diff options
-rw-r--r-- | block/dirty-bitmap.c | 3 | ||||
-rw-r--r-- | migration/block-dirty-bitmap.c | 4 |
2 files changed, 4 insertions, 3 deletions
diff --git a/block/dirty-bitmap.c b/block/dirty-bitmap.c index 93744b3..c9b8a6f 100644 --- a/block/dirty-bitmap.c +++ b/block/dirty-bitmap.c @@ -250,8 +250,9 @@ void bdrv_enable_dirty_bitmap_locked(BdrvDirtyBitmap *bitmap) /* Called with BQL taken. */ void bdrv_dirty_bitmap_enable_successor(BdrvDirtyBitmap *bitmap) { + assert(bitmap->mutex == bitmap->successor->mutex); qemu_mutex_lock(bitmap->mutex); - bdrv_enable_dirty_bitmap(bitmap->successor); + bdrv_enable_dirty_bitmap_locked(bitmap->successor); qemu_mutex_unlock(bitmap->mutex); } diff --git a/migration/block-dirty-bitmap.c b/migration/block-dirty-bitmap.c index 3bafbbd..4778263 100644 --- a/migration/block-dirty-bitmap.c +++ b/migration/block-dirty-bitmap.c @@ -511,7 +511,7 @@ void dirty_bitmap_mig_before_vm_start(void) DirtyBitmapLoadBitmapState *b = item->data; if (b->migrated) { - bdrv_enable_dirty_bitmap(b->bitmap); + bdrv_enable_dirty_bitmap_locked(b->bitmap); } else { bdrv_dirty_bitmap_enable_successor(b->bitmap); } @@ -547,7 +547,7 @@ static void dirty_bitmap_load_complete(QEMUFile *f, DirtyBitmapLoadState *s) if (enabled_bitmaps == NULL) { /* in postcopy */ bdrv_reclaim_dirty_bitmap_locked(s->bs, s->bitmap, &error_abort); - bdrv_enable_dirty_bitmap(s->bitmap); + bdrv_enable_dirty_bitmap_locked(s->bitmap); } else { /* target not started, successor must be empty */ int64_t count = bdrv_get_dirty_count(s->bitmap); |