From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755989Ab3BYL5W (ORCPT ); Mon, 25 Feb 2013 06:57:22 -0500 Received: from smtp.citrix.com ([66.165.176.89]:10533 "EHLO SMTP.CITRIX.COM" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754515Ab3BYL5V (ORCPT ); Mon, 25 Feb 2013 06:57:21 -0500 X-IronPort-AV: E=Sophos;i="4.84,735,1355097600"; d="scan'208";a="9349814" Date: Mon, 25 Feb 2013 11:57:17 +0000 From: Stefano Stabellini X-X-Sender: sstabellini@kaball.uk.xensource.com To: Ian Campbell CC: Stefano Stabellini , Konrad Rzeszutek Wilk , Jeremy Fitzhardinge , "xen-devel@lists.xensource.com" , Kees Cook , Greg Kroah-Hartman , "x86@kernel.org" , LKML , "virtualization@lists.linux-foundation.org" , Ingo Molnar , "H. Peter Anvin" , Thomas Gleixner , Dongsheng Song Subject: Re: [Xen-devel] [PATCH] arch/x86/xen: remove depends on CONFIG_EXPERIMENTAL In-Reply-To: <1361784321.26546.162.camel@zakaz.uk.xensource.com> Message-ID: References: <20130223072959.GA4894@www.outflux.net> <20130223191104.GA12606@konrad-lan.dumpdata.com> <1361784321.26546.162.camel@zakaz.uk.xensource.com> User-Agent: Alpine 2.02 (DEB 1266 2009-07-14) MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 25 Feb 2013, Ian Campbell wrote: > On Sat, 2013-02-23 at 20:47 +0000, Stefano Stabellini wrote: > > On Sat, 23 Feb 2013, Konrad Rzeszutek Wilk wrote: > > > On Sat, Feb 23, 2013 at 09:03:20AM -0800, Kees Cook wrote: > > > > On Sat, Feb 23, 2013 at 3:59 AM, Dongsheng Song > > > > wrote: > > > > > On Sat, Feb 23, 2013 at 3:29 PM, Kees Cook wrote: > > > > >> > > > > >> The CONFIG_EXPERIMENTAL config item has not carried much meaning for a > > > > >> while now and is almost always enabled by default. As agreed during the > > > > >> Linux kernel summit, remove it from any "depends on" lines in Kconfigs. > > > > >> > > > > >> Signed-off-by: Kees Cook > > > > >> Cc: Stefano Stabellini > > > > >> Cc: Mukesh Rathor > > > > >> Cc: Konrad Rzeszutek Wilk > > > > >> --- > > > > >> arch/x86/xen/Kconfig | 2 +- > > > > >> 1 file changed, 1 insertion(+), 1 deletion(-) > > > > >> > > > > >> diff --git a/arch/x86/xen/Kconfig b/arch/x86/xen/Kconfig > > > > >> index 93ff4e1..8cada4c 100644 > > > > >> --- a/arch/x86/xen/Kconfig > > > > >> +++ b/arch/x86/xen/Kconfig > > > > >> @@ -53,7 +53,7 @@ config XEN_DEBUG_FS > > > > >> > > > > >> config XEN_X86_PVH > > > > >> bool "Support for running as a PVH guest (EXPERIMENTAL)" > > > > > > > > > > Why not remove this 'EXPERIMENTAL' too ? > > > > > > > > It was unclear to me if the feature was actually considered unstable. > > > > I can resend with the text removed from the title too, if that's the > > > > correct action here? > > > > > > It certainly is unstable right now (which is why it was unstaged from > > > the v3.9 train). I hope that by v3.10 it won't be - at which > > > point this patch (and the EXPERIMENTAL) makes sense. > > > > > > So could you respin it please with the text removed as well - and I will > > > queue it up in the branch that carries the PVH feature? > > > > We also have the same flag on Xen ARM, and the reason is that the ABI is > > not stable yet. As soon as it is (I think soon now), I'll send a patch > > to remove EXPERIMENTAL from there too. > > In the meantime if the depends EXPERIMENTAL is going away perhaps we > should explain the EXPERIMENTAL in the title: > > 8<---------------------------------------------------- > > From bc22bd0f7b20296c449a05d82be950922042bc92 Mon Sep 17 00:00:00 2001 > From: Ian Campbell > Date: Thu, 4 Oct 2012 09:12:51 +0100 > Subject: [PATCH] arm: xen: explain the EXPERIMENTAL dependency in the Kconfig help > > Signed-off-by: Ian Campbell > Cc: Russell King > Cc: linux-arm-kernel@lists.infradead.org Acked-by: Stefano Stabellini > arch/arm/Kconfig | 8 ++++++++ > 1 files changed, 8 insertions(+), 0 deletions(-) > > diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig > index 67874b8..ef14873 100644 > --- a/arch/arm/Kconfig > +++ b/arch/arm/Kconfig > @@ -1865,6 +1865,14 @@ config XEN > help > Say Y if you want to run Linux in a Virtual Machine on Xen on ARM. > > + > + This option is EXPERIMENTAL because the hypervisor > + interfaces which it uses are not yet considered stable > + therefore backwards and forwards compatibility is not yet > + guaranteed. > + > + If unsure, say N. > + > endmenu > > menu "Boot options" > -- > 1.7.2.5 > > > >