From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr0-f199.google.com (mail-wr0-f199.google.com [209.85.128.199]) by kanga.kvack.org (Postfix) with ESMTP id 15B5E6B03CB for ; Fri, 23 Jun 2017 05:34:39 -0400 (EDT) Received: by mail-wr0-f199.google.com with SMTP id 4so11178392wrc.15 for ; Fri, 23 Jun 2017 02:34:39 -0700 (PDT) Received: from mail.skyhub.de (mail.skyhub.de. [2a01:4f8:190:11c2::b:1457]) by mx.google.com with ESMTP id i194si3506705wmf.128.2017.06.23.02.34.37 for ; Fri, 23 Jun 2017 02:34:37 -0700 (PDT) Date: Fri, 23 Jun 2017 11:34:23 +0200 From: Borislav Petkov 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> Sender: owner-linux-mm@kvack.org List-ID: 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 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. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org