2011/2/10 Daniel P. Berrange <berra...@redhat.com>: > On Thu, Feb 10, 2011 at 10:54:01AM +0100, Anthony Liguori wrote: >> On 02/10/2011 10:30 AM, Yoshiaki Tamura wrote: >> >Currently FdMigrationState doesn't support read(), and this patch >> >introduces it to get response from the other side. >> > >> >Signed-off-by: Yoshiaki Tamura<tamura.yoshi...@lab.ntt.co.jp> >> >> Migration is unidirectional. Changing this is fundamental and not >> something to be done lightly. > > Making it bi-directional might break libvirt's save/restore > to file support which uses migration, passing a unidirectional > FD for the file. It could also break libvirt's secure tunnelled > migration support which is currently only expecting to have > data sent in one direction on the socket.
Hi Daniel, IIUC, this patch isn't something to make existing live migration bi-directional. Just opens up a way for Kemari to use it. Do you think it's dangerous for libvirt still? Thanks, Yoshi > > Daniel > -- > |: http://berrange.com -o- http://www.flickr.com/photos/dberrange/ :| > |: http://libvirt.org -o- http://virt-manager.org :| > |: http://autobuild.org -o- http://search.cpan.org/~danberr/ :| > |: http://entangle-photo.org -o- http://live.gnome.org/gtk-vnc :| > -- > To unsubscribe from this list: send the line "unsubscribe kvm" in > the body of a message to majord...@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html >
