Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754652AbdFWJek (ORCPT ); Fri, 23 Jun 2017 05:34:40 -0400 Received: from mail.skyhub.de ([5.9.137.197]:39714 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754497AbdFWJei (ORCPT ); Fri, 23 Jun 2017 05:34:38 -0400 Date: Fri, 23 Jun 2017 11:34:23 +0200 From: Borislav Petkov To: Andy Lutomirski Cc: x86@kernel.org, linux-kernel@vger.kernel.org, Linus Torvalds , Andrew Morton , Mel Gorman , "linux-mm@kvack.org" , Nadav Amit , Rik van Riel , Dave Hansen , Arjan van de Ven , Peter Zijlstra Subject: Re: [PATCH v3 09/11] x86/mm: Add nopcid to turn off PCID Message-ID: <20170623093423.ibhq7cyd5pta3cyi@pd.tnic> References: <17c3a4f2e16aa83cbfea8ca9957ce75efbcf7f95.1498022414.git.luto@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <17c3a4f2e16aa83cbfea8ca9957ce75efbcf7f95.1498022414.git.luto@kernel.org> 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: 552 Lines: 17 On Tue, Jun 20, 2017 at 10:22:15PM -0700, Andy Lutomirski wrote: > The parameter is only present on x86_64 systems to save a few bytes, > as PCID is always disabled on x86_32. > > Signed-off-by: Andy Lutomirski > --- > Documentation/admin-guide/kernel-parameters.txt | 2 ++ > arch/x86/kernel/cpu/common.c | 18 ++++++++++++++++++ > 2 files changed, 20 insertions(+) Reviewed-by: Borislav Petkov -- Regards/Gruss, Boris. Good mailing practices for 400: avoid top-posting and trim the reply.