From nobody Mon Feb 9 09:32:33 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of redhat.com designates 209.132.183.28 as permitted sender) client-ip=209.132.183.28; envelope-from=libvir-list-bounces@redhat.com; helo=mx1.redhat.com; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of redhat.com designates 209.132.183.28 as permitted sender) smtp.mailfrom=libvir-list-bounces@redhat.com; dmarc=fail(p=none dis=none) header.from=intel.com Return-Path: Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by mx.zohomail.com with SMTPS id 1539081147833540.0371938768924; Tue, 9 Oct 2018 03:32:27 -0700 (PDT) Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 2D404227CE; Tue, 9 Oct 2018 10:32:26 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.20]) by smtp.corp.redhat.com (Postfix) with ESMTPS id E4D041868F; Tue, 9 Oct 2018 10:32:25 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id 9681318005B6; Tue, 9 Oct 2018 10:32:25 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id w99AWJKf008039 for ; Tue, 9 Oct 2018 06:32:19 -0400 Received: by smtp.corp.redhat.com (Postfix) id 2B73E105706E; Tue, 9 Oct 2018 10:32:19 +0000 (UTC) Received: from mx1.redhat.com (ext-mx02.extmail.prod.ext.phx2.redhat.com [10.5.110.26]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 2594410027CE for ; Tue, 9 Oct 2018 10:32:19 +0000 (UTC) Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 26545227BF for ; Tue, 9 Oct 2018 10:32:18 +0000 (UTC) Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga106.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 09 Oct 2018 03:32:16 -0700 Received: from david-unc.bj.intel.com ([10.238.145.63]) by orsmga002.jf.intel.com with ESMTP; 09 Oct 2018 03:32:11 -0700 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.54,360,1534834800"; d="scan'208";a="98690420" From: Wang Huaqiang To: libvir-list@redhat.com Date: Tue, 9 Oct 2018 18:30:32 +0800 Message-Id: <1539081045-6769-7-git-send-email-huaqiang.wang@intel.com> In-Reply-To: <1539081045-6769-1-git-send-email-huaqiang.wang@intel.com> References: <1539081045-6769-1-git-send-email-huaqiang.wang@intel.com> X-Greylist: Sender passed SPF test, Sender IP whitelisted by DNSRBL, ACL 214 matched, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.26]); Tue, 09 Oct 2018 10:32:18 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.26]); Tue, 09 Oct 2018 10:32:18 +0000 (UTC) for IP:'134.134.136.126' DOMAIN:'mga18.intel.com' HELO:'mga18.intel.com' FROM:'huaqiang.wang@intel.com' RCPT:'' X-RedHat-Spam-Score: -2.301 (RCVD_IN_DNSWL_MED, SPF_PASS) 134.134.136.126 mga18.intel.com 134.134.136.126 mga18.intel.com X-Scanned-By: MIMEDefang 2.78 on 10.5.110.26 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-loop: libvir-list@redhat.com Cc: shaohe.feng@intel.com, huaqiang.wang@intel.com, bing.niu@intel.com, jian-feng.ding@intel.com, rui.zang@intel.com Subject: [libvirt] [PATCHv5 06/19] util: Add monitor interface to determine path X-BeenThere: libvir-list@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: Development discussions about the libvirt library & tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Sender: libvir-list-bounces@redhat.com Errors-To: libvir-list-bounces@redhat.com X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.26]); Tue, 09 Oct 2018 10:32:26 +0000 (UTC) X-ZohoMail: RDMRC_1 RSF_0 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" Add interface for resctrl monitor to determine the path. Signed-off-by: Wang Huaqiang --- src/libvirt_private.syms | 1 + src/util/virresctrl.c | 32 ++++++++++++++++++++++++++++++++ src/util/virresctrl.h | 3 +++ 3 files changed, 36 insertions(+) diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms index 4a52a86..e175c8b 100644 --- a/src/libvirt_private.syms +++ b/src/libvirt_private.syms @@ -2681,6 +2681,7 @@ virResctrlInfoGetMonitorPrefix; virResctrlInfoMonFree; virResctrlInfoNew; virResctrlMonitorAddPID; +virResctrlMonitorDeterminePath; virResctrlMonitorNew; =20 =20 diff --git a/src/util/virresctrl.c b/src/util/virresctrl.c index 03001cc..1a5578e 100644 --- a/src/util/virresctrl.c +++ b/src/util/virresctrl.c @@ -2465,3 +2465,35 @@ virResctrlMonitorAddPID(virResctrlMonitorPtr monitor, { return virResctrlAddPID(monitor->path, pid); } + +int +virResctrlMonitorDeterminePath(virResctrlMonitorPtr monitor, + const char *machinename) +{ + char *alloc_path =3D NULL; + char *parentpath =3D NULL; + + if (!monitor) { + virReportError(VIR_ERR_INTERNAL_ERROR, "%s", + _("Invalid resctrl monitor")); + return -1; + } + + if (monitor->alloc) + alloc_path =3D monitor->alloc->path; + else + alloc_path =3D (char *)SYSFS_RESCTRL_PATH; + + if (virAsprintf(&parentpath, "%s/mon_groups", alloc_path) < 0) + return -1; + + monitor->path =3D virResctrlDeterminePath(parentpath, machinename, + monitor->id); + + VIR_FREE(parentpath); + + if (!monitor->path) + return -1; + + return 0; +} diff --git a/src/util/virresctrl.h b/src/util/virresctrl.h index cb9bfae..69b6b1d 100644 --- a/src/util/virresctrl.h +++ b/src/util/virresctrl.h @@ -196,4 +196,7 @@ virResctrlMonitorNew(void); int virResctrlMonitorAddPID(virResctrlMonitorPtr monitor, pid_t pid); +int +virResctrlMonitorDeterminePath(virResctrlMonitorPtr monitor, + const char *machinename); #endif /* __VIR_RESCTRL_H__ */ --=20 2.7.4 -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list