From owner-freebsd-current@freebsd.org Thu Jul 30 14:24:15 2015 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id A3F779AF38A for ; Thu, 30 Jul 2015 14:24:15 +0000 (UTC) (envelope-from koobs.freebsd@gmail.com) Received: from mail-pd0-x229.google.com (mail-pd0-x229.google.com [IPv6:2607:f8b0:400e:c02::229]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 738B61E9F; Thu, 30 Jul 2015 14:24:15 +0000 (UTC) (envelope-from koobs.freebsd@gmail.com) Received: by pdbbh15 with SMTP id bh15so25256990pdb.1; Thu, 30 Jul 2015 07:24:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:reply-to:subject:references:to:cc:from:message-id:date :user-agent:mime-version:in-reply-to:content-type :content-transfer-encoding; bh=NmYvEw6mfxonL7C6101/dMookh08Pex/j04ctFxTghY=; b=FTxIJghylHfW6zPBEStTbwQj3YSPnKwiwJ8OKd5iXM34EfF377BoBfetTk6fCgQ3O8 vhaG4iQeWGhcksWtdBMPZJQzublBLHzAPrWDlaFBdrrGQXSSpVfn54Ho16GgRO+m/ZAk ISHOhpFzW+pqDR7flFT55jQF2z58MjQHI59g8GZzqVtzq/G+tiEyYSE4fOgk/A2fiqGx wfKpVGPY/2/0+y/0MPtfpwys+RTh+TL+c8BoLz5n0DWQht8wJhArj5MNbShgFtvEpgqN u4fb0Qz0Q03O9GY5NGEuBSX0mmdQcykshnP0iNkNAuqNCnVCb732G+/Wf5tv6xQn9xu9 ZLjA== X-Received: by 10.70.102.11 with SMTP id fk11mr106131770pdb.144.1438266254975; Thu, 30 Jul 2015 07:24:14 -0700 (PDT) Received: from ?IPv6:2001:44b8:31ae:7b01::7? (2001-44b8-31ae-7b01-0000-0000-0000-0007.static.ipv6.internode.on.net. [2001:44b8:31ae:7b01::7]) by smtp.gmail.com with ESMTPSA id s3sm2553814pdl.35.2015.07.30.07.24.12 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 30 Jul 2015 07:24:14 -0700 (PDT) Sender: Kubilay Kocak Reply-To: koobs@FreeBSD.org Subject: Re: About virtio-scsi and\or scsi. References: <55B94B43.8090100@ngtech.co.il> To: Bryan Venteicher , Eliezer Croitoru Cc: "freebsd-current@freebsd.org" , jmg@freebsd.org From: Kubilay Kocak Message-ID: <55BA3384.9010608@FreeBSD.org> Date: Fri, 31 Jul 2015 00:24:04 +1000 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 30 Jul 2015 14:24:15 -0000 On 31/07/2015 12:06 AM, Bryan Venteicher wrote: > On Wed, Jul 29, 2015 at 4:53 PM, Eliezer Croitoru > wrote: > >> I am testing couple VMs under kvm and from my tests it seems that there >> might not be support for hot-plug of virtio disks or virtio-scsi disks in >> freebsd? >> >> > > ​Hot plug of VirtIO block devices is not supported, but that is more > because of a lack PCI hot plug. ​Hot plugging of disks to an existing > VirtIO SCSI adapter is supported. I wonder if John-Marks (cc'd) recent work on PCIe Hot-Plug [1] is at all relevant to this: [1] https://www.freebsd.org/news/status/report-2015-04-2015-06.html#Adding-PCIe-Hot-plug-Support ./koobs