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-rw-r--r--fs/btrfs/ctree.h13
1 files changed, 12 insertions, 1 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index f0fb1978553..7eda51542d1 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -447,7 +447,18 @@ struct btrfs_root {
#define btrfs_set_opt(o, opt) ((o) |= BTRFS_MOUNT_##opt)
#define btrfs_test_opt(root, opt) ((root)->fs_info->mount_opt & \
BTRFS_MOUNT_##opt)
-
+/*
+ * Inode flags
+ */
+#define BTRFS_INODE_NODATASUM 0x1
+#define BTRFS_INODE_NODATACOW 0x2
+
+#define btrfs_clear_flag(inode, flag) (BTRFS_I(inode)->flags &= \
+ ~BTRFS_INODE_##flag)
+#define btrfs_set_flag(inode, flag) (BTRFS_I(inode)->flags |= \
+ BTRFS_INODE_##flag)
+#define btrfs_test_flag(inode, flag) (BTRFS_I(inode)->flags & \
+ BTRFS_INODE_##flag)
/* some macros to generate set/get funcs for the struct fields. This
* assumes there is a lefoo_to_cpu for every type, so lets make a simple
* one for u8: