From: Tiwei Bie <tiwei.bie@intel.com>
To: Jens Freimann <jfreimann@redhat.com>
Cc: mst@redhat.com, virtualization@lists.linux-foundation.org,
linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
jasowang@redhat.com, wexu@redhat.com
Subject: Re: [PATCH RFC 1/2] virtio: introduce packed ring defines
Date: Tue, 27 Feb 2018 20:01:59 +0800 [thread overview]
Message-ID: <20180227120159.g47rtazm3uhoht6f@debian> (raw)
In-Reply-To: <20180227085458.h5dytkwaeczrrijr@dhcp-192-241.str.redhat.com>
On Tue, Feb 27, 2018 at 09:54:58AM +0100, Jens Freimann wrote:
> On Fri, Feb 23, 2018 at 07:18:00PM +0800, Tiwei Bie wrote:
[...]
> >
> > +struct vring_packed_desc_event {
> > + /* Descriptor Event Offset */
> > + __virtio16 desc_event_off : 15,
> > + /* Descriptor Event Wrap Counter */
> > + desc_event_wrap : 1;
> > + /* Descriptor Event Flags */
> > + __virtio16 desc_event_flags : 2;
> > +};
>
> Where would the virtqueue number go in driver notifications?
This structure is for event suppression instead of notification.
You could refer to the "Event Suppression Structure Format"
section of the spec for more details:
https://github.com/oasis-tcs/virtio-docs/blob/master/virtio-v1.1-packed-wd08.pdf
Best regards,
Tiwei Bie
next prev parent reply other threads:[~2018-02-27 12:03 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-23 11:17 [PATCH RFC 0/2] Packed ring for virtio Tiwei Bie
2018-02-23 11:17 ` Tiwei Bie
2018-02-23 11:18 ` [PATCH RFC 1/2] virtio: introduce packed ring defines Tiwei Bie
2018-02-23 11:18 ` Tiwei Bie
2018-02-27 8:54 ` Jens Freimann
2018-02-27 8:54 ` Jens Freimann
2018-02-27 9:18 ` Jens Freimann
2018-02-27 9:18 ` Jens Freimann
2018-02-27 12:01 ` Tiwei Bie
2018-02-27 12:01 ` Tiwei Bie [this message]
2018-02-27 20:28 ` Michael S. Tsirkin
2018-02-27 20:28 ` Michael S. Tsirkin
2018-02-27 9:26 ` David Laight
2018-02-27 9:26 ` David Laight
2018-02-27 11:31 ` Tiwei Bie
2018-02-27 11:31 ` Tiwei Bie
2018-02-23 11:18 ` [PATCH RFC 2/2] virtio_ring: support packed ring Tiwei Bie
2018-02-23 11:18 ` Tiwei Bie
2018-03-16 4:03 ` Jason Wang
2018-03-16 4:03 ` Jason Wang
2018-03-16 6:10 ` Tiwei Bie
2018-03-16 6:10 ` Tiwei Bie
2018-03-16 6:44 ` Jason Wang
2018-03-16 6:44 ` Jason Wang
2018-03-16 7:40 ` Tiwei Bie
2018-03-16 7:40 ` Tiwei Bie
2018-03-16 8:34 ` Jason Wang
2018-03-16 8:34 ` Jason Wang
2018-03-16 10:04 ` Tiwei Bie
2018-03-16 11:36 ` Jason Wang
2018-03-16 11:36 ` Jason Wang
2018-03-16 14:30 ` Michael S. Tsirkin
2018-03-16 14:30 ` Michael S. Tsirkin
2018-03-21 7:35 ` Tiwei Bie
2018-03-21 7:35 ` Tiwei Bie
2018-03-21 7:30 ` Tiwei Bie
2018-03-21 7:30 ` Tiwei Bie
2018-03-16 10:04 ` Tiwei Bie
-- strict thread matches above, loose matches on Subject: below --
2018-02-14 2:37 [PATCH RFC 0/2] Packed ring for vhost Jason Wang
2018-02-14 2:37 ` [PATCH RFC 1/2] virtio: introduce packed ring defines Jason Wang
2018-02-14 2:37 ` Jason Wang
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