linux-kernel - Re: [PATCH 07/17] mm: pass the vmem_altmap to vmemmap

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAPcyv4g_XRG+xXBP0Z-8qjT1-t0h2eHQanDXHkH6WbeLqcaS_g@mail.gmail.com>
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>