From patchwork Thu Sep 26 09:46:39 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Xia, Hongyan" X-Patchwork-Id: 11162187 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 4FE3C1709 for ; Thu, 26 Sep 2019 09:51:21 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2C638222C2 for ; Thu, 26 Sep 2019 09:51:21 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=amazon.com header.i=@amazon.com header.b="aLxpylX5" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2C638222C2 Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=amazon.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1iDQPz-0000bb-2F; Thu, 26 Sep 2019 09:50:35 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1iDQPx-0000YU-Ls for xen-devel@lists.xenproject.org; Thu, 26 Sep 2019 09:50:33 +0000 X-Inumbo-ID: 0c89a4b6-e043-11e9-b588-bc764e2007e4 Received: from smtp-fw-2101.amazon.com (unknown [72.21.196.25]) by localhost (Halon) with ESMTPS id 0c89a4b6-e043-11e9-b588-bc764e2007e4; Thu, 26 Sep 2019 09:50:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.com; i=@amazon.com; q=dns/txt; s=amazon201209; t=1569491418; x=1601027418; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=h8UJCEQDp86ZrC/JZ2cINLB5PckAhlkYWAg3GFXzyuA=; b=aLxpylX5bw6w+FNLTz7QwOxMqwZe8oYr3xtL/029Z/7qMooNZJMII7WG ehKxC8+DvKs+DC5PDvOf4Kg+y+Z3P7zeqIoQIWvIM2esqloITMGppMaDe re72KNPLru1mqlk0ggDWkVfVPg6henfQUeHFPPjwoLxzSD3vh4BLB233w 4=; X-IronPort-AV: E=Sophos;i="5.64,551,1559520000"; d="scan'208";a="753354483" Received: from iad6-co-svc-p1-lb1-vlan2.amazon.com (HELO email-inbound-relay-1d-98acfc19.us-east-1.amazon.com) ([10.124.125.2]) by smtp-border-fw-out-2101.iad2.amazon.com with ESMTP; 26 Sep 2019 09:50:18 +0000 Received: from EX13MTAUEA001.ant.amazon.com (iad55-ws-svc-p15-lb9-vlan3.iad.amazon.com [10.40.159.166]) by email-inbound-relay-1d-98acfc19.us-east-1.amazon.com (Postfix) with ESMTPS id 47922A1F9D; Thu, 26 Sep 2019 09:50:17 +0000 (UTC) Received: from EX13D28EUB004.ant.amazon.com (10.43.166.176) by EX13MTAUEA001.ant.amazon.com (10.43.61.243) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Thu, 26 Sep 2019 09:49:50 +0000 Received: from EX13MTAUWA001.ant.amazon.com (10.43.160.58) by EX13D28EUB004.ant.amazon.com (10.43.166.176) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Thu, 26 Sep 2019 09:49:49 +0000 Received: from u9d785c4ba99158.ant.amazon.com (10.125.106.58) by mail-relay.amazon.com (10.43.160.118) with Microsoft SMTP Server id 15.0.1367.3 via Frontend Transport; Thu, 26 Sep 2019 09:49:46 +0000 From: To: Date: Thu, 26 Sep 2019 10:46:39 +0100 Message-ID: <50268efd2bd6bdf4e1508218e7f1ec9b8776ea72.1569489002.git.hongyax@amazon.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: References: MIME-Version: 1.0 Precedence: Bulk Subject: [Xen-devel] [RFC PATCH 76/84] x86/setup: also clear the permission bits in the dummy 1:1 mapping. X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Andrew Cooper , =?utf-8?q?Roger_Pau_Monn?= =?utf-8?q?=C3=A9?= , Wei Liu , Jan Beulich , Hongyan Xia Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" From: Hongyan Xia Signed-off-by: Hongyan Xia --- xen/arch/x86/setup.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/xen/arch/x86/setup.c b/xen/arch/x86/setup.c index 3dc2fad987..9015e3b723 100644 --- a/xen/arch/x86/setup.c +++ b/xen/arch/x86/setup.c @@ -1368,7 +1368,7 @@ void __init noreturn __start_xen(unsigned long mbi_p) if ( map_e < end ) { map_pages_to_xen((unsigned long)__va(map_e), INVALID_MFN, - PFN_DOWN(end - map_e), PAGE_HYPERVISOR); + PFN_DOWN(end - map_e), _PAGE_NONE); init_boot_pages(map_e, end); map_e = end; } @@ -1383,7 +1383,7 @@ void __init noreturn __start_xen(unsigned long mbi_p) if ( s < map_s ) { map_pages_to_xen((unsigned long)__va(s), INVALID_MFN, - PFN_DOWN(map_s - s), PAGE_HYPERVISOR); + PFN_DOWN(map_s - s), _PAGE_NONE); init_boot_pages(s, map_s); } }