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From: Greg Kurz <gkurz@linux.vnet.ibm.com>
To: Eric Blake <eblake@redhat.com>
Cc: Jason Wang <jasowang@redhat.com>,
	famz@redhat.com, qemu-devel@nongnu.org, mst@redhat.com
Subject: Re: [Qemu-devel] [PATCH V2] tap: vhost busy polling support
Date: Wed, 6 Apr 2016 19:16:19 +0200	[thread overview]
Message-ID: <20160406191619.0b81acc0@bahia.huguette.org> (raw)
In-Reply-To: <570525B1.4070301@redhat.com>

On Wed, 6 Apr 2016 09:05:21 -0600
Eric Blake <eblake@redhat.com> wrote:

> On 04/06/2016 03:15 AM, Jason Wang wrote:
> > This patch add the capability of basic vhost net busy polling which is
> > supported by recent kernel. User could configure the maximum number of
> > us that could be spent on busy polling through a new property of tap
> > "vhost-poll-us".
> > 
> > Signed-off-by: Jason Wang <jasowang@redhat.com>
> > ---  
> 
> > +++ b/qapi-schema.json
> > @@ -2531,6 +2531,9 @@
> >  #
> >  # @queues: #optional number of queues to be created for multiqueue capable tap
> >  #
> > +# @vhost-poll-us: #optional maximum number of microseconds that could
> > +# be spent on busy polling for vhost net  
> 
> Missing a '(since 2.X)' designation (not sure if X should be 6 or 7)
> 

According to another mail from Jason, this isn't 2.6 material.

--
Greg

  reply	other threads:[~2016-04-06 17:16 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-06  9:15 [Qemu-devel] [PATCH V2] tap: vhost busy polling support Jason Wang
2016-04-06 15:05 ` Eric Blake
2016-04-06 17:16   ` Greg Kurz [this message]
2016-04-07  4:54     ` Jason Wang

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