From nobody Sun Feb 8 18:44:52 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 Return-Path: Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by mx.zohomail.com with SMTPS id 1546438293210724.6703243785979; Wed, 2 Jan 2019 06:11:33 -0800 (PST) Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 588C18AE41; Wed, 2 Jan 2019 14:11:31 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.21]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 80A83105B200; Wed, 2 Jan 2019 14:11:30 +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 278AD3F606; Wed, 2 Jan 2019 14:11:30 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id x02E944T000943 for ; Wed, 2 Jan 2019 09:09:05 -0500 Received: by smtp.corp.redhat.com (Postfix) id ED697608DC; Wed, 2 Jan 2019 14:09:04 +0000 (UTC) Received: from antique-work.brq.redhat.com (unknown [10.43.2.181]) by smtp.corp.redhat.com (Postfix) with ESMTP id 722B3608D9 for ; Wed, 2 Jan 2019 14:09:04 +0000 (UTC) From: Pavel Hrdina To: libvir-list@redhat.com Date: Wed, 2 Jan 2019 15:08:43 +0100 Message-Id: <1b3668c95b2eb53b20eae7bddfab8675047d724b.1546437956.git.phrdina@redhat.com> In-Reply-To: References: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-loop: libvir-list@redhat.com Subject: [libvirt] [PATCH 11/19] vircgroup: introduce virCgroupV2DeviceGetKey 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-Transfer-Encoding: quoted-printable Sender: libvir-list-bounces@redhat.com Errors-To: libvir-list-bounces@redhat.com X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.25]); Wed, 02 Jan 2019 14:11:32 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Device rules are stored in BPF map that is a hash type, this function will create a key based on major and minor id of device. Signed-off-by: Pavel Hrdina --- src/util/vircgroupv2.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/src/util/vircgroupv2.c b/src/util/vircgroupv2.c index 30f8da22ac..198d2ea03e 100644 --- a/src/util/vircgroupv2.c +++ b/src/util/vircgroupv2.c @@ -1993,6 +1993,14 @@ virCgroupV2DeviceGetPerms(int perms, } =20 =20 +static __u64 +virCgroupV2DeviceGetKey(int major, + int minor) +{ + return (__u64)major << 32 | ((__u64)minor & 0x00000000ffffffff); +} + + virCgroupBackend virCgroupV2Backend =3D { .type =3D VIR_CGROUP_BACKEND_TYPE_V2, =20 --=20 2.20.1 -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list