diff options
Diffstat (limited to 'block.c')
| -rw-r--r-- | block.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/block.c b/block.c index 0acdcac158..702821dbab 100644 --- a/block.c +++ b/block.c @@ -1027,6 +1027,16 @@ void bdrv_append(BlockDriverState *bs_new, BlockDriverState *bs_top) tmp.iostatus_enabled = bs_top->iostatus_enabled; tmp.iostatus = bs_top->iostatus; + /* dirty bitmap */ + tmp.dirty_count = bs_top->dirty_count; + tmp.dirty_bitmap = bs_top->dirty_bitmap; + assert(bs_new->dirty_bitmap == NULL); + + /* job */ + tmp.in_use = bs_top->in_use; + tmp.job = bs_top->job; + assert(bs_new->job == NULL); + /* keep the same entry in bdrv_states */ pstrcpy(tmp.device_name, sizeof(tmp.device_name), bs_top->device_name); tmp.list = bs_top->list; @@ -1051,6 +1061,11 @@ void bdrv_append(BlockDriverState *bs_new, BlockDriverState *bs_top) /* clear the copied fields in the new backing file */ bdrv_detach_dev(bs_new, bs_new->dev); + bs_new->job = NULL; + bs_new->in_use = 0; + bs_new->dirty_bitmap = NULL; + bs_new->dirty_count = 0; + qemu_co_queue_init(&bs_new->throttled_reqs); memset(&bs_new->io_base, 0, sizeof(bs_new->io_base)); memset(&bs_new->io_limits, 0, sizeof(bs_new->io_limits)); |