[PATCH] xtensa: remove old syscalls
[linux-3.10.git] / arch / xtensa / kernel / syscalls.c
index abc8ed6..3540d8b 100644 (file)
@@ -46,8 +46,6 @@
 
 extern void do_syscall_trace(void);
 typedef int (*syscall_t)(void *a0,...);
-extern int (*do_syscalls)(struct pt_regs *regs, syscall_t fun,
-                                    int narg);
 extern syscall_t sys_call_table[];
 extern unsigned char sys_narg_table[];
 
@@ -72,10 +70,8 @@ int sys_pipe(int __user *userfds)
 /*
  * Common code for old and new mmaps.
  */
-
-static inline long do_mmap2(unsigned long addr, unsigned long len,
-                           unsigned long prot, unsigned long flags,
-                           unsigned long fd, unsigned long pgoff)
+long sys_mmap2(unsigned long addr, unsigned long len, unsigned long prot,
+              unsigned long flags, unsigned long fd, unsigned long pgoff)
 {
        int error = -EBADF;
        struct file * file = NULL;
@@ -97,29 +93,6 @@ out:
        return error;
 }
 
-unsigned long old_mmap(unsigned long addr, size_t len, int prot,
-                      int flags, int fd, off_t offset)
-{
-       return do_mmap2(addr, len, prot, flags, fd, offset >> PAGE_SHIFT);
-}
-
-long sys_mmap2(unsigned long addr, unsigned long len, unsigned long prot,
-              unsigned long flags, unsigned long fd, unsigned long pgoff)
-{
-       return do_mmap2(addr, len, prot, flags, fd, pgoff);
-}
-
-int sys_fork(struct pt_regs *regs)
-{
-       return do_fork(SIGCHLD, regs->areg[1], regs, 0, NULL, NULL);
-}
-
-int sys_vfork(struct pt_regs *regs)
-{
-       return do_fork(CLONE_VFORK|CLONE_VM|SIGCHLD, regs->areg[1],
-                      regs, 0, NULL, NULL);
-}
-
 int sys_clone(struct pt_regs *regs)
 {
        unsigned long clone_flags;
@@ -162,30 +135,6 @@ int sys_uname(struct old_utsname * name)
        return -EFAULT;
 }
 
-int sys_olduname(struct oldold_utsname * name)
-{
-       int error;
-
-       if (!name)
-               return -EFAULT;
-       if (!access_ok(VERIFY_WRITE,name,sizeof(struct oldold_utsname)))
-               return -EFAULT;
-
-       error = __copy_to_user(&name->sysname,&system_utsname.sysname,__OLD_UTS_LEN);
-       error -= __put_user(0,name->sysname+__OLD_UTS_LEN);
-       error -= __copy_to_user(&name->nodename,&system_utsname.nodename,__OLD_UTS_LEN);
-       error -= __put_user(0,name->nodename+__OLD_UTS_LEN);
-       error -= __copy_to_user(&name->release,&system_utsname.release,__OLD_UTS_LEN);
-       error -= __put_user(0,name->release+__OLD_UTS_LEN);
-       error -= __copy_to_user(&name->version,&system_utsname.version,__OLD_UTS_LEN);
-       error -= __put_user(0,name->version+__OLD_UTS_LEN);
-       error -= __copy_to_user(&name->machine,&system_utsname.machine,__OLD_UTS_LEN);
-       error -= __put_user(0,name->machine+__OLD_UTS_LEN);
-
-       return error ? -EFAULT : 0;
-}
-
-
 /*
  * Build the string table for the builtin "poor man's strace".
  */
@@ -319,100 +268,3 @@ void system_call (struct pt_regs *regs)
        regs->areg[2] = res;
        do_syscall_trace();
 }
-
-/*
- * sys_ipc() is the de-multiplexer for the SysV IPC calls..
- *
- * This is really horribly ugly.
- */
-
-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;
-       ret = -ENOSYS;
-
-       switch (call) {
-       case SEMOP:
-               ret = sys_semtimedop (first, (struct sembuf __user *)ptr,
-                                    second, NULL);
-               break;
-
-       case SEMTIMEDOP:
-               ret = sys_semtimedop (first, (struct sembuf __user *)ptr,
-                                     second, (const struct timespec *) fifth);
-               break;
-
-       case SEMGET:
-               ret = sys_semget (first, second, third);
-               break;
-
-       case SEMCTL: {
-               union semun fourth;
-
-               if (ptr && !get_user(fourth.__pad, (void *__user *) ptr))
-                       ret = sys_semctl (first, second, third, fourth);
-               break;
-               }
-
-       case MSGSND:
-               ret = sys_msgsnd (first, (struct msgbuf __user*) ptr,
-                                 second, third);
-               break;
-
-       case MSGRCV:
-               switch (version) {
-               case 0: {
-                       struct ipc_kludge tmp;
-
-                       if (ptr && !copy_from_user(&tmp,
-                                          (struct ipc_kludge *) ptr,
-                                          sizeof (tmp)))
-                               ret = sys_msgrcv (first, tmp.msgp, second,
-                                                 tmp.msgtyp, third);
-                       break;
-                       }
-
-               default:
-                       ret = sys_msgrcv (first, (struct msgbuf __user *) ptr,
-                                         second, 0, third);
-                       break;
-               }
-               break;
-
-       case MSGGET:
-               ret = sys_msgget ((key_t) first, second);
-               break;
-
-       case MSGCTL:
-               ret = sys_msgctl (first, second, (struct msqid_ds __user*) ptr);
-               break;
-
-       case SHMAT: {
-               ulong raddr;
-               ret = do_shmat (first, (char __user *) ptr, second, &raddr);
-
-               if (!ret)
-                       ret = put_user (raddr, (ulong __user *) third);
-
-               break;
-               }
-
-       case SHMDT:
-               ret = sys_shmdt ((char __user *)ptr);
-               break;
-
-       case SHMGET:
-               ret = sys_shmget (first, second, third);
-               break;
-
-       case SHMCTL:
-               ret = sys_shmctl (first, second, (struct shmid_ds __user*) ptr);
-               break;
-       }
-       return ret;
-}
-