[06/23] migration: Make all posible migration functions static

diff --git a/migration.c b/migration.c
index b62a92a..96f00b7 100644
--- a/migration.c
+++ b/migration.c
@@ -273,15 +273,7 @@  static void migrate_fd_monitor_suspend(MigrationState *s, Monitor *mon)
     }
 }

-void migrate_fd_error(MigrationState *s)
-{
-    DPRINTF("setting error state\n");
-    s->state = MIG_STATE_ERROR;
-    notifier_list_notify(&migration_state_notifiers, NULL);
-    migrate_fd_cleanup(s);
-}
-
-int migrate_fd_cleanup(MigrationState *s)
+static int migrate_fd_cleanup(MigrationState *s)
 {
     int ret = 0;

@@ -307,7 +299,15 @@  int migrate_fd_cleanup(MigrationState *s)
     return ret;
 }

-void migrate_fd_put_notify(void *opaque)
+void migrate_fd_error(MigrationState *s)
+{
+    DPRINTF("setting error state\n");
+    s->state = MIG_STATE_ERROR;
+    notifier_list_notify(&migration_state_notifiers, NULL);
+    migrate_fd_cleanup(s);
+}
+
+static void migrate_fd_put_notify(void *opaque)
 {
     MigrationState *s = opaque;

@@ -318,7 +318,8 @@  void migrate_fd_put_notify(void *opaque)
     }
 }

-ssize_t migrate_fd_put_buffer(void *opaque, const void *data, size_t size)
+static ssize_t migrate_fd_put_buffer(void *opaque, const void *data,
+                                     size_t size)
 {
     MigrationState *s = opaque;
     ssize_t ret;
@@ -337,29 +338,7 @@  ssize_t migrate_fd_put_buffer(void *opaque, const void *data, size_t size)
     return ret;
 }

-void migrate_fd_connect(MigrationState *s)
-{
-    int ret;
-
-    s->file = qemu_fopen_ops_buffered(s,
-                                      s->bandwidth_limit,
-                                      migrate_fd_put_buffer,
-                                      migrate_fd_put_ready,
-                                      migrate_fd_wait_for_unfreeze,
-                                      migrate_fd_close);
-
-    DPRINTF("beginning savevm\n");
-    ret = qemu_savevm_state_begin(s->mon, s->file, s->blk, s->shared);
-    if (ret < 0) {
-        DPRINTF("failed, %d\n", ret);
-        migrate_fd_error(s);
-        return;
-    }
-    
-    migrate_fd_put_ready(s);
-}
-
-void migrate_fd_put_ready(void *opaque)
+static void migrate_fd_put_ready(void *opaque)
 {
     MigrationState *s = opaque;
     int ret;
@@ -430,7 +409,7 @@  static void migrate_fd_release(MigrationState *s)
     g_free(s);
 }

-void migrate_fd_wait_for_unfreeze(void *opaque)
+static void migrate_fd_wait_for_unfreeze(void *opaque)
 {
     MigrationState *s = opaque;
     int ret;
@@ -449,7 +428,7 @@  void migrate_fd_wait_for_unfreeze(void *opaque)
     } while (ret == -1 && (s->get_error(s)) == EINTR);
 }

-int migrate_fd_close(void *opaque, bool flush)
+static int migrate_fd_close(void *opaque, bool flush)
 {
     MigrationState *s = opaque;

@@ -479,6 +458,27 @@  int get_migration_state(void)
     }
 }

+void migrate_fd_connect(MigrationState *s)
+{
+    int ret;
+
+    s->file = qemu_fopen_ops_buffered(s,
+                                      s->bandwidth_limit,
+                                      migrate_fd_put_buffer,
+                                      migrate_fd_put_ready,
+                                      migrate_fd_wait_for_unfreeze,
+                                      migrate_fd_close);
+
+    DPRINTF("beginning savevm\n");
+    ret = qemu_savevm_state_begin(s->mon, s->file, s->blk, s->shared);
+    if (ret < 0) {
+        DPRINTF("failed, %d\n", ret);
+        migrate_fd_error(s);
+        return;
+    }
+    migrate_fd_put_ready(s);
+}
+
 MigrationState *migrate_create_state(Monitor *mon, int64_t bandwidth_limit,
                                      int detach, int blk, int inc)
 {
diff --git a/migration.h b/migration.h
index bbb2d0b..f5de3da 100644
--- a/migration.h
+++ b/migration.h
@@ -100,20 +100,8 @@  MigrationState *fd_start_outgoing_migration(Monitor *mon,

 void migrate_fd_error(MigrationState *s);

-int migrate_fd_cleanup(MigrationState *s);
-
-void migrate_fd_put_notify(void *opaque);
-
-ssize_t migrate_fd_put_buffer(void *opaque, const void *data, size_t size);
-
 void migrate_fd_connect(MigrationState *s);

-void migrate_fd_put_ready(void *opaque);
-
-void migrate_fd_wait_for_unfreeze(void *opaque);
-
-int migrate_fd_close(void *opaque, bool flush);
-
 MigrationState *migrate_create_state(Monitor *mon, int64_t bandwidth_limit,
                                      int detach, int blk, int inc);