diff options
author | James Morris <jmorris@namei.org> | 2010-03-31 08:39:27 +1100 |
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committer | James Morris <jmorris@namei.org> | 2010-03-31 08:39:27 +1100 |
commit | d25d6fa1a95f465ff1ec4458ca15e30b2c8dffec (patch) | |
tree | 7362b182dedd825fc762ef7706830837e42943af /arch/sh/kernel/sys_sh.c | |
parent | 225a9be24d799aa16d543c31fb09f0c9ed1d9caa (diff) | |
parent | 2eaa9cfdf33b8d7fb7aff27792192e0019ae8fc6 (diff) |
Merge branch 'master' into next
Diffstat (limited to 'arch/sh/kernel/sys_sh.c')
-rw-r--r-- | arch/sh/kernel/sys_sh.c | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/arch/sh/kernel/sys_sh.c b/arch/sh/kernel/sys_sh.c index 71399cde03b5..81f58371613d 100644 --- a/arch/sh/kernel/sys_sh.c +++ b/arch/sh/kernel/sys_sh.c @@ -53,110 +53,6 @@ asmlinkage long sys_mmap2(unsigned long addr, unsigned long len, return sys_mmap_pgoff(addr, len, prot, flags, fd, pgoff); } -/* - * 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; - - if (call <= SEMTIMEDOP) - 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); - } - default: - return -EINVAL; - } - - if (call <= MSGCTL) - switch (call) { - 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); - default: - return -EINVAL; - } - if (call <= SHMCTL) - switch (call) { - 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: /* iBCS2 emulator entry point */ - if (!segment_eq(get_fs(), get_ds())) - return -EINVAL; - return do_shmat (first, (char __user *) ptr, - second, (ulong *) third); - } - 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 -EINVAL; - } - - return -EINVAL; -} - /* sys_cacheflush -- flush (part of) the processor cache. */ asmlinkage int sys_cacheflush(unsigned long addr, unsigned long len, int op) { @@ -197,14 +93,3 @@ asmlinkage int sys_cacheflush(unsigned long addr, unsigned long len, int op) up_read(¤t->mm->mmap_sem); return 0; } - -asmlinkage int sys_uname(struct old_utsname __user *name) -{ - int err; - if (!name) - return -EFAULT; - down_read(&uts_sem); - err = copy_to_user(name, utsname(), sizeof(*name)); - up_read(&uts_sem); - return err?-EFAULT:0; -} |