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t=1628171950; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:list-id:list-help: list-unsubscribe:list-subscribe:list-post; bh=0Ica831bnIHQKBbve0U3TUC702P2V/cO6Fzj7LibO0c=; b=EWtbs9IkOp6wU/39NVRlZWl9yVLqUxCTMO7ox0FuWdNT7S2lhUVf74zrZEXEGKIpgl/WHX oljsgBPWBgcbhvsqfIJ9lCoKxx96usYJ0rf4wOUzdo3h9dkWQE01dgJ43b8FmonNuBt3CT LyvlxM/AYR6La8iLxXPF5PLJpFBAm4Q= X-MC-Unique: H3sCwP5HO6-kU_-GDs2NTA-1 From: Pavel Hrdina To: libvir-list@redhat.com Subject: [libvirt PATCH v2 4/5] conf: introduce support for Fibre Channel VMID Date: Thu, 5 Aug 2021 15:56:08 +0200 Message-Id: <7eb04c4b057381ef2c50a26e328fc80c0142d1b6.1628171661.git.phrdina@redhat.com> In-Reply-To: References: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-loop: libvir-list@redhat.com 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: , Sender: libvir-list-bounces@redhat.com Errors-To: libvir-list-bounces@redhat.com X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=libvir-list-bounces@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1628171953437100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: Pavel Hrdina --- docs/formatdomain.rst | 21 +++++++++++++++++++ docs/schemas/domaincommon.rng | 13 ++++++++++++ src/conf/domain_conf.c | 9 +++++++- src/conf/domain_conf.h | 1 + src/conf/domain_validate.c | 19 +++++++++++++++++ .../fibrechannel-vmid.xml | 21 +++++++++++++++++++ tests/genericxml2xmltest.c | 2 ++ 7 files changed, 85 insertions(+), 1 deletion(-) create mode 100644 tests/genericxml2xmlindata/fibrechannel-vmid.xml diff --git a/docs/formatdomain.rst b/docs/formatdomain.rst index 61ccd8895a..f9ea2de59c 100644 --- a/docs/formatdomain.rst +++ b/docs/formatdomain.rst @@ -1221,6 +1221,27 @@ Resource partitions are currently supported by the Q= EMU and LXC drivers, which map partition paths to cgroups directories, in all mounted controllers. :since:`Since 1.0.5` =20 +Fibre Channel VMID +------------------- + +The FC SAN can provide various QOS levels, access control depending on the +VMID. Also it can collect telemetry data at per-VM level which can be used +to enhance the IO performance of the VM. This can be configured by using +the ``vmid`` attribute of ``fibrechannel`` element. The attribute contains +single string (max 128 bytes). + +:: + + ... + + + + ... + +Using this feature requires Fibre Channel capable HW, kernel compiled with +option ``CONFIG_BLK_CGROUP_FC_APPID`` and ``nvme_fc`` kernel module loaded. +:since:`Since 7.7.0` + :anchor:`` =20 CPU model and topology diff --git a/docs/schemas/domaincommon.rng b/docs/schemas/domaincommon.rng index 9b669d9de5..1087269fc7 100644 --- a/docs/schemas/domaincommon.rng +++ b/docs/schemas/domaincommon.rng @@ -576,6 +576,16 @@ =20 + + + + + .{1,128} + + + + +