From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752175Ab3LQBAu (ORCPT ); Mon, 16 Dec 2013 20:00:50 -0500 Received: from mail-ie0-f178.google.com ([209.85.223.178]:48261 "EHLO mail-ie0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751019Ab3LQBAs (ORCPT ); Mon, 16 Dec 2013 20:00:48 -0500 MIME-Version: 1.0 In-Reply-To: <1387206250-13963-1-git-send-email-konrad.wilk@oracle.com> References: <1387206250-13963-1-git-send-email-konrad.wilk@oracle.com> From: Bjorn Helgaas Date: Mon, 16 Dec 2013 18:00:25 -0700 Message-ID: Subject: Re: [PATCH v3] if xen_platform_pci=0 is set don't blow up. To: Konrad Rzeszutek Wilk Cc: Jens Axboe , Stefano Stabellini , ian.campbell@citrix.com, xen-devel@lists.xenproject.org, "linux-kernel@vger.kernel.org" , boris.ostrovsky@oracle.com, David Vrabel , leosilva@linux.vnet.ibm.com, ashley@ashleylai.com, =?UTF-8?Q?Peter_H=C3=BCwe?= , mail@srajiv.net, tpmdd@selhorst.net, Dmitry Torokhov , plagnioj@jcrosoft.com, tomi.valkeinen@ti.com, tpmdd-devel@lists.sourceforge.net, "linux-input@vger.kernel.org" , netdev , "linux-pci@vger.kernel.org" , linux-fbdev@vger.kernel.org Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Dec 16, 2013 at 8:04 AM, Konrad Rzeszutek Wilk wrote: > The first patch: > [PATCH v3 1/2] xen/pvhvm: If xen_platform_pci=0 is set don't blow up > > I would like to commit to stable as it is fixing an eggregious bug - > where we blow up if the guest config has: "xen_platform_pci=0" setup. > This bug has been in existence for years and it is time to stamp it out. > > The second patch is a cleanup - not a stable candidate. > > It touches all of the Xen frontend drivers and adds the logic of: > "if user disabled us, don't init" - with variations. As you can > specify exactly which ones you want to init and which ones > not (Linux runtime parameter 'xen_emul_unplug'). But for the majority > of drivers - it is just an on/off switch. > > Since it touches a lot of maintainers I figured I would send it > to Linus on Wednesday or Thursday. > > Thank you! > > arch/x86/xen/platform-pci-unplug.c | 79 ++++++++++++++++++++++++++++-- > drivers/block/xen-blkfront.c | 4 +- > drivers/char/tpm/xen-tpmfront.c | 4 ++ > drivers/input/misc/xen-kbdfront.c | 4 ++ > drivers/net/xen-netfront.c | 2 +- > drivers/pci/xen-pcifront.c | 4 ++ > drivers/video/xen-fbfront.c | 4 ++ > drivers/xen/xenbus/xenbus_probe_frontend.c | 2 +- > include/xen/platform_pci.h | 25 +++++++++- > 9 files changed, 119 insertions(+), 9 deletions(-) If you want it: Acked-by: Bjorn Helgaas for the PCI parts. > > Konrad Rzeszutek Wilk (2): > xen/pvhvm: If xen_platform_pci=0 is set don't blow up (v3). > xen/pvhvm: Remove the xen_platform_pci int. >