diff options
author | Andrea Bastoni <bastoni@cs.unc.edu> | 2010-05-30 19:16:45 -0400 |
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committer | Andrea Bastoni <bastoni@cs.unc.edu> | 2010-05-30 19:16:45 -0400 |
commit | ada47b5fe13d89735805b566185f4885f5a3f750 (patch) | |
tree | 644b88f8a71896307d71438e9b3af49126ffb22b /arch/m32r/kernel/sys_m32r.c | |
parent | 43e98717ad40a4ae64545b5ba047c7b86aa44f4f (diff) | |
parent | 3280f21d43ee541f97f8cda5792150d2dbec20d5 (diff) |
Merge branch 'wip-2.6.34' into old-private-masterarchived-private-master
Diffstat (limited to 'arch/m32r/kernel/sys_m32r.c')
-rw-r--r-- | arch/m32r/kernel/sys_m32r.c | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/arch/m32r/kernel/sys_m32r.c b/arch/m32r/kernel/sys_m32r.c index 305ac852bbed..0a00f467edfa 100644 --- a/arch/m32r/kernel/sys_m32r.c +++ b/arch/m32r/kernel/sys_m32r.c | |||
@@ -76,122 +76,6 @@ asmlinkage int sys_tas(int __user *addr) | |||
76 | return oldval; | 76 | return oldval; |
77 | } | 77 | } |
78 | 78 | ||
79 | asmlinkage long sys_mmap2(unsigned long addr, unsigned long len, | ||
80 | unsigned long prot, unsigned long flags, | ||
81 | unsigned long fd, unsigned long pgoff) | ||
82 | { | ||
83 | int error = -EBADF; | ||
84 | struct file *file = NULL; | ||
85 | |||
86 | flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE); | ||
87 | if (!(flags & MAP_ANONYMOUS)) { | ||
88 | file = fget(fd); | ||
89 | if (!file) | ||
90 | goto out; | ||
91 | } | ||
92 | |||
93 | down_write(¤t->mm->mmap_sem); | ||
94 | error = do_mmap_pgoff(file, addr, len, prot, flags, pgoff); | ||
95 | up_write(¤t->mm->mmap_sem); | ||
96 | |||
97 | if (file) | ||
98 | fput(file); | ||
99 | out: | ||
100 | return error; | ||
101 | } | ||
102 | |||
103 | /* | ||
104 | * sys_ipc() is the de-multiplexer for the SysV IPC calls.. | ||
105 | * | ||
106 | * This is really horribly ugly. | ||
107 | */ | ||
108 | asmlinkage int sys_ipc(uint call, int first, int second, | ||
109 | int third, void __user *ptr, long fifth) | ||
110 | { | ||
111 | int version, ret; | ||
112 | |||
113 | version = call >> 16; /* hack for backward compatibility */ | ||
114 | call &= 0xffff; | ||
115 | |||
116 | switch (call) { | ||
117 | case SEMOP: | ||
118 | return sys_semtimedop(first, (struct sembuf __user *)ptr, | ||
119 | second, NULL); | ||
120 | case SEMTIMEDOP: | ||
121 | return sys_semtimedop(first, (struct sembuf __user *)ptr, | ||
122 | second, (const struct timespec __user *)fifth); | ||
123 | case SEMGET: | ||
124 | return sys_semget (first, second, third); | ||
125 | case SEMCTL: { | ||
126 | union semun fourth; | ||
127 | if (!ptr) | ||
128 | return -EINVAL; | ||
129 | if (get_user(fourth.__pad, (void __user * __user *) ptr)) | ||
130 | return -EFAULT; | ||
131 | return sys_semctl (first, second, third, fourth); | ||
132 | } | ||
133 | |||
134 | case MSGSND: | ||
135 | return sys_msgsnd (first, (struct msgbuf __user *) ptr, | ||
136 | second, third); | ||
137 | case MSGRCV: | ||
138 | switch (version) { | ||
139 | case 0: { | ||
140 | struct ipc_kludge tmp; | ||
141 | if (!ptr) | ||
142 | return -EINVAL; | ||
143 | |||
144 | if (copy_from_user(&tmp, | ||
145 | (struct ipc_kludge __user *) ptr, | ||
146 | sizeof (tmp))) | ||
147 | return -EFAULT; | ||
148 | return sys_msgrcv (first, tmp.msgp, second, | ||
149 | tmp.msgtyp, third); | ||
150 | } | ||
151 | default: | ||
152 | return sys_msgrcv (first, | ||
153 | (struct msgbuf __user *) ptr, | ||
154 | second, fifth, third); | ||
155 | } | ||
156 | case MSGGET: | ||
157 | return sys_msgget ((key_t) first, second); | ||
158 | case MSGCTL: | ||
159 | return sys_msgctl (first, second, | ||
160 | (struct msqid_ds __user *) ptr); | ||
161 | case SHMAT: { | ||
162 | ulong raddr; | ||
163 | |||
164 | if (!access_ok(VERIFY_WRITE, (ulong __user *) third, | ||
165 | sizeof(ulong))) | ||
166 | return -EFAULT; | ||
167 | ret = do_shmat (first, (char __user *) ptr, second, &raddr); | ||
168 | if (ret) | ||
169 | return ret; | ||
170 | return put_user (raddr, (ulong __user *) third); | ||
171 | } | ||
172 | case SHMDT: | ||
173 | return sys_shmdt ((char __user *)ptr); | ||
174 | case SHMGET: | ||
175 | return sys_shmget (first, second, third); | ||
176 | case SHMCTL: | ||
177 | return sys_shmctl (first, second, | ||
178 | (struct shmid_ds __user *) ptr); | ||
179 | default: | ||
180 | return -ENOSYS; | ||
181 | } | ||
182 | } | ||
183 | |||
184 | asmlinkage int sys_uname(struct old_utsname __user * name) | ||
185 | { | ||
186 | int err; | ||
187 | if (!name) | ||
188 | return -EFAULT; | ||
189 | down_read(&uts_sem); | ||
190 | err = copy_to_user(name, utsname(), sizeof (*name)); | ||
191 | up_read(&uts_sem); | ||
192 | return err?-EFAULT:0; | ||
193 | } | ||
194 | |||
195 | asmlinkage int sys_cacheflush(void *addr, int bytes, int cache) | 79 | asmlinkage int sys_cacheflush(void *addr, int bytes, int cache) |
196 | { | 80 | { |
197 | /* This should flush more selectively ... */ | 81 | /* This should flush more selectively ... */ |