It's only used within migration/, so it shouldn't be exported.

Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Peter Xu <peterx@redhat.com>
---
 include/migration/misc.h | 3 ---
 migration/migration.h    | 4 ++++
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/include/migration/misc.h b/include/migration/misc.h
index bfadc5613b..df57be6b5e 100644
--- a/include/migration/misc.h
+++ b/include/migration/misc.h
@@ -108,7 +108,4 @@ bool migration_incoming_postcopy_advised(void);
 /* True if background snapshot is active */
 bool migration_in_bg_snapshot(void);
 
-/* migration/block-dirty-bitmap.c */
-void dirty_bitmap_mig_init(void);
-
 #endif
diff --git a/migration/migration.h b/migration/migration.h
index 7dc59c5e8d..0956e9274b 100644
--- a/migration/migration.h
+++ b/migration/migration.h
@@ -552,4 +552,8 @@ int migration_rp_wait(MigrationState *s);
 void migration_rp_kick(MigrationState *s);
 
 void migration_bitmap_sync_precopy(bool last_stage);
+
+/* migration/block-dirty-bitmap.c */
+void dirty_bitmap_mig_init(void);
+
 #endif
-- 
2.45.0