parisc: switch to available compat_sched_rr_get_interval implementation

Signed-off-by: NHelge Deller <deller@gmx.de>

arch/parisc/include/asm/unistd.h

@@ -149,6 +149,7 @@ type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5)	\
 #define __ARCH_WANT_SYS_SIGNAL
 #define __ARCH_WANT_SYS_TIME
 #define __ARCH_WANT_COMPAT_SYS_TIME
+#define __ARCH_WANT_COMPAT_SYS_SCHED_RR_GET_INTERVAL
 #define __ARCH_WANT_SYS_UTIME
 #define __ARCH_WANT_SYS_WAITPID
 #define __ARCH_WANT_SYS_SOCKETCALL

arch/parisc/kernel/sys_parisc32.c

@@ -60,18 +60,6 @@ asmlinkage long sys32_unimplemented(int r26, int r25, int r24, int r23,
     return -ENOSYS;
 }
 
-asmlinkage long sys32_sched_rr_get_interval(pid_t pid,
-	struct compat_timespec __user *interval)
-{
-	struct timespec t;
-	int ret;
-
-	KERNEL_SYSCALL(ret, sys_sched_rr_get_interval, pid, (struct timespec __user *)&t);
-	if (put_compat_timespec(&t, interval))
-		return -EFAULT;
-	return ret;
-}
-
 asmlinkage int sys32_sendfile(int out_fd, int in_fd, compat_off_t __user *offset, s32 count)
 {
         mm_segment_t old_fs = get_fs();

arch/parisc/kernel/syscall_table.S

@@ -247,10 +247,7 @@
 	ENTRY_SAME(sched_yield)
 	ENTRY_SAME(sched_get_priority_max)
 	ENTRY_SAME(sched_get_priority_min)	/* 160 */
-	/* These 2 would've worked if someone had defined struct timespec
-	 * carefully, like timeval for example (which is about the same).
-	 * Unfortunately it contains a long :-( */
-	ENTRY_DIFF(sched_rr_get_interval)
+	ENTRY_COMP(sched_rr_get_interval)
 	ENTRY_COMP(nanosleep)
 	ENTRY_SAME(mremap)
 	ENTRY_SAME(setresuid)