From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-la0-f42.google.com (mail-la0-f42.google.com [209.85.215.42]) by kanga.kvack.org (Postfix) with ESMTP id 13BD76B0035 for ; Tue, 19 Aug 2014 23:32:31 -0400 (EDT) Received: by mail-la0-f42.google.com with SMTP id pv20so6729891lab.29 for ; Tue, 19 Aug 2014 20:32:31 -0700 (PDT) Received: from mail-lb0-x233.google.com (mail-lb0-x233.google.com [2a00:1450:4010:c04::233]) by mx.google.com with ESMTPS id we8si32520340lbb.2.2014.08.19.20.32.29 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Tue, 19 Aug 2014 20:32:30 -0700 (PDT) Received: by mail-lb0-f179.google.com with SMTP id v6so6201310lbi.38 for ; Tue, 19 Aug 2014 20:32:29 -0700 (PDT) Message-ID: <1408505546.5540.25.camel@marge.simpson.net> Subject: Re: [PATCH] [RFC] TAINT_PERFORMANCE From: Mike Galbraith Date: Wed, 20 Aug 2014 05:32:26 +0200 In-Reply-To: <20140819222621.GA32690@node.dhcp.inet.fi> References: <20140819212604.6C94DF09@viggo.jf.intel.com> <20140819222621.GA32690@node.dhcp.inet.fi> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Mime-Version: 1.0 Sender: owner-linux-mm@kvack.org List-ID: To: "Kirill A. Shutemov" Cc: Dave Hansen , linux-kernel@vger.kernel.org, dave.hansen@linux.intel.com, peterz@infradead.org, mingo@redhat.com, ak@linux.intel.com, tim.c.chen@linux.intel.com, akpm@linux-foundation.org, cl@linux.com, penberg@kernel.org, linux-mm@kvack.org On Wed, 2014-08-20 at 01:26 +0300, Kirill A. Shutemov wrote: > On Tue, Aug 19, 2014 at 02:26:04PM -0700, Dave Hansen wrote: > > + TAINT_PERF_IF(SCHEDSTATS); > > Is SCHEDSTATS really harmful? If your config is minimalist, a tad. If your config is.. Rubenesque (distro), you probably won't notice the extra beauty. > It's enabled in some distro kernels. > At least in Arch: > > https://projects.archlinux.org/svntogit/packages.git/tree/trunk/config.x86_64?h=packages/linux Ditto for SUSE. -Mike -- 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