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From: Stefan Hajnoczi <stefanha@redhat.com>
To: Antoine Martin <antoine@nagafix.co.uk>
Cc: netdev@vger.kernel.org
Subject: Re: AF_VSOCK status
Date: Tue, 12 Apr 2016 15:03:01 +0100	[thread overview]
Message-ID: <20160412140301.GC29405@stefanha-x1.localdomain> (raw)
In-Reply-To: <570B9021.5050709@nagafix.co.uk>

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On Mon, Apr 11, 2016 at 06:53:05PM +0700, Antoine Martin wrote:
> > There are a few existing ways to achieve that without involving 
> > virtio-vsock: vhost-user or ivshmem.
> Yes, I've looked at those and they seem a bit overkill for what we
> want to achieve. We don't want sharing with multiple guests, or
> interrupts.
> All we want is a chunk of host memory to be accessible from the guest..

ivshmem does that.  It operates in two modes, it sounds like you want
the first and simpler mode ("ivshmem-plain").

Take a look at hw/misc/ivshmem.c in QEMU.

Stefan

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      reply	other threads:[~2016-04-12 14:03 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-05 12:34 AF_VSOCK status Antoine Martin
2016-04-06  9:26 ` Stefan Hajnoczi
2016-04-11 11:53   ` Antoine Martin
2016-04-12 14:03     ` Stefan Hajnoczi [this message]

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