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-rw-r--r--include/block/dirty-bitmap.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/block/dirty-bitmap.h b/include/block/dirty-bitmap.h
index 958e7474fb..e2b20ecab9 100644
--- a/include/block/dirty-bitmap.h
+++ b/include/block/dirty-bitmap.h
@@ -14,6 +14,8 @@ typedef enum BitmapCheckFlags {
                              BDRV_BITMAP_INCONSISTENT)
 #define BDRV_BITMAP_ALLOW_RO (BDRV_BITMAP_BUSY | BDRV_BITMAP_INCONSISTENT)
 
+#define BDRV_BITMAP_MAX_NAME_SIZE 1023
+
 BdrvDirtyBitmap *bdrv_create_dirty_bitmap(BlockDriverState *bs,
                                           uint32_t granularity,
                                           const char *name,