extern char *stat2devnm(struct stat *st);
extern char *fd2devnm(int fd);
+extern int in_initrd(void);
+
#define _ROUND_UP(val, base) (((val) + (base) - 1) & ~(base - 1))
#define ROUND_UP(val, base) _ROUND_UP(val, (typeof(val))(base))
#define ROUND_UP_PTR(ptr, base) ((typeof(ptr)) \