summaryrefslogtreecommitdiffstats
path: root/arch/arm
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/include/asm/unistd.h1
-rw-r--r--arch/arm/kernel/sys_arm.c82
-rw-r--r--arch/arm/kernel/sys_oabi-compat.c3
3 files changed, 1 insertions, 85 deletions
diff --git a/arch/arm/include/asm/unistd.h b/arch/arm/include/asm/unistd.h
index e6eeb2d29953..dd2bf53000fe 100644
--- a/arch/arm/include/asm/unistd.h
+++ b/arch/arm/include/asm/unistd.h
@@ -448,6 +448,7 @@
#if !defined(CONFIG_AEABI) || defined(CONFIG_OABI_COMPAT)
#define __ARCH_WANT_SYS_TIME
+#define __ARCH_WANT_SYS_IPC
#define __ARCH_WANT_SYS_OLDUMOUNT
#define __ARCH_WANT_SYS_ALARM
#define __ARCH_WANT_SYS_UTIME
diff --git a/arch/arm/kernel/sys_arm.c b/arch/arm/kernel/sys_arm.c
index a2e0e6f2ea7f..4350f75e578c 100644
--- a/arch/arm/kernel/sys_arm.c
+++ b/arch/arm/kernel/sys_arm.c
@@ -28,88 +28,6 @@
#include <linux/ipc.h>
#include <linux/uaccess.h>
-#if !defined(CONFIG_AEABI) || defined(CONFIG_OABI_COMPAT)
-/*
- * sys_ipc() is the de-multiplexer for the SysV IPC calls..
- *
- * This is really horribly ugly.
- */
-asmlinkage int sys_ipc(uint call, int first, int second, int third,
- void __user *ptr, long fifth)
-{
- int version, ret;
-
- version = call >> 16; /* hack for backward compatibility */
- call &= 0xffff;
-
- switch (call) {
- case SEMOP:
- return sys_semtimedop (first, (struct sembuf __user *)ptr, second, NULL);
- case SEMTIMEDOP:
- return sys_semtimedop(first, (struct sembuf __user *)ptr, second,
- (const struct timespec __user *)fifth);
-
- case SEMGET:
- return sys_semget (first, second, third);
- case SEMCTL: {
- union semun fourth;
- if (!ptr)
- return -EINVAL;
- if (get_user(fourth.__pad, (void __user * __user *) ptr))
- return -EFAULT;
- return sys_semctl (first, second, third, fourth);
- }
-
- case MSGSND:
- return sys_msgsnd(first, (struct msgbuf __user *) ptr,
- second, third);
- case MSGRCV:
- switch (version) {
- case 0: {
- struct ipc_kludge tmp;
- if (!ptr)
- return -EINVAL;
- if (copy_from_user(&tmp,(struct ipc_kludge __user *)ptr,
- sizeof (tmp)))
- return -EFAULT;
- return sys_msgrcv (first, tmp.msgp, second,
- tmp.msgtyp, third);
- }
- default:
- return sys_msgrcv (first,
- (struct msgbuf __user *) ptr,
- second, fifth, third);
- }
- case MSGGET:
- return sys_msgget ((key_t) first, second);
- case MSGCTL:
- return sys_msgctl(first, second, (struct msqid_ds __user *)ptr);
-
- case SHMAT:
- switch (version) {
- default: {
- ulong raddr;
- ret = do_shmat(first, (char __user *)ptr, second, &raddr);
- if (ret)
- return ret;
- return put_user(raddr, (ulong __user *)third);
- }
- case 1: /* Of course, we don't support iBCS2! */
- return -EINVAL;
- }
- case SHMDT:
- return sys_shmdt ((char __user *)ptr);
- case SHMGET:
- return sys_shmget (first, second, third);
- case SHMCTL:
- return sys_shmctl (first, second,
- (struct shmid_ds __user *) ptr);
- default:
- return -ENOSYS;
- }
-}
-#endif
-
/* Fork a new task - this creates a new program thread.
* This is called indirectly via a small wrapper
*/
diff --git a/arch/arm/kernel/sys_oabi-compat.c b/arch/arm/kernel/sys_oabi-compat.c
index d59a0cd537f0..33ff678e32f2 100644
--- a/arch/arm/kernel/sys_oabi-compat.c
+++ b/arch/arm/kernel/sys_oabi-compat.c
@@ -346,9 +346,6 @@ asmlinkage long sys_oabi_semop(int semid, struct oabi_sembuf __user *tsops,
return sys_oabi_semtimedop(semid, tsops, nsops, NULL);
}
-extern asmlinkage int sys_ipc(uint call, int first, int second, int third,
- void __user *ptr, long fifth);
-
asmlinkage int sys_oabi_ipc(uint call, int first, int second, int third,
void __user *ptr, long fifth)
{
OpenPOWER on IntegriCloud