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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Thu, 16 Apr 2020 16:55:57 +0100 Received: from d06av22.portsmouth.uk.ibm.com (d06av22.portsmouth.uk.ibm.com [9.149.105.58]) by b06cxnps3075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 03GFuOLC61341906 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 16 Apr 2020 15:56:24 GMT Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id C0BE54C044; Thu, 16 Apr 2020 15:56:24 +0000 (GMT) Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 9C06D4C04E; Thu, 16 Apr 2020 15:56:24 +0000 (GMT) Received: from localhost.localdomain (unknown [9.145.60.124]) by d06av22.portsmouth.uk.ibm.com (Postfix) with ESMTP; Thu, 16 Apr 2020 15:56:24 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1587052625; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc: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=fM2e4vbStc34Jg0G4KZAQfss4DdFBrM6s5nFFwuajow=; b=jUsd3lv6kyzNTjsABAGcOzx0oTAs3OKDChAXtp0jlK+mCw8jedkM6Ibe9KDlh6xAOsdGlq R8a0hcAnxyD5A9A5FwJKr/+cDmWcHs4v7gC1Hf9/DMcEKDWBg7tBz/z7bM5aSLxyhKrdSh BFwZkOnJh1BjwiFVYCuxDcs2j8XZc5k= X-MC-Unique: YUN5QpQ0NxmBIVYpGLmHlA-1 X-MC-Unique: EPbqcir9O1-qH4zR4k9dqg-1 From: Boris Fiuczynski To: libvir-list@redhat.com Subject: [PATCH 1/2] docs: Update introduction in pci-addresses.rst Date: Thu, 16 Apr 2020 17:56:17 +0200 In-Reply-To: <20200416155618.8512-1-fiuczy@linux.ibm.com> References: <20200416155618.8512-1-fiuczy@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 x-cbid: 20041615-0008-0000-0000-00000371D618 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 20041615-0009-0000-0000-00004A938E91 Message-Id: <20200416155618.8512-2-fiuczy@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138, 18.0.676 definitions=2020-04-16_06:2020-04-14, 2020-04-16 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 clxscore=1015 mlxscore=0 lowpriorityscore=0 malwarescore=0 impostorscore=0 bulkscore=0 spamscore=0 phishscore=0 suspectscore=1 mlxlogscore=999 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2004160112 X-Scanned-By: MIMEDefang 2.79 on 10.11.54.5 X-MIME-Autoconverted: from quoted-printable to 8bit by lists01.pubmisc.prod.ext.phx2.redhat.com id 03GFuaOG010424 X-loop: libvir-list@redhat.com Cc: cohuck@redhat.com, abologna@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 10.5.11.11 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @redhat.com) Content-Type: text/plain; charset="utf-8" Changing the introduction to bring the idea of this document better across. Signed-off-by: Andrea Bolognani Reviewed-by: Boris Fiuczynski Reviewed-by: Cornelia Huck --- docs/pci-addresses.rst | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/docs/pci-addresses.rst b/docs/pci-addresses.rst index 1d2dc8e5fc..7c8e9edd73 100644 --- a/docs/pci-addresses.rst +++ b/docs/pci-addresses.rst @@ -4,9 +4,12 @@ PCI addresses in domain XML and guest OS =20 .. contents:: =20 -When discussing PCI addresses, it's important to understand the -relationship between the addresses that can be seen in the domain XML -and those that are visible inside the guest OS. +Looking at the configuration for a guest, it would be reasonable +to expect that each PCI device would show up in the guest OS with +a PCI address that matches the one present in the corresponding +``
`` element of the domain XML, but that's not guaranteed +to happen and will in fact not be the case in all but the simplest +scenarios. =20 =20 Simple cases --=20 2.25.1 From nobody Fri May 3 02:44:54 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of redhat.com designates 205.139.110.120 as permitted sender) client-ip=205.139.110.120; envelope-from=libvir-list-bounces@redhat.com; helo=us-smtp-1.mimecast.com; Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of redhat.com designates 205.139.110.120 as permitted sender) smtp.mailfrom=libvir-list-bounces@redhat.com; dmarc=fail(p=none dis=none) header.from=linux.ibm.com ARC-Seal: i=1; a=rsa-sha256; t=1587052613; cv=none; d=zohomail.com; s=zohoarc; b=XQjqbgbzxXqE03cHDy+Uk72wufbK+6Bp2HOc5UD0b0+xYlLNNPoyCBioU5KhnS8b2QDU4n3QTkv0SzWK+5vBmcqPI8bvrtevAvTl65x20RnKroiRz5Wf5RVPLu/+Lgt0+hriFoM0CBQYjCpjgnyJmgcJAClCqUKOM6+v+E3/QTI= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1587052613; h=Content-Type:Content-Transfer-Encoding:Cc: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; bh=mlkj7zD9NSRa4VFwMxCy7/wnLbG7o0+5LVdyYOla7Ps=; b=fr0sbbxIRNPzdL5rN5f3kynVXFw1pIXCGh9RkwG0YuC5X8aHaJcyV+f7xesLO07mp1wvIp5itDzx40ociBc4I2qmAnr2HKp1xSGJDTeQOWfIqa/t3uVk7E6kjRv64z09bAI9j2asCJDZ05sgNKAYjvPDLOua5Ul0cCCxLaTn9vQ= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of redhat.com designates 205.139.110.120 as permitted sender) smtp.mailfrom=libvir-list-bounces@redhat.com; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from us-smtp-1.mimecast.com (us-smtp-delivery-1.mimecast.com [205.139.110.120]) by mx.zohomail.com with SMTPS id 1587052613359136.57872169981283; Thu, 16 Apr 2020 08:56:53 -0700 (PDT) Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-146-1vJ3CCzONQC1jXlALQVXPg-1; Thu, 16 Apr 2020 11:56:49 -0400 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id A0C3E192D786; Thu, 16 Apr 2020 15:56:41 +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 806EB5C1C5; Thu, 16 Apr 2020 15:56:40 +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 D7EA793382; Thu, 16 Apr 2020 15:56:36 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.rdu2.redhat.com [10.11.54.3]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id 03GFuZjB010417 for ; Thu, 16 Apr 2020 11:56:35 -0400 Received: by smtp.corp.redhat.com (Postfix) id 737711005E3C; Thu, 16 Apr 2020 15:56:35 +0000 (UTC) Received: from mimecast-mx02.redhat.com (mimecast01.extmail.prod.ext.rdu2.redhat.com [10.11.55.17]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 6ECD91005E41 for ; Thu, 16 Apr 2020 15:56:32 +0000 (UTC) Received: from us-smtp-1.mimecast.com (us-smtp-delivery-1.mimecast.com [207.211.31.