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-rw-r--r--ctree.h24
1 files changed, 22 insertions, 2 deletions
diff --git a/ctree.h b/ctree.h
index a8454c40..90cc2c9b 100644
--- a/ctree.h
+++ b/ctree.h
@@ -136,8 +136,8 @@ struct node {
* owner of the block and the number of references
*/
struct extent_item {
- u32 refs;
- u64 owner;
+ __le32 refs;
+ __le64 owner;
} __attribute__ ((__packed__));
/*
@@ -153,6 +153,26 @@ struct ctree_path {
int slots[MAX_LEVEL];
};
+static inline u64 btrfs_extent_owner(struct extent_item *ei)
+{
+ return le64_to_cpu(ei->owner);
+}
+
+static inline void btrfs_set_extent_owner(struct extent_item *ei, u64 val)
+{
+ ei->owner = cpu_to_le64(val);
+}
+
+static inline u32 btrfs_extent_refs(struct extent_item *ei)
+{
+ return le32_to_cpu(ei->refs);
+}
+
+static inline void btrfs_set_extent_refs(struct extent_item *ei, u32 val)
+{
+ ei->refs = cpu_to_le32(val);
+}
+
static inline u64 btrfs_node_blockptr(struct node *n, int nr)
{
return le64_to_cpu(n->blockptrs[nr]);