summaryrefslogtreecommitdiff
path: root/arch/powerpc/kernel/syscalls.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/kernel/syscalls.c')
-rw-r--r--arch/powerpc/kernel/syscalls.c94
1 files changed, 0 insertions, 94 deletions
diff --git a/arch/powerpc/kernel/syscalls.c b/arch/powerpc/kernel/syscalls.c
index 3370e62e43d4..5251221e7a5a 100644
--- a/arch/powerpc/kernel/syscalls.c
+++ b/arch/powerpc/kernel/syscalls.c
@@ -42,100 +42,6 @@
#include <asm/time.h>
#include <asm/unistd.h>
-/*
- * sys_ipc() is the de-multiplexer for the SysV IPC calls..
- *
- * This is really horribly ugly.
- */
-int sys_ipc(uint call, int first, unsigned long second, long third,
- void __user *ptr, long fifth)
-{
- int version, ret;
-
- version = call >> 16; /* hack for backward compatibility */
- call &= 0xffff;
-
- ret = -ENOSYS;
- switch (call) {
- case SEMOP:
- ret = sys_semtimedop(first, (struct sembuf __user *)ptr,
- (unsigned)second, NULL);
- break;
- case SEMTIMEDOP:
- ret = sys_semtimedop(first, (struct sembuf __user *)ptr,
- (unsigned)second,
- (const struct timespec __user *) fifth);
- break;
- case SEMGET:
- ret = sys_semget (first, (int)second, third);
- break;
- case SEMCTL: {
- union semun fourth;
-
- ret = -EINVAL;
- if (!ptr)
- break;
- if ((ret = get_user(fourth.__pad, (void __user * __user *)ptr)))
- break;
- ret = sys_semctl(first, (int)second, third, fourth);
- break;
- }
- case MSGSND:
- ret = sys_msgsnd(first, (struct msgbuf __user *)ptr,
- (size_t)second, third);
- break;
- case MSGRCV:
- switch (version) {
- case 0: {
- struct ipc_kludge tmp;
-
- ret = -EINVAL;
- if (!ptr)
- break;
- if ((ret = copy_from_user(&tmp,
- (struct ipc_kludge __user *) ptr,
- sizeof (tmp)) ? -EFAULT : 0))
- break;
- ret = sys_msgrcv(first, tmp.msgp, (size_t) second,
- tmp.msgtyp, third);
- break;
- }
- default:
- ret = sys_msgrcv (first, (struct msgbuf __user *) ptr,
- (size_t)second, fifth, third);
- break;
- }
- break;
- case MSGGET:
- ret = sys_msgget((key_t)first, (int)second);
- break;
- case MSGCTL:
- ret = sys_msgctl(first, (int)second,
- (struct msqid_ds __user *)ptr);
- break;
- case SHMAT: {
- ulong raddr;
- ret = do_shmat(first, (char __user *)ptr, (int)second, &raddr);
- if (ret)
- break;
- ret = put_user(raddr, (ulong __user *) third);
- break;
- }
- case SHMDT:
- ret = sys_shmdt((char __user *)ptr);
- break;
- case SHMGET:
- ret = sys_shmget(first, (size_t)second, third);
- break;
- case SHMCTL:
- ret = sys_shmctl(first, (int)second,
- (struct shmid_ds __user *)ptr);
- break;
- }
-
- return ret;
-}
-
static inline unsigned long do_mmap2(unsigned long addr, size_t len,
unsigned long prot, unsigned long flags,
unsigned long fd, unsigned long off, int shift)