From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qa0-f48.google.com (mail-qa0-f48.google.com [209.85.216.48]) by kanga.kvack.org (Postfix) with ESMTP id E55336B0035 for ; Fri, 8 Aug 2014 07:50:43 -0400 (EDT) Received: by mail-qa0-f48.google.com with SMTP id m5so5346254qaj.21 for ; Fri, 08 Aug 2014 04:50:43 -0700 (PDT) Received: from qmta14.emeryville.ca.mail.comcast.net (qmta14.emeryville.ca.mail.comcast.net. [2001:558:fe2d:44:76:96:27:212]) by mx.google.com with ESMTP id d61si9945123qge.34.2014.08.08.04.50.42 for ; Fri, 08 Aug 2014 04:50:43 -0700 (PDT) Date: Fri, 8 Aug 2014 06:50:39 -0500 (CDT) From: Christoph Lameter Subject: Re: BUG: enable_cpucache failed for radix_tree_node, error 12 (was: Re: [PATCH v3 9/9] slab: remove BAD_ALIEN_MAGIC) In-Reply-To: Message-ID: References: <20140808071903.GD6150@js1304-P5Q-DELUXE> Content-Type: MULTIPART/Mixed; BOUNDARY=001a11c3472a8b756d05001a603c Content-ID: Sender: owner-linux-mm@kvack.org List-ID: To: Geert Uytterhoeven Cc: Joonsoo Kim , Andrew Morton , Pekka Enberg , David Rientjes , Linux MM , "linux-kernel@vger.kernel.org" , Vladimir Davydov This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --001a11c3472a8b756d05001a603c Content-Type: TEXT/PLAIN; CHARSET=US-ASCII Content-ID: On Fri, 8 Aug 2014, Geert Uytterhoeven wrote: > > > Of possible, could you check whether page_to_nid(page) returns > > only 0 or not? > > It returns 0 or 1. Ok this is broken on m68k. CONFIG_NUMA is required for this to work. If the arch code does this despite !CONFIG_NUMA then lots of things should break. --001a11c3472a8b756d05001a603c Content-Type: APPLICATION/OCTET-STREAM; NAME=dmesg Content-Transfer-Encoding: BASE64 Content-ID: Content-Description: Content-Disposition: ATTACHMENT; FILENAME=dmesg TGludXggdmVyc2lvbiAzLjE2LjAtYXRhcmktMDk2OTQtZ2VhZjQ4NDMzODVlMyAoZ2VlcnRAcmFt c2FuKSAoZ2NjIHZlcnNpb24gNC4xLjIgMjAwNjExMTUgKHByZXJlbGVhc2UpIChVYnVudHUgNC4x LjEtMjEpKSAjNTMgRnJpIEF1ZyA4IDA5OjQ0OjE0IENFU1QgMjAxNApTYXZpbmcgMTU0IGJ5dGVz IG9mIGJvb3RpbmZvCmNvbnNvbGUgW2RlYnVnMF0gZW5hYmxlZApBdGFyaSBoYXJkd2FyZSBmb3Vu ZDogVklERUwgU1RETUEtU0NTSSBTVF9NRlAgWU0yMTQ5IFBDTSBDT0RFQyBEU1A1NksgU0NDIEFO QUxPR19KT1kgQkxJVFRFUiBJREUgVFRfQ0xLIEZEQ19TUEVFRCAKKioqIG02OGtfbWVtb2Zmc2V0 ID0gMHgwMDAwMDAwMAoqKiogbTY4a192aXJ0X3RvX25vZGVfc2hpZnQgPSAyMwptNjhrX3NldHVw X25vZGU6IG5vZGUgPSAwIChzdGFydCAweDAwMDAwMDAwIHNpemUgMHgwMGUwMDAwMCkKICAgIGkg PSAwLCBlbmQgPSAxCm02OGtfc2V0dXBfbm9kZTogbm9kZSA9IDEgKHN0YXJ0IDB4MDEwMDAwMDAg 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