From nobody Sun Oct 19 09:04:17 2025 Delivered-To: importer@patchew.org Received-SPF: none (zohomail.com: 8.43.85.245 is neither permitted nor denied by domain of lists.libvirt.org) client-ip=8.43.85.245; envelope-from=devel-bounces@lists.libvirt.org; helo=lists.libvirt.org; Authentication-Results: mx.zohomail.com; spf=none (zohomail.com: 8.43.85.245 is neither permitted nor denied by domain of lists.libvirt.org) smtp.mailfrom=devel-bounces@lists.libvirt.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.libvirt.org (lists.libvirt.org [8.43.85.245]) by mx.zohomail.com with SMTPS id 1707820955385253.1082065414945; Tue, 13 Feb 2024 02:42:35 -0800 (PST) Received: by lists.libvirt.org (Postfix, from userid 996) id 4F7B21A16; Tue, 13 Feb 2024 05:42:34 -0500 (EST) Received: from lists.libvirt.org.85.43.8.in-addr.arpa (localhost [IPv6:::1]) by lists.libvirt.org (Postfix) with ESMTP id 0F8291AE1; Tue, 13 Feb 2024 05:39:43 -0500 (EST) Received: by lists.libvirt.org (Postfix, from userid 996) id 8044E1A03; Tue, 13 Feb 2024 05:39:34 -0500 (EST) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.libvirt.org (Postfix) with ESMTPS id D5A3A18D2 for ; Tue, 13 Feb 2024 05:39:33 -0500 (EST) Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-640-UNLB7SuaNpq60WQO8JKK-g-1; Tue, 13 Feb 2024 05:39:31 -0500 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.rdu2.redhat.com [10.11.54.8]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id B036A83B7E8 for ; Tue, 13 Feb 2024 10:39:31 +0000 (UTC) Received: from orkuz (unknown [10.43.3.115]) by smtp.corp.redhat.com (Postfix) with ESMTP id 74533C185C1 for ; Tue, 13 Feb 2024 10:39:31 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on lists.libvirt.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H4, RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.4 X-MC-Unique: UNLB7SuaNpq60WQO8JKK-g-1 From: Jiri Denemark To: devel@lists.libvirt.org Subject: [libvirt PATCH v2 2/3] build: Add userfaultfd_sysctl build option Date: Tue, 13 Feb 2024 11:39:26 +0100 Message-ID: <3eb438b88971f48a3231c910e77d6f05c34e6ba1.1707820732.git.jdenemar@redhat.com> In-Reply-To: References: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.8 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Message-ID-Hash: XPT2ZCUXDB2PV3TQIROMSC3KAPMR54BZ X-Message-ID-Hash: XPT2ZCUXDB2PV3TQIROMSC3KAPMR54BZ X-MailFrom: jdenemar@redhat.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-config-1; header-match-config-2; header-match-config-3; header-match-devel.lists.libvirt.org-0; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; suspicious-header X-Mailman-Version: 3.2.2 Precedence: list List-Id: Development discussions about the libvirt library & tools Archived-At: List-Archive: List-Help: List-Post: List-Subscribe: List-Unsubscribe: Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-ZM-MESSAGEID: 1707820957511100001 This option controls whether the sysctl config for enabling unprivileged userfaultfd will be installed. Signed-off-by: Jiri Denemark --- meson.build | 8 ++++++++ meson_options.txt | 1 + src/qemu/meson.build | 2 +- 3 files changed, 10 insertions(+), 1 deletion(-) diff --git a/meson.build b/meson.build index e1c70fce92..dbd9cad6df 100644 --- a/meson.build +++ b/meson.build @@ -2019,6 +2019,12 @@ elif get_option('sysctl_config').enabled() error('sysctl configuration is supported only on linux') endif =20 +if not get_option('userfaultfd_sysctl').disabled() and conf.has('WITH_SYSC= TL') + conf.set('WITH_USERFAULTFD_SYSCTL', 1) +elif get_option('userfaultfd_sysctl').enabled() + error('userfaultfd_sysctl option requires sysctl_config to be enabled') +endif + conf.set_quoted('TLS_PRIORITY', get_option('tls_priority')) =20 =20 @@ -2318,6 +2324,8 @@ misc_summary =3D { 'virt-login-shell': conf.has('WITH_LOGIN_SHELL'), 'virt-host-validate': conf.has('WITH_HOST_VALIDATE'), 'TLS priority': conf.get_unquoted('TLS_PRIORITY'), + 'sysctl config': conf.has('WITH_SYSCTL'), + 'userfaultfd sysctl': conf.has('WITH_USERFAULTFD_SYSCTL'), } summary(misc_summary, section: 'Miscellaneous', bool_yn: true, list_sep: '= ') =20 diff --git a/meson_options.txt b/meson_options.txt index 182e28b3d1..ed91d97abf 100644 --- a/meson_options.txt +++ b/meson_options.txt @@ -108,4 +108,5 @@ option('nbdkit', type: 'feature', value: 'auto', descri= ption: 'Build nbdkit stor option('nbdkit_config_default', type: 'feature', value: 'auto', descriptio= n: 'Whether to use nbdkit storage backend for network disks by default (con= figurable)') option('pm_utils', type: 'feature', value: 'auto', description: 'use pm-ut= ils for power management') option('sysctl_config', type: 'feature', value: 'auto', description: 'Whet= her to install sysctl configs') +option('userfaultfd_sysctl', type: 'feature', value: 'auto', description: = 'Whether to install sysctl config for enabling unprivileged userfaultfd') option('tls_priority', type: 'string', value: 'NORMAL', description: 'set = the default TLS session priority string') diff --git a/src/qemu/meson.build b/src/qemu/meson.build index 4c3e1dee78..faea656502 100644 --- a/src/qemu/meson.build +++ b/src/qemu/meson.build @@ -202,7 +202,7 @@ if conf.has('WITH_QEMU') 'in_file': files('virtqemud.init.in'), } =20 - if conf.has('WITH_SYSCTL') + if conf.has('WITH_USERFAULTFD_SYSCTL') install_data( 'postcopy-migration.sysctl', install_dir: prefix / 'lib' / 'sysctl.d', --=20 2.43.0 _______________________________________________ Devel mailing list -- devel@lists.libvirt.org To unsubscribe send an email to devel-leave@lists.libvirt.org