Add simple stripe size parameter

1 files changed, 15 insertions, 0 deletions

diff --git a/ctree.h b/ctree.h
index 2f55b15e..fb972c1d 100644
--- a/ctree.h
+++ b/ctree.h
@@ -122,6 +122,7 @@ struct btrfs_super_block {
 	__le32 sectorsize;
 	__le32 nodesize;
 	__le32 leafsize;
+	__le32 stripesize;
 	u8 root_level;
 } __attribute__ ((__packed__));
 
@@ -324,6 +325,9 @@ struct btrfs_root {
 	/* leaf allocations are done in leafsize units */
 	u32 leafsize;
 
+	/* leaf allocations are done in leafsize units */
+	u32 stripesize;
+
 	int ref_cows;
 	u32 type;
 };
@@ -903,6 +907,17 @@ static inline void btrfs_set_super_leafsize(struct btrfs_super_block *s,
 	s->leafsize = cpu_to_le32(val);
 }
 
+static inline u32 btrfs_super_stripesize(struct btrfs_super_block *s)
+{
+	return le32_to_cpu(s->stripesize);
+}
+
+static inline void btrfs_set_super_stripesize(struct btrfs_super_block *s,
+						u32 val)
+{
+	s->stripesize = cpu_to_le32(val);
+}
+
 static inline u64 btrfs_super_root_dir(struct btrfs_super_block *s)
 {
 	return le64_to_cpu(s->root_dir_objectid);