diff options
Diffstat (limited to 'blockdev.c')
| -rw-r--r-- | blockdev.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/blockdev.c b/blockdev.c index edeb36bd3b..2ef731b1f7 100644 --- a/blockdev.c +++ b/blockdev.c @@ -1983,6 +1983,7 @@ static void block_dirty_bitmap_add_prepare(BlkActionState *common, /* AIO context taken and released within qmp_block_dirty_bitmap_add */ qmp_block_dirty_bitmap_add(action->node, action->name, action->has_granularity, action->granularity, + action->has_persistent, action->persistent, &local_err); if (!local_err) { @@ -2708,9 +2709,11 @@ out: void qmp_block_dirty_bitmap_add(const char *node, const char *name, bool has_granularity, uint32_t granularity, + bool has_persistent, bool persistent, Error **errp) { BlockDriverState *bs; + BdrvDirtyBitmap *bitmap; if (!name || name[0] == '\0') { error_setg(errp, "Bitmap name cannot be empty"); @@ -2733,7 +2736,20 @@ void qmp_block_dirty_bitmap_add(const char *node, const char *name, granularity = bdrv_get_default_bitmap_granularity(bs); } - bdrv_create_dirty_bitmap(bs, granularity, name, errp); + if (!has_persistent) { + persistent = false; + } + + if (persistent && + !bdrv_can_store_new_dirty_bitmap(bs, name, granularity, errp)) + { + return; + } + + bitmap = bdrv_create_dirty_bitmap(bs, granularity, name, errp); + if (bitmap != NULL) { + bdrv_dirty_bitmap_set_persistance(bitmap, persistent); + } } void qmp_block_dirty_bitmap_remove(const char *node, const char *name, |