From: Stefan Hajnoczi <stefanha@redhat.com>
To: Pankaj Gupta <pagupta@redhat.com>
Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
qemu-devel@nongnu.org, linux-nvdimm@ml01.01.org,
linux-mm@kvack.org, jack@suse.cz, dan.j.williams@intel.com,
riel@redhat.com, haozhong.zhang@intel.com, nilal@redhat.com,
kwolf@redhat.com, pbonzini@redhat.com, ross.zwisler@intel.com,
david@redhat.com, xiaoguangrong.eric@gmail.com
Subject: Re: [RFC] KVM "fake DAX" device flushing
Date: Thu, 12 Oct 2017 09:50:31 +0100 [thread overview]
Message-ID: <20171012085031.GA1959@stefanha-x1.localdomain> (raw)
In-Reply-To: <20171011185146.20295-1-pagupta@redhat.com>
On Thu, Oct 12, 2017 at 12:21:46AM +0530, Pankaj Gupta wrote:
> We are sharing the prototype version of 'fake DAX' flushing
> interface for the initial feedback. This is still work in progress
> and not yet ready for merging.
>
> Protoype right now just implements basic functionality without advanced
> features with two major parts:
>
> - Qemu virtio-pmem device
> It exposes a persistent memory range to KVM guest which at host side is file
> backed memory and works as persistent memory device. In addition to this it
> provides a virtio flushing interface for KVM guest to do a Qemu side sync for
> guest DAX persistent memory range.
Please post a draft VIRTIO device specification.
The VIRTIO Technical Committee resources and mailing lists are here:
https://www.oasis-open.org/committees/tc_home.php?wg_abbrev=virtio#feedback
Stefan
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next prev parent reply other threads:[~2017-10-12 8:50 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-11 18:51 Pankaj Gupta
2017-10-11 19:22 ` Dan Williams
2017-10-12 8:50 ` Stefan Hajnoczi [this message]
2017-10-12 10:39 ` Pankaj Gupta
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