From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx196.postini.com [74.125.245.196]) by kanga.kvack.org (Postfix) with SMTP id 2860E6B0006 for ; Wed, 10 Apr 2013 17:29:11 -0400 (EDT) Received: by mail-pb0-f47.google.com with SMTP id rq13so482719pbb.34 for ; Wed, 10 Apr 2013 14:29:10 -0700 (PDT) Date: Wed, 10 Apr 2013 14:29:08 -0700 (PDT) From: David Rientjes Subject: Re: [PATCH] mm: Print the correct method to disable automatic numa migration In-Reply-To: <20130410212627.GF16732@two.firstfloor.org> Message-ID: References: <1365622514-26614-1-git-send-email-andi@firstfloor.org> <20130410212627.GF16732@two.firstfloor.org> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org List-ID: To: Andi Kleen Cc: akpm@linux-foundation.org, linux-mm@kvack.org, Andi Kleen , mgorman@suse.de On Wed, 10 Apr 2013, Andi Kleen wrote: > > > BTW I think the "default y" is highly dubious for such a > > > experimential feature. > > > > > > > CONFIG_NUMA_BALANCING should be default n on everything, but probably for > > unknown reasons: ARCH_WANT_NUMA_VARIABLE_LOCALITY isn't default n and > > nothing on x86 actually disables it. > > CONFIG_NUMA_BALANCING_DEFAULT_ENABLED is default y > Yeah, but CONFIG_NUMA_BALANCING isn't, so if you manually have to enable it then why do we care about CONFIG_NUMA_BALANCING_DEFAULT_ENABLED? It seems appropriate if you have to go out of your way to enable NUMA_BALANCING that you'll want the feature enabled by default when you boot. -- 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