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block: Add two dirty bitmap getters

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For dirty bitmap users to get the size and the name of a
BdrvDirtyBitmap.

Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: John Snow <jsnow@redhat.com>
Message-id: 1476395910-8697-6-git-send-email-jsnow@redhat.com
Signed-off-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Fam Zheng 2016-10-13 17:58:25 -04:00 committed by Max Reitz
parent fb933437de
commit 15891fac7d
2 changed files with 12 additions and 0 deletions
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10
block/dirty-bitmap.c
View file

@ -154,6 +154,16 @@ void bdrv_dirty_bitmap_reset_meta(BlockDriverState *bs,
hbitmap_reset(bitmap->meta, sector, nb_sectors);
}
int64_t bdrv_dirty_bitmap_size(const BdrvDirtyBitmap *bitmap)
{
return bitmap->size;
}
const char *bdrv_dirty_bitmap_name(const BdrvDirtyBitmap *bitmap)
{
return bitmap->name;
}
bool bdrv_dirty_bitmap_frozen(BdrvDirtyBitmap *bitmap)
{
return bitmap->successor;

2
include/block/dirty-bitmap.h
View file

@ -32,6 +32,8 @@ uint32_t bdrv_get_default_bitmap_granularity(BlockDriverState *bs);
uint32_t bdrv_dirty_bitmap_granularity(BdrvDirtyBitmap *bitmap);
bool bdrv_dirty_bitmap_enabled(BdrvDirtyBitmap *bitmap);
bool bdrv_dirty_bitmap_frozen(BdrvDirtyBitmap *bitmap);
const char *bdrv_dirty_bitmap_name(const BdrvDirtyBitmap *bitmap);
int64_t bdrv_dirty_bitmap_size(const BdrvDirtyBitmap *bitmap);
DirtyBitmapStatus bdrv_dirty_bitmap_status(BdrvDirtyBitmap *bitmap);
int bdrv_get_dirty(BlockDriverState *bs, BdrvDirtyBitmap *bitmap,
int64_t sector);