From patchwork Fri May 31 03:18:22 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: chenbaodong X-Patchwork-Id: 10969547 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id DFAC1112C for ; Fri, 31 May 2019 03:20:50 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C40C228928 for ; Fri, 31 May 2019 03:20:50 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B76AF28A1F; Fri, 31 May 2019 03:20:50 +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=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, 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 AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 57F4228928 for ; Fri, 31 May 2019 03:20:50 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1hWY3t-0005aM-7r; Fri, 31 May 2019 03:18:33 +0000 Received: from us1-rack-dfw2.inumbo.com ([104.130.134.6]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1hWY3s-0005aH-Bf for xen-devel@lists.xenproject.org; Fri, 31 May 2019 03:18:32 +0000 X-Inumbo-ID: c2fa98d9-8352-11e9-8980-bc764e045a96 Received: from mxnavi-mail.mxnavi.com (unknown [116.90.87.199]) by us1-rack-dfw2.inumbo.com (Halon) with ESMTPS id c2fa98d9-8352-11e9-8980-bc764e045a96; Fri, 31 May 2019 03:18:30 +0000 (UTC) Received: from localhost.localdomain (61.161.186.150) by mxnavi-mail.mxnavi.com (116.90.87.199) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1591.10; Fri, 31 May 2019 11:16:17 +0800 From: Baodong Chen To: Date: Fri, 31 May 2019 11:18:22 +0800 Message-ID: <1559272702-13459-1-git-send-email-chenbaodong@mxnavi.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [61.161.186.150] X-ClientProxiedBy: mxnavi-mail.mxnavi.com (116.90.87.199) To mxnavi-mail.mxnavi.com (116.90.87.199) Subject: [Xen-devel] [PATCH] xen: put cpupool's member 'n_dom' after 'cpupool_id' 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: Stefano Stabellini , Wei Liu , Konrad Rzeszutek Wilk , George Dunlap , Andrew Cooper , Ian Jackson , Tim Deegan , Julien Grall , Jan Beulich , Baodong Chen Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" X-Virus-Scanned: ClamAV using ClamSMTP Thus, sizeof(struct cpupool) will save 8 bytes for 64-bit system. Signed-off-by: Baodong Chen Acked-by: Jan Beulich --- xen/include/xen/sched-if.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/xen/include/xen/sched-if.h b/xen/include/xen/sched-if.h index 92bc7a0..f0cf210 100644 --- a/xen/include/xen/sched-if.h +++ b/xen/include/xen/sched-if.h @@ -213,9 +213,9 @@ static inline void sched_free_domdata(const struct scheduler *s, struct cpupool { int cpupool_id; + unsigned int n_dom; cpumask_var_t cpu_valid; /* all cpus assigned to pool */ struct cpupool *next; - unsigned int n_dom; struct scheduler *sched; atomic_t refcnt; };