On Mon, 7 Oct 2019 11:35:07 +0100 "Dr. David Alan Gilbert (git)" <dgilb...@redhat.com> wrote:
> From: "Dr. David Alan Gilbert" <dgilb...@redhat.com> > > In normal precopy we can't do reconnection recovery - but we also > don't need to, since you can just rerun migration. > At the moment if the 'return-path' capability is on, we use > the return path in precopy to give a postiive 'OK' to the end s/postiive/positive > of migration; however if migration fails then we fall into > the postcopy recovery path and hang. This fixes it by only > running the return path in the postcopy case. > > Reported-by: Greg Kurz <gr...@kaod.org> > Signed-off-by: Dr. David Alan Gilbert <dgilb...@redhat.com> > --- Thanks ! Tested-by: Greg Kurz <gr...@kaod.org> > migration/migration.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/migration/migration.c b/migration/migration.c > index 5f7e4d15e9..d5d9b31bb7 100644 > --- a/migration/migration.c > +++ b/migration/migration.c > @@ -2481,7 +2481,7 @@ retry: > out: > res = qemu_file_get_error(rp); > if (res) { > - if (res == -EIO) { > + if (res == -EIO && migration_in_postcopy()) { > /* > * Maybe there is something we can do: it looks like a > * network down issue, and we pause for a recovery.