diff options
Diffstat (limited to 'arch/powerpc/kernel/syscalls.c')
-rw-r--r-- | arch/powerpc/kernel/syscalls.c | 94 |
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 @@ | |||
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 | */ | ||
50 | int 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 | |||
139 | static inline unsigned long do_mmap2(unsigned long addr, size_t len, | 45 | static 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) |