On Mon, 2021-05-17 at 17:08 +0800, Xie Yongji wrote:
> If device driver doesn't need used length, it can pass a NULL
> len in virtqueue_get_buf()/virtqueue_get_buf_ctx().
>
Well, actually, it can't right now?
You should probably rephrase this, saying something like
Allow passing NULL to len
> else if (sinfo->gso_type & SKB_GSO_TCPV6)
> hdr->gso_type = VIRTIO_NET_HDR_GSO_TCPV6;
> - else
> - return -EINVAL;
> + else {
> + if (skb->data_len == 0)
> + hdr->gso_
On Thu, 2019-05-23 at 15:41 +0100, Stefan Hajnoczi wrote:
> > Also, not sure I understand how the client is started?
>
> The vhost-user device backend can be launched before QEMU. QEMU is
> started with the UNIX domain socket path so it can connect.
Hmm. I guess I'm confusing the terminology th
Hi Stefan,
> Check out vhost-user. It's a protocol for running a subset of a VIRTIO
> device's emulation in a separate process (usually just the data plane
> with the PCI emulation and other configuration/setup still handled by
> QEMU).
Yes, I think that's basically what I'm looking for.
> vhos
Hi Anton,
> > I'm thinking about adding virt-io support to UML, but the tricky part is
> > that while I want to use the virt-io basics (because it's a nice
> > interface from the 'inside'), I don't actually want the stock drivers
> > that are part of the kernel now (like virtio-net etc.) but rathe
Hi,
While my main interest is mostly in UML right now [1] I've CC'ed the
qemu and virtualization lists because something similar might actually
apply to other types of virtualization.
I'm thinking about adding virt-io support to UML, but the tricky part is
that while I want to use the virt-io bas
From: Johannes Berg
Declaring the factor is counter-intuitive, and people are prone
to using small(-ish) values even when that makes no sense.
Change the DECLARE_EWMA() macro to take the fractional precision,
in bits, rather than a factor, and update all users.
While at it, add some more
On Tue, 2016-12-06 at 17:41 +0200, Michael S. Tsirkin wrote:
> It seems that there should be a better way to do it,
> but this works too.
In some cases there might be:
> --- a/drivers/s390/virtio/Makefile
> +++ b/drivers/s390/virtio/Makefile
> @@ -6,6 +6,8 @@
> # it under the terms of the GNU G
Sorry, forgot to Cc Michael and the virt list - patch reproduced below
in full.
johannes
>From 22500fbcf722748fe3471b2e4c6156db47aade15 Mon Sep 17 00:00:00 2001
From: Johannes Berg
Date: Wed, 19 Aug 2015 09:25:18 +0200
Subject: [PATCH] virtio_net: use DECLARE_EWMA
Instead of using the out
> +
> +/* Our random number generator device reads from /dev/urandom into the
> Guest's
> + * input buffers. The usual case is that the Guest doesn't want random
> numbers
> + * and so has no buffers although /dev/urandom is still readable, whereas
> + * console is the reverse.
Is it really a
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