042.bigfish.com (unknown [10.7.14.229]) by mail73-va3.bigfish.com (Postfix) with ESMTP id C00401A0047; Tue, 6 Aug 2013 11:35:40 +0000 (UTC) Received: from mail.freescale.net (70.37.183.190) by VA3EHSMHS042.bigfish.com (10.7.99.52) with Microsoft SMTP Server (TLS) id 14.16.227.3; Tue, 6 Aug 2013 11:35:40 +0000 Received: from tx30smr01.am.freescale.net (10.81.153.31) by 039-SN1MMR1-005.039d.mgd.msft.net (10.84.1.17) with Microsoft SMTP Server (TLS) id 14.3.136.1; Tue, 6 Aug 2013 11:35:39 +0000 Received: from freescale.com ([10.232.15.72]) by tx30smr01.am.freescale.net (8.14.3/8.14.0) with SMTP id r76BZYG9015316; Tue, 6 Aug 2013 04:35:35 -0700 Received: by freescale.com (sSMTP sendmail emulation); Tue, 06 Aug 2013 17:01:31 +0530 From: Bharat Bhushan To: , , , , , , Subject: [PATCH 2/6 v3] kvm: powerpc: allow guest control "E" attribute in mas2 Date: Tue, 6 Aug 2013 17:01:10 +0530 Message-ID: <1375788674-13140-3-git-send-email-Bharat.Bhushan@freescale.com> X-Mailer: git-send-email 1.7.0.4 In-Reply-To: <1375788674-13140-1-git-send-email-Bharat.Bhushan@freescale.com> References: <1375788674-13140-1-git-send-email-Bharat.Bhushan@freescale.com> MIME-Version: 1.0 X-OriginatorOrg: freescale.com X-FOPE-CONNECTOR: Id%0$Dn%*$RO%0$TLS%0$FQDN%$TlsDn% Cc: Bharat Bhushan X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" "E" bit in MAS2 bit indicates whether the page is accessed in Little-Endian or Big-Endian byte order. There is no reason to stop guest setting "E", so allow him." Signed-off-by: Bharat Bhushan --- v2->v3 - no change v1->v2 - no change arch/powerpc/kvm/e500.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/arch/powerpc/kvm/e500.h b/arch/powerpc/kvm/e500.h index c2e5e98..277cb18 100644 --- a/arch/powerpc/kvm/e500.h +++ b/arch/powerpc/kvm/e500.h @@ -117,7 +117,7 @@ static inline struct kvmppc_vcpu_e500 *to_e500(struct kvm_vcpu *vcpu) #define E500_TLB_USER_PERM_MASK (MAS3_UX|MAS3_UR|MAS3_UW) #define E500_TLB_SUPER_PERM_MASK (MAS3_SX|MAS3_SR|MAS3_SW) #define MAS2_ATTRIB_MASK \ - (MAS2_X0 | MAS2_X1) + (MAS2_X0 | MAS2_X1 | MAS2_E) #define MAS3_ATTRIB_MASK \ (MAS3_U0 | MAS3_U1 | MAS3_U2 | MAS3_U3 \ | E500_TLB_USER_PERM_MASK | E500_TLB_SUPER_PERM_MASK)