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dmarc=none (p=none dis=none) header.from=xen.org Authentication-Results: mail.kernel.org; spf=pass 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 1jPNfj-0000Nv-An; Fri, 17 Apr 2020 09:52:31 +0000 Received: from all-amaz-eas1.inumbo.com ([34.197.232.57] helo=us1-amaz-eas2.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1jPNfi-0000NQ-0x for xen-devel@lists.xenproject.org; Fri, 17 Apr 2020 09:52:30 +0000 X-Inumbo-ID: 21d23984-8091-11ea-8c9b-12813bfff9fa Received: from mail.xenproject.org (unknown [104.130.215.37]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id 21d23984-8091-11ea-8c9b-12813bfff9fa; Fri, 17 Apr 2020 09:52:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=xen.org; s=20200302mail; h=References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Sender:Reply-To:MIME-Version:Content-Type:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=tEeVOsGMSDjBCM+osSPHmTi/618O72vOFb/JLOuqfjw=; b=FPk6Z1cKcufcm78XCUmuoAsxxg NB3bUWLYiTVSS/9IGOxLLksT8xkRnHri/hH9X25+ldy7DqY3dAxpaUOvJy/7srSgxcNkRUC8X6CIT qf0PaoDxzvVgRwDGesPf3H/FRcBDOLUa/0Pm4j8vLlNFK0NeMdi+zzvlyjh2PVzilojw=; Received: from xenbits.xenproject.org ([104.239.192.120]) by mail.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1jPNfY-0002fk-Lb; Fri, 17 Apr 2020 09:52:20 +0000 Received: from 54-240-197-227.amazon.com ([54.240.197.227] helo=u1bbd043a57dd5a.ant.amazon.com) by xenbits.xenproject.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1jPNfY-000304-B3; Fri, 17 Apr 2020 09:52:20 +0000 From: Hongyan Xia To: xen-devel@lists.xenproject.org Subject: [PATCH 2/6] x86_64/mm: map and unmap page tables in subarch_init_memory Date: Fri, 17 Apr 2020 10:52:04 +0100 Message-Id: <0e14533f516ee5ce410e2cd8050f085aec4b4961.1587116799.git.hongyxia@amazon.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: References: In-Reply-To: References: X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Andrew Cooper , julien@xen.org, Wei Liu , Jan Beulich , =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" From: Wei Liu Signed-off-by: Wei Liu Signed-off-by: Hongyan Xia --- xen/arch/x86/x86_64/mm.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/xen/arch/x86/x86_64/mm.c b/xen/arch/x86/x86_64/mm.c index 18210405f4..5714e5ba62 100644 --- a/xen/arch/x86/x86_64/mm.c +++ b/xen/arch/x86/x86_64/mm.c @@ -852,14 +852,14 @@ void __init subarch_init_memory(void) v += n << PAGE_SHIFT ) { n = L2_PAGETABLE_ENTRIES * L1_PAGETABLE_ENTRIES; - l3e = l4e_to_l3e(idle_pg_table[l4_table_offset(v)])[ - l3_table_offset(v)]; + l3e = l3e_from_l4e(idle_pg_table[l4_table_offset(v)], + l3_table_offset(v)); if ( !(l3e_get_flags(l3e) & _PAGE_PRESENT) ) continue; if ( !(l3e_get_flags(l3e) & _PAGE_PSE) ) { n = L1_PAGETABLE_ENTRIES; - l2e = l3e_to_l2e(l3e)[l2_table_offset(v)]; + l2e = l2e_from_l3e(l3e, l2_table_offset(v)); if ( !(l2e_get_flags(l2e) & _PAGE_PRESENT) ) continue; m2p_start_mfn = l2e_get_pfn(l2e); @@ -878,11 +878,11 @@ void __init subarch_init_memory(void) v != RDWR_COMPAT_MPT_VIRT_END; v += 1 << L2_PAGETABLE_SHIFT ) { - l3e = l4e_to_l3e(idle_pg_table[l4_table_offset(v)])[ - l3_table_offset(v)]; + l3e = l3e_from_l4e(idle_pg_table[l4_table_offset(v)], + l3_table_offset(v)); if ( !(l3e_get_flags(l3e) & _PAGE_PRESENT) ) continue; - l2e = l3e_to_l2e(l3e)[l2_table_offset(v)]; + l2e = l2e_from_l3e(l3e, l2_table_offset(v)); if ( !(l2e_get_flags(l2e) & _PAGE_PRESENT) ) continue; m2p_start_mfn = l2e_get_pfn(l2e); -- 2.24.1.AMZN