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#ifndef __BTRFS_I__ #define __BTRFS_I__ struct btrfs_inode { u32 magic; struct inode vfs_inode; u32 magic2; }; static inline struct btrfs_inode *BTRFS_I(struct inode *inode) { return container_of(inode, struct btrfs_inode, vfs_inode); } #endif