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-rw-r--r--block/qcow2-refcount.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/block/qcow2-refcount.c b/block/qcow2-refcount.c
index 7fa972a383..66f187a74b 100644
--- a/block/qcow2-refcount.c
+++ b/block/qcow2-refcount.c
@@ -490,14 +490,12 @@ static int alloc_refcount_block(BlockDriverState *bs,
uint64_t table_clusters =
size_to_clusters(s, table_size * sizeof(uint64_t));
blocks_clusters = 1 +
- ((table_clusters + s->refcount_block_size - 1)
- / s->refcount_block_size);
+ DIV_ROUND_UP(table_clusters, s->refcount_block_size);
uint64_t meta_clusters = table_clusters + blocks_clusters;
last_table_size = table_size;
table_size = next_refcount_table_size(s, blocks_used +
- ((meta_clusters + s->refcount_block_size - 1)
- / s->refcount_block_size));
+ DIV_ROUND_UP(meta_clusters, s->refcount_block_size));
} while (last_table_size != table_size);