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| author | Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> | 2018-03-13 15:34:00 -0400 |
|---|---|---|
| committer | John Snow <jsnow@redhat.com> | 2018-03-13 17:05:00 -0400 |
| commit | 4f43e9535bdd768bff4e30e229404407d44ad4c8 (patch) | |
| tree | cec69cbd83a0ed14e34974815c8b1839d84c8408 /include | |
| parent | 044ee8e143576abd72acf452080e8da531fb13c8 (diff) | |
| download | qemu-4f43e9535bdd768bff4e30e229404407d44ad4c8.zip qemu-4f43e9535bdd768bff4e30e229404407d44ad4c8.tar.gz qemu-4f43e9535bdd768bff4e30e229404407d44ad4c8.tar.bz2 | |
dirty-bitmap: add locked state
Add special state, when qmp operations on the bitmap are disabled.
It is needed during bitmap migration. "Frozen" state is not
appropriate here, because it looks like bitmap is unchanged.
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Message-id: 20180207155837.92351-5-vsementsov@virtuozzo.com
Signed-off-by: John Snow <jsnow@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/block/dirty-bitmap.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/block/dirty-bitmap.h b/include/block/dirty-bitmap.h index 5c239be..1ff8949 100644 --- a/include/block/dirty-bitmap.h +++ b/include/block/dirty-bitmap.h @@ -69,6 +69,8 @@ void bdrv_dirty_bitmap_deserialize_finish(BdrvDirtyBitmap *bitmap); void bdrv_dirty_bitmap_set_readonly(BdrvDirtyBitmap *bitmap, bool value); void bdrv_dirty_bitmap_set_persistance(BdrvDirtyBitmap *bitmap, bool persistent); +void bdrv_dirty_bitmap_set_qmp_locked(BdrvDirtyBitmap *bitmap, bool qmp_locked); + /* Functions that require manual locking. */ void bdrv_dirty_bitmap_lock(BdrvDirtyBitmap *bitmap); @@ -88,6 +90,7 @@ bool bdrv_dirty_bitmap_readonly(const BdrvDirtyBitmap *bitmap); bool bdrv_has_readonly_bitmaps(BlockDriverState *bs); bool bdrv_dirty_bitmap_get_autoload(const BdrvDirtyBitmap *bitmap); bool bdrv_dirty_bitmap_get_persistance(BdrvDirtyBitmap *bitmap); +bool bdrv_dirty_bitmap_qmp_locked(BdrvDirtyBitmap *bitmap); bool bdrv_has_changed_persistent_bitmaps(BlockDriverState *bs); BdrvDirtyBitmap *bdrv_dirty_bitmap_next(BlockDriverState *bs, BdrvDirtyBitmap *bitmap); |