linux-kernel - Re: [RFC 2/2] KVM: add virtio-pmem driver

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: <CAPcyv4jukEoKpH0OvZSNour+m5eQzuhiPAefAhYPqH2=f_ungA@mail.gmail.com>
Date:   Thu, 12 Oct 2017 15:59:33 -0700
From:   Dan Williams <dan.j.williams@...el.com>
To:     Pankaj Gupta <pagupta@...hat.com>
Cc:     Rik van Riel <riel@...hat.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        KVM list <kvm@...r.kernel.org>,
        Qemu Developers <qemu-devel@...gnu.org>,
        linux-nvdimm <linux-nvdimm@...1.01.org>,
        Linux MM <linux-mm@...ck.org>, Jan Kara <jack@...e.cz>,
        Stefan Hajnoczi <stefanha@...hat.com>,
        Haozhong Zhang <haozhong.zhang@...el.com>,
        Nitesh Narayan Lal <nilal@...hat.com>,
        Kevin Wolf <kwolf@...hat.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Ross Zwisler <ross.zwisler@...el.com>,
        David Hildenbrand <david@...hat.com>,
        Xiao Guangrong <xiaoguangrong.eric@...il.com>
Subject: Re: [RFC 2/2] KVM: add virtio-pmem driver

On Thu, Oct 12, 2017 at 3:52 PM, Pankaj Gupta <pagupta@...hat.com> wrote:
> Dan,
>
> I have a query regarding below patch [*]. My assumption is its halted
> because of memory hotplug restructuring work? Anything I am missing
> here?
>
> [*] https://www.mail-archive.com/linux-nvdimm@lists.01.org/msg02978.html

It's fallen to the back of my queue since the original driving need of
platform firmware changing offsets from boot-to-boot is no longer an
issue. However, it does mean that you need to arrange for 128MB
aligned devm_memremap_pages() ranges for the foreseeable future.