From patchwork Tue Nov 24 08:01:52 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Durrant X-Patchwork-Id: 11927417 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5E8EEC2D0E4 for ; Tue, 24 Nov 2020 08:31:08 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id DD37A20708 for ; Tue, 24 Nov 2020 08:31:07 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=xen.org header.i=@xen.org header.b="7NDHtfpg" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DD37A20708 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=xen.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from list by lists.xenproject.org with outflank-mailman.35508.67108 (Exim 4.92) (envelope-from ) id 1khTip-0003TT-Pn; Tue, 24 Nov 2020 08:30:47 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 35508.67108; Tue, 24 Nov 2020 08:30:47 +0000 X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1khTip-0003T8-EL; Tue, 24 Nov 2020 08:30:47 +0000 Received: by outflank-mailman (input) for mailman id 35508; Tue, 24 Nov 2020 08:30:45 +0000 Received: from mail.xenproject.org ([104.130.215.37]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1khTin-0003Pb-0A for xen-devel@lists.xenproject.org; Tue, 24 Nov 2020 08:30:45 +0000 Received: from xenbits.xenproject.org ([104.239.192.120]) by mail.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1khTim-0006aj-78; Tue, 24 Nov 2020 08:30:44 +0000 Received: from ec2-54-145-241-208.compute-1.amazonaws.com ([54.145.241.208] helo=ip-10-0-29-170.ec2.internal) by xenbits.xenproject.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.92) (envelope-from ) id 1khTH4-0001hp-1v; Tue, 24 Nov 2020 08:02:06 +0000 Received: from mail.xenproject.org ([104.130.215.37]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1khTin-0003Pb-0A for xen-devel@lists.xenproject.org; Tue, 24 Nov 2020 08:30:45 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=xen.org; s=20200302mail; h=References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From; bh=YcXfMQGt7JCycdtTvU5ue8RUHb6lcyzpJs/F2AZGOVM=; b=7NDHtfpgZ7fuS/b+NLuUedYji bwI3tVhp17dlzApBmJMmVeJZvXRfCDlbbf6Nb2CrstVUJFQcXaUA7jTXPtQHL4JQ6aF1tgC22n7zS qWlrRuyuZX1IC5/v9OuHs2o51nUfUowqPksQ1Rd6UViYjoq/4bmcHiXZ90JjqZMCENaYM=; Received: from xenbits.xenproject.org ([104.239.192.120]) by mail.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1khTim-0006aj-78; Tue, 24 Nov 2020 08:30:44 +0000 Received: from ec2-54-145-241-208.compute-1.amazonaws.com ([54.145.241.208] helo=ip-10-0-29-170.ec2.internal) by xenbits.xenproject.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.92) (envelope-from ) id 1khTH4-0001hp-1v; Tue, 24 Nov 2020 08:02:06 +0000 From: Paul Durrant To: xen-devel@lists.xenproject.org Cc: Paul Durrant , Ian Jackson , Wei Liu Subject: [PATCH v4 16/23] docs/man: fix xl(1) documentation for 'pci' operations Date: Tue, 24 Nov 2020 08:01:52 +0000 Message-Id: <20201124080159.11912-17-paul@xen.org> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20201124080159.11912-1-paul@xen.org> References: <20201124080159.11912-1-paul@xen.org> From: Paul Durrant Currently the documentation completely fails to mention the existence of PCI_SPEC_STRING. This patch tidies things up, specifically clarifying that 'pci-assignable-add/remove' take arguments where as 'pci-attach/detach' take arguments (which will be enforced in a subsequent patch). Signed-off-by: Paul Durrant --- Cc: Ian Jackson Cc: Wei Liu --- docs/man/xl.1.pod.in | 28 +++++++++++++++++----------- 1 file changed, 17 insertions(+), 11 deletions(-) diff --git a/docs/man/xl.1.pod.in b/docs/man/xl.1.pod.in index f92bacfa72..c5fbce3b5c 100644 --- a/docs/man/xl.1.pod.in +++ b/docs/man/xl.1.pod.in @@ -1597,14 +1597,18 @@ List virtual network interfaces for a domain. =item B -List all the assignable PCI devices. +List all the B of assignable PCI devices. See +L for more information. + These are devices in the system which are configured to be available for passthrough and are bound to a suitable PCI backend driver in domain 0 rather than a real driver. =item B I -Make the device at PCI Bus/Device/Function BDF assignable to guests. +Make the device at B assignable to guests. See +L for more information. + This will bind the device to the pciback driver and assign it to the "quarantine domain". If it is already bound to a driver, it will first be unbound, and the original driver stored so that it can be @@ -1620,8 +1624,10 @@ being used. =item B [I<-r>] I -Make the device at PCI Bus/Device/Function BDF not assignable to -guests. This will at least unbind the device from pciback, and +Make the device at B not assignable to guests. See +L for more information. + +This will at least unbind the device from pciback, and re-assign it from the "quarantine domain" back to domain 0. If the -r option is specified, it will also attempt to re-bind the device to its original driver, making it usable by Domain 0 again. If the device is @@ -1637,15 +1643,15 @@ As always, this should only be done if you trust the guest, or are confident that the particular device you're re-assigning to dom0 will cancel all in-flight DMA on FLR. -=item B I I +=item B I I -Hot-plug a new pass-through pci device to the specified domain. -B is the PCI Bus/Device/Function of the physical device to pass-through. +Hot-plug a new pass-through pci device to the specified domain. See +L for more information. -=item B [I] I I +=item B [I] I I -Hot-unplug a previously assigned pci device from a domain. B is the PCI -Bus/Device/Function of the physical device to be removed from the guest domain. +Hot-unplug a pci device that was previously passed through to a domain. See +L for more information. B @@ -1660,7 +1666,7 @@ even without guest domain's collaboration. =item B I -List pass-through pci devices for a domain. +List the B of pci devices passed through to a domain. =back