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Date:   Fri, 15 Dec 2017 18:12:44 -0800
From:   Dan Williams <dan.j.williams@...el.com>
To:     Christoph Hellwig <hch@....de>
Cc:     Jérôme Glisse <jglisse@...hat.com>,
        Logan Gunthorpe <logang@...tatee.com>,
        "linux-nvdimm@...ts.01.org" <linux-nvdimm@...ts.01.org>,
        linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>,
        X86 ML <x86@...nel.org>, Linux MM <linux-mm@...ck.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 07/17] mm: pass the vmem_altmap to vmemmap_free

On Fri, Dec 15, 2017 at 6:09 AM, Christoph Hellwig <hch@....de> wrote:
> We can just pass this on instead of having to do a radix tree lookup
> without proper locking a few levels into the callchain.
>
> Signed-off-by: Christoph Hellwig <hch@....de>

Now I remember why I went with the radix lookup, laziness!

This looks good to me, I appreciate you digging in.

Reviewed-by: Dan Williams <dan.j.williams@...el.com>

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