From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f70.google.com (mail-pa0-f70.google.com [209.85.220.70]) by kanga.kvack.org (Postfix) with ESMTP id 099AE6B0267 for ; Tue, 15 Nov 2016 02:01:00 -0500 (EST) Received: by mail-pa0-f70.google.com with SMTP id bi5so109466198pad.0 for ; Mon, 14 Nov 2016 23:01:00 -0800 (PST) Received: from ozlabs.org (ozlabs.org. [103.22.144.67]) by mx.google.com with ESMTPS id s5si25257184pfj.271.2016.11.14.23.00.57 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 14 Nov 2016 23:00:58 -0800 (PST) From: Michael Ellerman Subject: Re: [PATCH v1 3/3] powerpc: fix node_possible_map limitations In-Reply-To: <1479167045-28136-4-git-send-email-bsingharora@gmail.com> References: <1479167045-28136-1-git-send-email-bsingharora@gmail.com> <1479167045-28136-4-git-send-email-bsingharora@gmail.com> Date: Tue, 15 Nov 2016 18:00:52 +1100 Message-ID: <8760npz0pn.fsf@concordia.ellerman.id.au> MIME-Version: 1.0 Content-Type: text/plain Sender: owner-linux-mm@kvack.org List-ID: To: Balbir Singh , linux-mm@kvack.org Cc: linuxppc-dev@lists.ozlabs.org, akpm@linux-foundation.org, tj@kernel.org Can you make the subject a bit more descriptive? Currently this prevents node hotplug, so it's required that we remove it to support that IIUIC. Balbir Singh writes: > We've fixed the memory hotplug issue with memcg, hence > this work around should not be required. > > Fixes: commit 3af229f2071f > ("powerpc/numa: Reset node_possible_map to only node_online_map") I don't think Fixes is right here, that commit wasn't buggy, it was just a workaround for the code at that time. Just say "This is a revert of commit 3af229f2071f ("powerpc/numa: Reset node_possible_map to only node_online_map")". Otherwise LGTM to go via mm. Acked-by: Michael Ellerman cheers -- 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