From owner-freebsd-xen@freebsd.org Sun May 13 17:29:24 2018 Return-Path: Delivered-To: freebsd-xen@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 85A22FC5B7C for ; Sun, 13 May 2018 17:29:24 +0000 (UTC) (envelope-from saper@saper.info) Received: from m.saper.info (m.saper.info [IPv6:2a01:4f8:a0:7383::]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "saper.info", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 187D7771F3; Sun, 13 May 2018 17:29:23 +0000 (UTC) (envelope-from saper@saper.info) Received: from m.saper.info (saper@localhost [127.0.0.1]) by m.saper.info (8.15.2/8.15.2) with ESMTPS id w4DHTKUu078205 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Sun, 13 May 2018 17:29:20 GMT (envelope-from saper@saper.info) Received: from localhost (saper@localhost) by m.saper.info (8.15.2/8.15.2/Submit) with ESMTP id w4DHTK50078202; Sun, 13 May 2018 17:29:20 GMT (envelope-from saper@saper.info) X-Authentication-Warning: m.saper.info: saper owned process doing -bs Date: Sun, 13 May 2018 17:29:19 +0000 From: Marcin Cieslak To: Kai Otto cc: freebsd-xen@freebsd.org, =?ISO-8859-15?Q?Roger_Pau_Monn=E9?= Subject: Re: Linux domU only works with xen_platform_pci=0 ? In-Reply-To: Message-ID: References: MIME-Version: 1.0 Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="1563967779-1269120528-1526232560=:44112" X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Discussion of the freebsd port to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 13 May 2018 17:29:24 -0000 --1563967779-1269120528-1526232560=:44112 Content-Type: text/plain; charset=US-ASCII On Sun, 13 May 2018, Kai Otto wrote: > Hello, > > Linux only detected the harddisk with xen_platform_pci=0. > > For Alpine Linux, with xen_platform_pci=1, I get the following messages > on the console: > > vbd vbd-5632: 19 xenbus_dev_probe on device/vbd/5632 > vbd vbd-5632: failed to write error node for device/vbd/5632 (19 > xenbus_dev_probe on device/vbd/5632) I have reported this here, too: https://lists.freebsd.org/pipermail/freebsd-xen/2017-August/003079.html I think it is needed for some newer Linux kernels only. I am successfully using Windows, Solaris and some other wierd HVM guests without this option successfully. xen_platform_pci=1 seems to confuse Linux 4.* line (2.6.32 boots fine). 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