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authorKevin Wolf <kwolf@redhat.com>2012-03-16 14:09:08 +0100
committerKevin Wolf <kwolf@redhat.com>2012-04-20 15:57:29 +0200
commit76dc9e0c8f369f1695e5413de2e28d69108476bb (patch)
tree7a61be9396100133151e807a643eddbd73d8242a /block/qcow2.h
parent143550a83ef4eef86a847d00023d148e1f59f743 (diff)
qcow2: Ignore reserved bits in refcount table entries
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block/qcow2.h')
-rw-r--r--block/qcow2.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/block/qcow2.h b/block/qcow2.h
index a22d7fafbe..291309a9e7 100644
--- a/block/qcow2.h
+++ b/block/qcow2.h
@@ -175,6 +175,8 @@ enum {
#define L2E_OFFSET_MASK 0x00ffffffffffff00ULL
#define L2E_COMPRESSED_OFFSET_SIZE_MASK 0x3fffffffffffffffULL
+#define REFT_OFFSET_MASK 0xffffffffffffff00ULL
+
static inline int size_to_clusters(BDRVQcowState *s, int64_t size)
{
return (size + (s->cluster_size - 1)) >> s->cluster_bits;