From patchwork Fri Aug 25 02:52:16 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "lan,Tianyu" X-Patchwork-Id: 9921439 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 7398160349 for ; Fri, 25 Aug 2017 09:01:42 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6531B26E4A for ; Fri, 25 Aug 2017 09:01:42 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5A08927D16; Fri, 25 Aug 2017 09:01:42 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.7 required=2.0 tests=BAYES_00, DATE_IN_PAST_06_12, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 0828F27D0C for ; Fri, 25 Aug 2017 09:01:41 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dlASP-0000QX-7t; Fri, 25 Aug 2017 08:59:13 +0000 Received: from mail6.bemta6.messagelabs.com ([193.109.254.103]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dlASO-0000QF-TO for xen-devel@lists.xen.org; Fri, 25 Aug 2017 08:59:13 +0000 Received: from [85.158.143.35] by server-4.bemta-6.messagelabs.com id A9/F3-02962-0E6EF995; Fri, 25 Aug 2017 08:59:12 +0000 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFmpjkeJIrShJLcpLzFFi42Jpa+uQ173/bH6 kwes/ehZLPi5mcWD0OLr7N1MAYxRrZl5SfkUCa8b3dxeZC5azVkx+O4+lgbGPpYuRk0NIoFKi de5/ZhBbQoBX4siyGawQdoDE7N+/gGq4gGo6GCV+/+ljB0mwCahLnFg8kRHEFhGQlrj2+TIjS BGzwEVGiQ/ft4BNFRbwkni0cg6YzSKgKnFhwwMwm1fAReL06rmMEBsUJKY8fA+2mVPAVaK59x xTFyMH0DYXiWvrgiYw8i5gZFjFqFGcWlSWWqRraKGXVJSZnlGSm5iZo2toYKaXm1pcnJiempO YVKyXnJ+7iREYDgxAsIPx5saAQ4ySHExKorzLo+dHCvEl5adUZiQWZ8QXleakFh9i1ODgEFhy bu50JimWvPy8VCUJXilg2AkJFqWmp1akZeYAAxamVIKDR0mE1/UpUJq3uCAxtzgzHSJ1ilGXo +nDli9MQmAzpMR5V4AUCYAUZZTmwY2ARc8lRlkpYV5GoAOFeApSi3IzS1DlXzGKczAqCfPygl zCk5lXArfpFdARTEBHTDoxB+SIkkSElFQDo/M/vqlnV+dtNLUWs4vuLZhg5Fmj7v71xd/w7tK W9CkTta2Zpkrsjt2j8HOV7WTD90UzDh5pPrZYZ3HqCWVjgRAv6c2S+QFWG1Ujtj4K6jOatHxN 2d+dUqvYLyoxT7v5Yjpf/azyWd0vpZ+oHq1XcMlLbHzgET1PI2/RdVeDPDnrM5Jzqk+6KLEUZ yQaajEXFScCANln8deZAgAA X-Env-Sender: tianyu.lan@intel.com X-Msg-Ref: server-5.tower-21.messagelabs.com!1503651549!71543090!1 X-Originating-IP: [134.134.136.31] X-SpamReason: No, hits=0.8 required=7.0 tests=DATE_IN_PAST_06_12 X-StarScan-Received: X-StarScan-Version: 9.4.45; banners=-,-,- X-VirusChecked: Checked Received: (qmail 65359 invoked from network); 25 Aug 2017 08:59:11 -0000 Received: from mga06.intel.com (HELO mga06.intel.com) (134.134.136.31) by server-5.tower-21.messagelabs.com with DHE-RSA-AES256-GCM-SHA384 encrypted SMTP; 25 Aug 2017 08:59:11 -0000 Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga104.jf.intel.com with ESMTP; 25 Aug 2017 01:59:08 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos; i="5.41,424,1498546800"; d="scan'208"; a="1188036249" Received: from sky-ws.sh.intel.com (HELO localhost) ([10.239.48.141]) by fmsmga001.fm.intel.com with ESMTP; 25 Aug 2017 01:59:07 -0700 From: Lan Tianyu To: xen-devel@lists.xen.org Date: Thu, 24 Aug 2017 22:52:16 -0400 Message-Id: <1503629540-26053-2-git-send-email-tianyu.lan@intel.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1503629540-26053-1-git-send-email-tianyu.lan@intel.com> References: <1503629540-26053-1-git-send-email-tianyu.lan@intel.com> Cc: Lan Tianyu , kevin.tian@intel.com, wei.liu2@citrix.com, george.dunlap@eu.citrix.com, andrew.cooper3@citrix.com, ian.jackson@eu.citrix.com, jbeulich@suse.com, chao.gao@intel.com Subject: [Xen-devel] [RFC PATCH 1/5] xen/hap: Increase hap size for more vcpus support X-BeenThere: xen-devel@lists.xen.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" X-Virus-Scanned: ClamAV using ClamSMTP This patch is to increase hap size to support more vcpus in single VM. Signed-off-by: Lan Tianyu --- xen/arch/x86/mm/hap/hap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/xen/arch/x86/mm/hap/hap.c b/xen/arch/x86/mm/hap/hap.c index cdc77a9..cb81368 100644 --- a/xen/arch/x86/mm/hap/hap.c +++ b/xen/arch/x86/mm/hap/hap.c @@ -473,7 +473,7 @@ int hap_enable(struct domain *d, u32 mode) if ( old_pages == 0 ) { paging_lock(d); - rv = hap_set_allocation(d, 256, NULL); + rv = hap_set_allocation(d, 512, NULL); if ( rv != 0 ) { hap_set_allocation(d, 0, NULL);