From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 83E99C47257 for ; Thu, 30 Apr 2020 20:45:03 +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 521D6207DD for ; Thu, 30 Apr 2020 20:45:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=xen.org header.i=@xen.org header.b="uYUxtIHD" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 521D6207DD Authentication-Results: mail.kernel.org; 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 4.92) (envelope-from ) id 1jUG38-0002pu-CF; Thu, 30 Apr 2020 20:44:50 +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 4.92) (envelope-from ) id 1jUG36-0002pi-Ro for xen-devel@lists.xenproject.org; Thu, 30 Apr 2020 20:44:48 +0000 X-Inumbo-ID: 6b9ad03e-8b23-11ea-9aaf-12813bfff9fa Received: from mail.xenproject.org (unknown [104.130.215.37]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id 6b9ad03e-8b23-11ea-9aaf-12813bfff9fa; Thu, 30 Apr 2020 20:44:43 +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=lV7eCfKft8Va6m4uNBBmoRi9XzqEneVzvGHlaIMLHds=; b=uYUxtIHD8MR/+KYumRVW16F+UA YB51HnVj3v7KqMEsddmEI8nPi+vxoKYfqM+BP5L7PANMjASGaMa6pcOdFqqRuSwTQzI0binfimCJo /e3ehVqSE2MyPpxxG9Xb3oYsvTQxLj8r80tfxjgnhMVQWR8TIH54CDxjtes744lpQQtQ=; Received: from xenbits.xenproject.org ([104.239.192.120]) by mail.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1jUG31-0004LH-7y; Thu, 30 Apr 2020 20:44:43 +0000 Received: from 54-240-197-234.amazon.com ([54.240.197.234] 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 1jUG30-0005wj-US; Thu, 30 Apr 2020 20:44:43 +0000 From: Hongyan Xia To: xen-devel@lists.xenproject.org Subject: [PATCH 04/16] x86/srat: vmap the pages for acpi_slit Date: Thu, 30 Apr 2020 21:44:13 +0100 Message-Id: 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: 2.1.29 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: Hongyan Xia This avoids the assumption that boot pages are in the direct map. Signed-off-by: Hongyan Xia --- xen/arch/x86/srat.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/xen/arch/x86/srat.c b/xen/arch/x86/srat.c index 506a56d66b..9a84c6c8a8 100644 --- a/xen/arch/x86/srat.c +++ b/xen/arch/x86/srat.c @@ -196,7 +196,8 @@ void __init acpi_numa_slit_init(struct acpi_table_slit *slit) return; } mfn = alloc_boot_pages(PFN_UP(slit->header.length), 1); - acpi_slit = mfn_to_virt(mfn_x(mfn)); + acpi_slit = vmap_boot_pages(mfn, PFN_UP(slit->header.length)); + BUG_ON(!acpi_slit); memcpy(acpi_slit, slit, slit->header.length); } -- 2.24.1.AMZN