From xen-devel-bounces@lists.xen.org Tue Sep 23 17:06:46 2014 Received: (at maildrop) by bugs.xenproject.org; 23 Sep 2014 16:06:46 +0000 Received: from lists.xen.org ([50.57.142.19]) by bugs.xenproject.org with esmtp (Exim 4.80) (envelope-from ) id 1XWSc2-0000B3-Go for xen-devel-maildrop-Eithu9ie@bugs.xenproject.org; Tue, 23 Sep 2014 17:06:46 +0100 Received: from localhost ([127.0.0.1] helo=lists.xen.org) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1XWST5-0000Bm-P7; Tue, 23 Sep 2014 15:57:31 +0000 Received: from mail6.bemta14.messagelabs.com ([193.109.254.103]) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1XWST4-0000Bc-2G for xen-devel@lists.xen.org; Tue, 23 Sep 2014 15:57:30 +0000 Received: from [193.109.254.147:43469] by server-8.bemta-14.messagelabs.com id ED/01-01875-96891245; Tue, 23 Sep 2014 15:57:29 +0000 X-Env-Sender: ijc@hellion.org.uk X-Msg-Ref: server-11.tower-27.messagelabs.com!1411487848!9215281!1 X-Originating-IP: [212.110.190.137] X-SpamReason: No, hits=0.0 required=7.0 tests= X-StarScan-Received: X-StarScan-Version: 6.12.2; banners=-,-,- X-VirusChecked: Checked Received: (qmail 19835 invoked from network); 23 Sep 2014 15:57:28 -0000 Received: from benson.vm.bytemark.co.uk (HELO benson.vm.bytemark.co.uk) (212.110.190.137) by server-11.tower-27.messagelabs.com with AES256-SHA encrypted SMTP; 23 Sep 2014 15:57:28 -0000 Received: from [185.25.64.249] (helo=kazak.uk.xensource.com) by benson.vm.bytemark.co.uk with esmtpsa (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.72) (envelope-from ) id 1XWST1-0006pc-H1; Tue, 23 Sep 2014 16:57:27 +0100 Message-ID: <1411487846.1781.83.camel@kazak.uk.xensource.com> From: Ian Campbell To: David Vrabel Date: Tue, 23 Sep 2014 16:57:26 +0100 In-Reply-To: <54219539.3090108@citrix.com> References: <54217076.9030508@rcpt.to> <1411482601.1781.56.camel@kazak.uk.xensource.com> <54219539.3090108@citrix.com> X-Mailer: Evolution 3.12.2-1+b1 Mime-Version: 1.0 Cc: debian-kernel@lists.debian.org, xen-devel , Stefano Stabellini , James Bromberger Subject: Re: [Xen-devel] Debian Kernel: Xen-fb-frontend as a module? X-BeenThere: xen-devel@lists.xen.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org On Tue, 2014-09-23 at 16:43 +0100, David Vrabel wrote: > On 23/09/14 15:30, Ian Campbell wrote: > > create ! > > title it "30s delay loading xenfb driver on some systems" > > owner it Konrad Rzeszutek Wilk > > thanks > > > > Hi James, > > > > Some of the other Xen devs were discussing an issue which sounded > > awfully similar to this one, so I am copying the xen-devel list and > > creating a Xen bug to track the issue, please CC xen-devel (no need to > > subscribe but you may be moderated the first time), since the tracker > > slurps mails from the list. > > > > I'm not sure of the details of the other issue but it involved > > http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b1a3b1c8a8d963424c4699efa64dd8986b2f76d7 hopefully Konrad or one of the others will follow up. > > > > For xen-devel, the first two mails in this thread are > > https://lists.debian.org/debian-kernel/2014/09/msg00229.html and > > https://lists.debian.org/debian-kernel/2014/09/msg00233.html > > The wait stuff for xenbus devices looks like pre-dates distros handling > asynchronous devices with suitable initrds etc. Perhaps, but I think most distros still don't use rootwait by default so unless / turns up reasonably promptly (single digit seconds) the boot may fail. > I think we need a command line configurable white list of device types > to wait for. The default should be (to match what was done historically): > > PV: vbd, vif, pci, vfb, vkbd. > HVM: vbd, vif. > > I also think it should be possible to default (via a config option) to > an empty white list. Irrespective of the above this seems like a reasonable enough idea to me. Ian. _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel