On Wed, 21 Mar 2012 00:48:05 +0200, "Michael S. Tsirkin" <m...@redhat.com> wrote: > On Tue, Mar 20, 2012 at 09:35:18PM +1030, Rusty Russell wrote: > > On Tue, 20 Mar 2012 14:20:21 +0800, Jason Wang <jasow...@redhat.com> wrote: > > > This patch clarifies VIRTIO_NET_S_LINK_UP as a read-only bit and > > > VIRTIO_NET_S_ANNOUNCE as a read-writable bit. Also introduce the write 1 > > > to > > > clear semantics for all read-writable bits of config status field. This > > > could > > > help to reduce the config status field updating race between host and > > > guest and > > > also simplify the implementation. > > > > > > Signed-off-by: Jason Wang <jasow...@redhat.com> > > > > This approach assumes an active config field, which neither lguest nor > > S/390 have. > > > > Thanks, > > Rusty. > > What does 'active' mean in this context?
It means you are assuming that writes to the config field trap to the host. Rusty. -- How could I marry someone with more hair than me? http://baldalex.org
