Instead of relying on the default QEMUFile I/O blocking flag state, explicitly turn on blocking I/O for outgoing migration since it takes place in a background thread.
Reviewed-by: Dr. David Alan Gilbert <dgilb...@redhat.com> Signed-off-by: Daniel P. Berrange <berra...@redhat.com> --- migration/migration.c | 1 + 1 file changed, 1 insertion(+) diff --git a/migration/migration.c b/migration/migration.c index 3701bd6..cd56000 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -1746,6 +1746,7 @@ void migrate_fd_connect(MigrationState *s) s->expected_downtime = max_downtime/1000000; s->cleanup_bh = qemu_bh_new(migrate_fd_cleanup, s); + qemu_file_set_blocking(s->to_dst_file, true); qemu_file_set_rate_limit(s->to_dst_file, s->bandwidth_limit / XFER_LIMIT_RATIO); -- 2.5.0