Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932938AbdC2UVN (ORCPT ); Wed, 29 Mar 2017 16:21:13 -0400 Received: from mail.skyhub.de ([5.9.137.197]:50502 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932785AbdC2UUh (ORCPT ); Wed, 29 Mar 2017 16:20:37 -0400 Date: Wed, 29 Mar 2017 22:20:27 +0200 From: Borislav Petkov To: Andy Lutomirski Cc: x86@kernel.org, linux-kernel@vger.kernel.org, Boris Ostrovsky , Juergen Gross , Thomas Garnier Subject: Re: [PATCH v2 1/2] x86/boot/32: Delete cpuinfo_x86::wp_works_ok Message-ID: <20170329202026.4t5va6plsepdefpf@pd.tnic> References: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 713 Lines: 19 On Wed, Mar 29, 2017 at 09:48:41AM -0700, Andy Lutomirski wrote: > Linux refuses to boot if WP doesn't work okay, so tracking whether > it works serves no purpose. The only use I can see at all for wp_works_ok > is that it lets Xen bypass test_wp_bit(). If this is truly needed, > it could be more cleanly handled using X86_FEATURE_XENPV, but it > looks like Xen can handle test_wp_bit() correctly without special > cases at all. > > Signed-off-by: Andy Lutomirski https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=6415813bae75feba10b8ca3ed6634a72c2a4d313 What's up? -- Regards/Gruss, Boris. Good mailing practices for 400: avoid top-posting and trim the reply.