qemu/include/block/dirty-bitmap.h

   1 #ifndef BLOCK_DIRTY_BITMAP_H
   2 #define BLOCK_DIRTY_BITMAP_H
   3
   4 #include "qemu-common.h"
   5 #include "qemu/hbitmap.h"
   6
   7 BdrvDirtyBitmap *bdrv_create_dirty_bitmap(BlockDriverState *bs,
   8                                           uint32_t granularity,
   9                                           const char *name,
  10                                           Error **errp);
  11 int bdrv_dirty_bitmap_create_successor(BlockDriverState *bs,
  12                                        BdrvDirtyBitmap *bitmap,
  13                                        Error **errp);
  14 BdrvDirtyBitmap *bdrv_dirty_bitmap_abdicate(BlockDriverState *bs,
  15                                             BdrvDirtyBitmap *bitmap,
  16                                             Error **errp);
  17 BdrvDirtyBitmap *bdrv_reclaim_dirty_bitmap(BlockDriverState *bs,
  18                                            BdrvDirtyBitmap *bitmap,
  19                                            Error **errp);
  20 BdrvDirtyBitmap *bdrv_find_dirty_bitmap(BlockDriverState *bs,
  21                                         const char *name);
  22 void bdrv_dirty_bitmap_make_anon(BdrvDirtyBitmap *bitmap);
  23 void bdrv_release_dirty_bitmap(BlockDriverState *bs, BdrvDirtyBitmap *bitmap);
  24 void bdrv_release_named_dirty_bitmaps(BlockDriverState *bs);
  25 void bdrv_disable_dirty_bitmap(BdrvDirtyBitmap *bitmap);
  26 void bdrv_enable_dirty_bitmap(BdrvDirtyBitmap *bitmap);
  27 BlockDirtyInfoList *bdrv_query_dirty_bitmaps(BlockDriverState *bs);
  28 uint32_t bdrv_get_default_bitmap_granularity(BlockDriverState *bs);
  29 uint32_t bdrv_dirty_bitmap_granularity(BdrvDirtyBitmap *bitmap);
  30 bool bdrv_dirty_bitmap_enabled(BdrvDirtyBitmap *bitmap);
  31 bool bdrv_dirty_bitmap_frozen(BdrvDirtyBitmap *bitmap);
  32 DirtyBitmapStatus bdrv_dirty_bitmap_status(BdrvDirtyBitmap *bitmap);
  33 int bdrv_get_dirty(BlockDriverState *bs, BdrvDirtyBitmap *bitmap,
  34                    int64_t sector);
  35 void bdrv_set_dirty_bitmap(BdrvDirtyBitmap *bitmap,
  36                            int64_t cur_sector, int nr_sectors);
  37 void bdrv_reset_dirty_bitmap(BdrvDirtyBitmap *bitmap,
  38                              int64_t cur_sector, int nr_sectors);
  39 void bdrv_dirty_iter_init(BdrvDirtyBitmap *bitmap, struct HBitmapIter *hbi);
  40 void bdrv_set_dirty_iter(struct HBitmapIter *hbi, int64_t offset);
  41 int64_t bdrv_get_dirty_count(BdrvDirtyBitmap *bitmap);
  42 void bdrv_dirty_bitmap_truncate(BlockDriverState *bs);
  43
  44 #endif