[POWERPC] Clean up unused ROUND_UP, NAME_OFFSET macros in arch/powerpc

Unused ROUND_UP, NAME_OFFSET macro cleanup

Signed-off-by: Milind Arun Choudhary <[e-mail]>
Signed-off-by: Paul Mackerras <[e-mail]>

arch/powerpc/kernel/sys_ppc32.c

···
 #include <asm/ppc-pci.h>
 #include <asm/syscalls.h>
 
-/* readdir & getdents */
-#define NAME_OFFSET(de) ((int) ((de)->d_name - (char __user *) (de)))
-#define ROUND_UP(x) (((x)+sizeof(u32)-1) & ~(sizeof(u32)-1))
-
 struct old_linux_dirent32 {
 	u32		d_ino;
 	u32		d_offset;