migration: run setup callbacks out of big lock

Only the migration_bitmap_sync() call needs the iothread lock.

Reviewed-by: Orit Wasserman <owasserm@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>

1 files changed, 0 insertions, 2 deletions

diff --git a/migration.c b/migration.c
index 92a7152d67..e64c92d75b 100644
--- a/migration.c
+++ b/migration.c
@@ -660,10 +660,8 @@ static void *buffered_file_thread(void *opaque)
     bool old_vm_running = false;
     bool last_round = false;
 
-    qemu_mutex_lock_iothread();
     DPRINTF("beginning savevm\n");
     qemu_savevm_state_begin(s->file, &s->params);
-    qemu_mutex_unlock_iothread();
 
     while (s->state == MIG_STATE_ACTIVE) {
         int64_t current_time;