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-rw-r--r--arch/powerpc/include/asm/syscalls.h2
-rw-r--r--arch/powerpc/include/asm/unistd.h1
-rw-r--r--arch/powerpc/kernel/syscalls.c94
3 files changed, 1 insertions, 96 deletions
diff --git a/arch/powerpc/include/asm/syscalls.h b/arch/powerpc/include/asm/syscalls.h
index eb8eb400c664..23bb74e7f946 100644
--- a/arch/powerpc/include/asm/syscalls.h
+++ b/arch/powerpc/include/asm/syscalls.h
@@ -35,8 +35,6 @@ asmlinkage long sys_pipe2(int __user *fildes, int flags);
35asmlinkage long sys_rt_sigaction(int sig, 35asmlinkage long sys_rt_sigaction(int sig,
36 const struct sigaction __user *act, 36 const struct sigaction __user *act,
37 struct sigaction __user *oact, size_t sigsetsize); 37 struct sigaction __user *oact, size_t sigsetsize);
38asmlinkage int sys_ipc(uint call, int first, unsigned long second,
39 long third, void __user *ptr, long fifth);
40asmlinkage long ppc64_personality(unsigned long personality); 38asmlinkage long ppc64_personality(unsigned long personality);
41asmlinkage int ppc_rtas(struct rtas_args __user *uargs); 39asmlinkage int ppc_rtas(struct rtas_args __user *uargs);
42asmlinkage time_t sys64_time(time_t __user * tloc); 40asmlinkage time_t sys64_time(time_t __user * tloc);
diff --git a/arch/powerpc/include/asm/unistd.h b/arch/powerpc/include/asm/unistd.h
index f6ca76176766..c13821fe8741 100644
--- a/arch/powerpc/include/asm/unistd.h
+++ b/arch/powerpc/include/asm/unistd.h
@@ -364,6 +364,7 @@
364#define __ARCH_WANT_STAT64 364#define __ARCH_WANT_STAT64
365#define __ARCH_WANT_SYS_ALARM 365#define __ARCH_WANT_SYS_ALARM
366#define __ARCH_WANT_SYS_GETHOSTNAME 366#define __ARCH_WANT_SYS_GETHOSTNAME
367#define __ARCH_WANT_SYS_IPC
367#define __ARCH_WANT_SYS_PAUSE 368#define __ARCH_WANT_SYS_PAUSE
368#define __ARCH_WANT_SYS_SGETMASK 369#define __ARCH_WANT_SYS_SGETMASK
369#define __ARCH_WANT_SYS_SIGNAL 370#define __ARCH_WANT_SYS_SIGNAL
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 @@
42#include <asm/time.h> 42#include <asm/time.h>
43#include <asm/unistd.h> 43#include <asm/unistd.h>
44 44
45/*
46 * sys_ipc() is the de-multiplexer for the SysV IPC calls..
47 *
48 * This is really horribly ugly.
49 */
50int sys_ipc(uint call, int first, unsigned long second, long third,
51 void __user *ptr, long fifth)
52{
53 int version, ret;
54
55 version = call >> 16; /* hack for backward compatibility */
56 call &= 0xffff;
57
58 ret = -ENOSYS;
59 switch (call) {
60 case SEMOP:
61 ret = sys_semtimedop(first, (struct sembuf __user *)ptr,
62 (unsigned)second, NULL);
63 break;
64 case SEMTIMEDOP:
65 ret = sys_semtimedop(first, (struct sembuf __user *)ptr,
66 (unsigned)second,
67 (const struct timespec __user *) fifth);
68 break;
69 case SEMGET:
70 ret = sys_semget (first, (int)second, third);
71 break;
72 case SEMCTL: {
73 union semun fourth;
74
75 ret = -EINVAL;
76 if (!ptr)
77 break;
78 if ((ret = get_user(fourth.__pad, (void __user * __user *)ptr)))
79 break;
80 ret = sys_semctl(first, (int)second, third, fourth);
81 break;
82 }
83 case MSGSND:
84 ret = sys_msgsnd(first, (struct msgbuf __user *)ptr,
85 (size_t)second, third);
86 break;
87 case MSGRCV:
88 switch (version) {
89 case 0: {
90 struct ipc_kludge tmp;
91
92 ret = -EINVAL;
93 if (!ptr)
94 break;
95 if ((ret = copy_from_user(&tmp,
96 (struct ipc_kludge __user *) ptr,
97 sizeof (tmp)) ? -EFAULT : 0))
98 break;
99 ret = sys_msgrcv(first, tmp.msgp, (size_t) second,
100 tmp.msgtyp, third);
101 break;
102 }
103 default:
104 ret = sys_msgrcv (first, (struct msgbuf __user *) ptr,
105 (size_t)second, fifth, third);
106 break;
107 }
108 break;
109 case MSGGET:
110 ret = sys_msgget((key_t)first, (int)second);
111 break;
112 case MSGCTL:
113 ret = sys_msgctl(first, (int)second,
114 (struct msqid_ds __user *)ptr);
115 break;
116 case SHMAT: {
117 ulong raddr;
118 ret = do_shmat(first, (char __user *)ptr, (int)second, &raddr);
119 if (ret)
120 break;
121 ret = put_user(raddr, (ulong __user *) third);
122 break;
123 }
124 case SHMDT:
125 ret = sys_shmdt((char __user *)ptr);
126 break;
127 case SHMGET:
128 ret = sys_shmget(first, (size_t)second, third);
129 break;
130 case SHMCTL:
131 ret = sys_shmctl(first, (int)second,
132 (struct shmid_ds __user *)ptr);
133 break;
134 }
135
136 return ret;
137}
138
139static inline unsigned long do_mmap2(unsigned long addr, size_t len, 45static inline unsigned long do_mmap2(unsigned long addr, size_t len,
140 unsigned long prot, unsigned long flags, 46 unsigned long prot, unsigned long flags,
141 unsigned long fd, unsigned long off, int shift) 47 unsigned long fd, unsigned long off, int shift)
generated by cgit v1.2.2 (git 2.25.0) at 2025-02-25 17:10:27 -0500