PPC32: add system calls for POSIX timer stuff

arch/ppc/kernel/entry.S

@@ -30,6 +30,7 @@
 #include <asm/thread_info.h>
 #include <asm/ppc_asm.h>
 #include <asm/offsets.h>
+#include <asm/unistd.h>
 
 #undef SHOW_SYSCALLS
 #undef SHOW_SYSCALLS_TASK

arch/ppc/kernel/misc.S

@@ -1281,7 +1281,12 @@ _GLOBAL(sys_call_table)
 	.long sys_epoll_ctl
 	.long sys_epoll_wait
  	.long sys_remap_file_pages
-
-	.rept NR_syscalls-(.-sys_call_table)/4
-		.long sys_ni_syscall
-	.endr
+ 	.long sys_timer_create	/* 240 */
+ 	.long sys_timer_settime
+ 	.long sys_timer_gettime
+ 	.long sys_timer_getoverrun
+ 	.long sys_timer_delete
+ 	.long sys_clock_settime	/* 245 */
+ 	.long sys_clock_gettime
+ 	.long sys_clock_getres
+ 	.long sys_clock_nanosleep

include/asm-ppc/posix_types.h

@@ -21,6 +21,8 @@ typedef long		__kernel_ptrdiff_t;
 typedef long		__kernel_time_t;
 typedef long		__kernel_suseconds_t;
 typedef long		__kernel_clock_t;
+typedef int		__kernel_timer_t;
+typedef int		__kernel_clockid_t;
 typedef int		__kernel_daddr_t;
 typedef char *		__kernel_caddr_t;
 typedef short             __kernel_ipc_pid_t;

include/asm-ppc/unistd.h

@@ -244,6 +244,17 @@
 #define __NR_epoll_ctl		237
 #define __NR_epoll_wait		238
 #define __NR_remap_file_pages	239
+#define __NR_timer_create	240
+#define __NR_timer_settime	241
+#define __NR_timer_gettime	242
+#define __NR_timer_getoverrun	243
+#define __NR_timer_delete	244
+#define __NR_clock_settime	245
+#define __NR_clock_gettime	246
+#define __NR_clock_getres	247
+#define __NR_clock_nanosleep	248
+
+#define __NR_syscalls		249
 
 #define __NR(n)	#n
 
@@ -418,6 +429,7 @@ type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5)	\
 #ifdef __KERNEL__
 
 #define __NR__exit __NR_exit
+#define NR_syscalls	__NR_syscalls
 
 /*
  * Forking from kernel space will result in the child getting a new,