From nobody Sun Feb 8 08:43:03 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=pass(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1561124363; cv=none; d=zoho.com; s=zohoarc; b=ftsn94EUH801Hg0Dg79v0Wqd8fFAJ7/JzuVEPy628jNga8OUpfGIfV8W/wR72HcoxP+20D6yicAO1aSucgyR09W7/jd2ohUBoc55O5F3mBaexS+c3ySyqK9gPXl4nkuc07HBdN6TrXysvEqqfucQc2WEexo2O6xk7xuzjDgE/aw= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1561124363; h=Content-Type:Content-Transfer-Encoding:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To:ARC-Authentication-Results; bh=qaeAW/BXV317/ij/FBdFI/0QBkOeurgRHd2ILpY41Lo=; b=B080/4qW2MC/iv3FLFQKeZRTdH5GwqCCcQV6OtboeWqHCCPwCbF2btsJxQKqlXiFBOVeZ/28OMD81mqAjyY5rd2fsTYdE9usXx80q7W2kEiaPAVZeRLirofS41zAgTfDOd3KN8wHmpvVg+r3+NLKY4KisbHQz8f0csmaAq5wevw= ARC-Authentication-Results: i=1; mx.zoho.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 header.from= (p=none dis=none) header.from= Return-Path: Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by mx.zohomail.com with SMTPS id 1561124363117132.91412419319784; Fri, 21 Jun 2019 06:39:23 -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 93FC4C057F3C; Fri, 21 Jun 2019 13:39:18 +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 320835C2E4; Fri, 21 Jun 2019 13:39:15 +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 B32A01806B1C; Fri, 21 Jun 2019 13:39:12 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id x5LDWqJ3019555 for ; Fri, 21 Jun 2019 09:32:52 -0400 Received: by smtp.corp.redhat.com (Postfix) id EB0BB5D9E5; Fri, 21 Jun 2019 13:32:52 +0000 (UTC) Received: from antique-work.brq.redhat.com (unknown [10.43.2.63]) by smtp.corp.redhat.com (Postfix) with ESMTP id 76FB35D9D2 for ; Fri, 21 Jun 2019 13:32:52 +0000 (UTC) From: Pavel Hrdina To: libvir-list@redhat.com Date: Fri, 21 Jun 2019 15:32:44 +0200 Message-Id: <85a88f0dec8d06fa738a8550e09b494cabb0b7b4.1561123744.git.phrdina@redhat.com> In-Reply-To: References: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-loop: libvir-list@redhat.com Subject: [libvirt] [PATCH v2 4/6] util: vircgroupv2: enable CPU controller only if it's available 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: , Content-Type: text/plain; charset="utf-8" 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 [10.5.110.32]); Fri, 21 Jun 2019 13:39:22 +0000 (UTC) It might happen that we are not able to enable CPU controller so we can enable it for thread sub-cgroups only if it's available in parent cgroup. Signed-off-by: Pavel Hrdina Reviewed-by: J=C3=A1n Tomko --- src/util/vircgroupv2.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/util/vircgroupv2.c b/src/util/vircgroupv2.c index 6bcbb7e1a0..3f4548b532 100644 --- a/src/util/vircgroupv2.c +++ b/src/util/vircgroupv2.c @@ -404,7 +404,8 @@ virCgroupV2MakeGroup(virCgroupPtr parent ATTRIBUTE_UNUS= ED, return -1; } =20 - if (virCgroupV2EnableController(parent, + if (virCgroupV2HasController(parent, VIR_CGROUP_CONTROLLER_CPU= ) && + virCgroupV2EnableController(parent, VIR_CGROUP_CONTROLLER_CPU) < 0= ) { return -1; } --=20 2.21.0 -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list