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id AAD59867B07 for ; Thu, 16 Apr 2020 15:56:32 +0000 (UTC) Received: from mx0a-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-259-xexklcjCNnqOO58KjSE-Xg-1; Thu, 16 Apr 2020 11:56:30 -0400 Received: from pps.filterd (m0098417.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 03GFilDk074886 for ; Thu, 16 Apr 2020 11:56:29 -0400 Received: from e06smtp04.uk.ibm.com (e06smtp04.uk.ibm.com [195.75.94.100]) by mx0a-001b2d01.pphosted.com with ESMTP id 30er1udjkb-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Thu, 16 Apr 2020 11:56:29 -0400 Received: from localhost by e06smtp04.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Thu, 16 Apr 2020 16:55:47 +0100 Received: from d06av22.portsmouth.uk.ibm.com (d06av22.portsmouth.uk.ibm.com [9.149.105.58]) by b06cxnps4074.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 03GFuPL051773678 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 16 Apr 2020 15:56:25 GMT Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id F1D3B4C044; Thu, 16 Apr 2020 15:56:24 +0000 (GMT) Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id CD23E4C04A; Thu, 16 Apr 2020 15:56:24 +0000 (GMT) Received: from localhost.localdomain (unknown [9.145.60.124]) by d06av22.portsmouth.uk.ibm.com (Postfix) with ESMTP; Thu, 16 Apr 2020 15:56:24 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1587052611; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc: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=mlkj7zD9NSRa4VFwMxCy7/wnLbG7o0+5LVdyYOla7Ps=; b=FlbZLFrrWLD8n9O/R/xu2tqWhSmejBGxRlyTbFzapyzz6CwgR10bajYZD6746XDNgP0tEv Ewp4C7hnAl+TcJe/aQhh46l4VRIKZ804kTDbxU0bMsJKE8vmRYoeTPVq0xd6LcmAk47yLD cTqgnPO6ff6CB07N5TVAn+bYJXrkdXo= X-MC-Unique: 1vJ3CCzONQC1jXlALQVXPg-1 X-MC-Unique: xexklcjCNnqOO58KjSE-Xg-1 From: Boris Fiuczynski To: libvir-list@redhat.com Subject: [PATCH 2/2] docs: Improve zPCI section in pci-addresses.rst Date: Thu, 16 Apr 2020 17:56:18 +0200 In-Reply-To: <20200416155618.8512-1-fiuczy@linux.ibm.com> References: <20200416155618.8512-1-fiuczy@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 x-cbid: 20041615-0016-0000-0000-00000305AF57 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 20041615-0017-0000-0000-00003369B453 Message-Id: <20200416155618.8512-3-fiuczy@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138, 18.0.676 definitions=2020-04-16_06:2020-04-14, 2020-04-16 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 phishscore=0 suspectscore=1 spamscore=0 mlxlogscore=999 impostorscore=0 adultscore=0 bulkscore=0 priorityscore=1501 lowpriorityscore=0 mlxscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2004160109 X-Scanned-By: MIMEDefang 2.78 on 10.11.54.3 X-MIME-Autoconverted: from quoted-printable to 8bit by lists01.pubmisc.prod.ext.phx2.redhat.com id 03GFuZjB010417 X-loop: libvir-list@redhat.com Cc: cohuck@redhat.com, abologna@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 10.5.11.16 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @redhat.com) Content-Type: text/plain; charset="utf-8" Improving the zPCI example by choosing more distinct values and adding explanation for fid. Signed-off-by: Boris Fiuczynski --- docs/pci-addresses.rst | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) diff --git a/docs/pci-addresses.rst b/docs/pci-addresses.rst index 7c8e9edd73..4492389da5 100644 --- a/docs/pci-addresses.rst +++ b/docs/pci-addresses.rst @@ -176,14 +176,14 @@ In the simplest case, the following XML snippet
- +
- +
=20 @@ -191,21 +191,22 @@ will result in the following in a Linux guest: =20 :: =20 - 0001:00:00.0 Ethernet controller: Red Hat, Inc. Virtio network device + 0007:00:00.0 Ethernet controller: Red Hat, Inc. Virtio network device =20 Note that the PCI bridge is not visible in the guest; s390x always has a f= lat -topology. +topology. Also ``fid`` does not define slot or function of the PCI address. =20 Neither are any changes in the PCI address visible in the guest; replacing the PCI address for the ``virtio-net`` device with =20 :: =20 -
+
=20 will result in the exactly same view in the guest, as the addresses there -are generated from the information provided via the ``zpci`` element (in -fact, from the ``uid``). +are generated from the information provided via the ``zpci`` element: +the ``uid`` is used as PCI domain, and the ``fid`` is used as the PCI devi= ces +slot in the sysfs. =20 =20 Device assignment --=20 2.25.1