From nobody Tue May 13 17:01:16 2025 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=pass(p=none dis=none) header.from=redhat.com Return-Path: Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by mx.zohomail.com with SMTPS id 1538469954608596.9521150876083; Tue, 2 Oct 2018 01:45:54 -0700 (PDT) Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id B4BF730013D3; Tue, 2 Oct 2018 08:45:52 +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 7776A60C60; Tue, 2 Oct 2018 08:45:52 +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 2226E181B9F3; Tue, 2 Oct 2018 08:45:52 +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 w928jNeK031597 for ; Tue, 2 Oct 2018 04:45:23 -0400 Received: by smtp.corp.redhat.com (Postfix) id 0996610016DC; Tue, 2 Oct 2018 08:45:23 +0000 (UTC) Received: from antique-work.brq.redhat.com (unknown [10.43.2.181]) by smtp.corp.redhat.com (Postfix) with ESMTP id 7EF91104C456 for ; Tue, 2 Oct 2018 08:45:22 +0000 (UTC) From: Pavel Hrdina To: libvir-list@redhat.com Date: Tue, 2 Oct 2018 10:44:23 +0200 Message-Id: <2cc1124b53aa4e88c31dcd3e2b29fdd157e8a741.1538469654.git.phrdina@redhat.com> In-Reply-To: References: In-Reply-To: References: X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-loop: libvir-list@redhat.com Subject: [libvirt] [PATCH 39/53] vircgroup: introduce virCgroupV2SupportsCpuBW 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 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.48]); Tue, 02 Oct 2018 08:45:53 +0000 (UTC) X-ZohoMail: RDMRC_0 RSF_0 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" Signed-off-by: Pavel Hrdina --- src/util/vircgroupv2.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/src/util/vircgroupv2.c b/src/util/vircgroupv2.c index d52e065685..61c881f7e2 100644 --- a/src/util/vircgroupv2.c +++ b/src/util/vircgroupv2.c @@ -1443,6 +1443,21 @@ virCgroupV2GetCpuCfsQuota(virCgroupPtr group, } =20 =20 +static bool +virCgroupV2SupportsCpuBW(virCgroupPtr cgroup) +{ + VIR_AUTOFREE(char *) path =3D NULL; + + if (virCgroupV2PathOfController(cgroup, VIR_CGROUP_CONTROLLER_CPU, + "cpu.max", &path) < 0) { + virResetLastError(); + return false; + } + + return virFileExists(path); +} + + virCgroupBackend virCgroupV2Backend =3D { .type =3D VIR_CGROUP_BACKEND_TYPE_V2, =20 @@ -1497,6 +1512,7 @@ virCgroupBackend virCgroupV2Backend =3D { .getCpuCfsPeriod =3D virCgroupV2GetCpuCfsPeriod, .setCpuCfsQuota =3D virCgroupV2SetCpuCfsQuota, .getCpuCfsQuota =3D virCgroupV2GetCpuCfsQuota, + .supportsCpuBW =3D virCgroupV2SupportsCpuBW, }; =20 =20 --=20 2.17.1 -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list