diff options
Diffstat (limited to 'block/dirty-bitmap.c')
| -rw-r--r-- | block/dirty-bitmap.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/block/dirty-bitmap.c b/block/dirty-bitmap.c index 8ac933cf1c..9603cdd29b 100644 --- a/block/dirty-bitmap.c +++ b/block/dirty-bitmap.c @@ -176,6 +176,12 @@ bool bdrv_dirty_bitmap_frozen(BdrvDirtyBitmap *bitmap) return bitmap->successor; } +/* Both conditions disallow user-modification via QMP. */ +bool bdrv_dirty_bitmap_user_locked(BdrvDirtyBitmap *bitmap) { + return bdrv_dirty_bitmap_frozen(bitmap) || + bdrv_dirty_bitmap_qmp_locked(bitmap); +} + void bdrv_dirty_bitmap_set_qmp_locked(BdrvDirtyBitmap *bitmap, bool qmp_locked) { qemu_mutex_lock(bitmap->mutex); |