ext4_free_inode  2542 fs/ext4/ext4.h extern void ext4_free_inode(handle_t *, struct inode *);
ext4_free_inode   342 fs/ext4/inode.c 		ext4_free_inode(handle, inode);
ext4_free_inode   109 include/trace/events/ext4.h TRACE_EVENT(ext4_free_inode,