linux-kernel - Re: [PATCH 2/6] mm/memblock: make full utilization of numa info

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Message-ID: <9725bf2a-55b7-5378-8d9a-a13983391b95@intel.com>
Date:   Tue, 26 Feb 2019 04:37:44 -0800
From:   Dave Hansen <dave.hansen@...el.com>
To:     Pingfan Liu <kernelfans@...il.com>
Cc:     x86@...nel.org, linux-mm@...ck.org,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        "H. Peter Anvin" <hpa@...or.com>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Vlastimil Babka <vbabka@...e.cz>,
        Mike Rapoport <rppt@...ux.vnet.ibm.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Mel Gorman <mgorman@...e.de>,
        Joonsoo Kim <iamjoonsoo.kim@....com>,
        Andy Lutomirski <luto@...nel.org>,
        Andi Kleen <ak@...ux.intel.com>,
        Petr Tesarik <ptesarik@...e.cz>,
        Michal Hocko <mhocko@...e.com>,
        Stephen Rothwell <sfr@...b.auug.org.au>,
        Jonathan Corbet <corbet@....net>,
        Nicholas Piggin <npiggin@...il.com>,
        Daniel Vacek <neelx@...hat.com>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/6] mm/memblock: make full utilization of numa info

On 2/25/19 9:40 PM, Pingfan Liu wrote:
>> This doesn't get used until patch 6 as far as I can tell.  Was there a
>> reason to define it here?
>>
> Yes, it gets used until patch 6. Patch 6 has two groups of
> pre-requirements [1-2] and [3-5]. Do you think reorder the patches and
> moving [3-5] ahead of [1-2] is a better choice?

I'd rather that you just introduce the code along with its first user.