From patchwork Mon Mar 4 20:49:12 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luis Henriques X-Patchwork-Id: 224807 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) by ozlabs.org (Postfix) with ESMTP id 378B62C0328 for ; Tue, 5 Mar 2013 07:49:28 +1100 (EST) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.76) (envelope-from ) id 1UCcK1-0005UY-Hv; Mon, 04 Mar 2013 20:49:21 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by huckleberry.canonical.com with esmtp (Exim 4.76) (envelope-from ) id 1UCcJw-0005Px-L1 for kernel-team@lists.ubuntu.com; Mon, 04 Mar 2013 20:49:16 +0000 Received: from [188.250.140.116] (helo=localhost) by youngberry.canonical.com with esmtpsa (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1UCcJu-0003ar-Tm; Mon, 04 Mar 2013 20:49:15 +0000 From: Luis Henriques To: Konrad Rzeszutek Wilk Subject: [ 3.5.y.z extended stable ] Patch "doc, xen: Mention 'earlyprintk=xen' in the documentation." has been added to staging queue Date: Mon, 4 Mar 2013 20:49:12 +0000 Message-Id: <1362430152-22502-1-git-send-email-luis.henriques@canonical.com> X-Mailer: git-send-email 1.8.1.2 X-Extended-Stable: 3.5 Cc: kernel-team@lists.ubuntu.com, "H. Peter Anvin" , "H. Peter Anvin" X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.14 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: kernel-team-bounces@lists.ubuntu.com This is a note to let you know that I have just added a patch titled doc, xen: Mention 'earlyprintk=xen' in the documentation. to the linux-3.5.y-queue branch of the 3.5.y.z extended stable tree which can be found at: http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.5.y-queue If you, or anyone else, feels it should not be added to this tree, please reply to this email. For more information about the 3.5.y.z tree, see https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable Thanks. -Luis ------ From d8c1ac937bb3a4add22604e180f958e41c687111 Mon Sep 17 00:00:00 2001 From: Konrad Rzeszutek Wilk Date: Mon, 25 Feb 2013 15:54:08 -0500 Subject: [PATCH] doc, xen: Mention 'earlyprintk=xen' in the documentation. commit 2482a92e7d17187301d7313cfe5021b13393a0b4 upstream. The earlyprintk for Xen PV guests utilizes a simple hypercall (console_io) to provide output to Xen emergency console. Note that the Xen hypervisor should be booted with 'loglevel=all' to output said information. Reported-by: H. Peter Anvin Signed-off-by: Konrad Rzeszutek Wilk Link: http://lkml.kernel.org/r/1361825650-14031-2-git-send-email-konrad.wilk@oracle.com Signed-off-by: H. Peter Anvin Signed-off-by: Luis Henriques --- Documentation/kernel-parameters.txt | 3 +++ 1 file changed, 3 insertions(+) -- 1.8.1.2 diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index a92c5eb..65f25d7 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -760,6 +760,7 @@ bytes respectively. Such letter suffixes can also be entirely omitted. earlyprintk= [X86,SH,BLACKFIN] earlyprintk=vga + earlyprintk=xen earlyprintk=serial[,ttySn[,baudrate]] earlyprintk=ttySn[,baudrate] earlyprintk=dbgp[debugController#] @@ -777,6 +778,8 @@ bytes respectively. Such letter suffixes can also be entirely omitted. The VGA output is eventually overwritten by the real console. + The xen output can only be used by Xen PV guests. + ekgdboc= [X86,KGDB] Allow early kernel console debugging ekgdboc=kbd