From: Andrey Shinkevich <andrey.shinkev...@virtuozzo.com>
Bitmap data may take a lot of disk space, so it's better to discard it
always.
Signed-off-by: Andrey Shinkevich <andrey.shinkev...@virtuozzo.com>
Message-id: 1551346019-293202-1-git-send-email-andrey.shinkev...@virtuozzo.com
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsement...@virtuozzo.com>
[mreitz: Use the commit message proposed by Vladimir]
Signed-off-by: Max Reitz <mre...@redhat.com>
---
block/qcow2-bitmap.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/block/qcow2-bitmap.c b/block/qcow2-bitmap.c
index e53a1609d7..8a75366c92 100644
--- a/block/qcow2-bitmap.c
+++ b/block/qcow2-bitmap.c
@@ -202,7 +202,7 @@ static void clear_bitmap_table(BlockDriverState *bs,
uint64_t *bitmap_table,
continue;
}
- qcow2_free_clusters(bs, addr, s->cluster_size, QCOW2_DISCARD_OTHER);
+ qcow2_free_clusters(bs, addr, s->cluster_size, QCOW2_DISCARD_ALWAYS);
bitmap_table[i] = 0;
}
}
--
2.20.1
