include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit...

[safe/jmp/linux-2.6] / arch / mips / kernel / linux32.c

diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c
index 6242bc6..c2dab14 100644 (file)
--- a/arch/mips/kernel/linux32.c
+++ b/arch/mips/kernel/linux32.c
@@ -9,14 +9,12 @@
 #include <linux/mm.h>
 #include <linux/errno.h>
 #include <linux/file.h>
-#include <linux/smp_lock.h>
 #include <linux/highuid.h>
 #include <linux/resource.h>
 #include <linux/highmem.h>
 #include <linux/time.h>
 #include <linux/times.h>
 #include <linux/poll.h>
-#include <linux/slab.h>
 #include <linux/skbuff.h>
 #include <linux/filter.h>
 #include <linux/shm.h>
@@ -35,6 +33,7 @@
 #include <linux/compat.h>
 #include <linux/vfs.h>
 #include <linux/ipc.h>
+#include <linux/slab.h>
 
 #include <net/sock.h>
 #include <net/scm.h>
@@ -67,28 +66,13 @@ SYSCALL_DEFINE6(32_mmap2, unsigned long, addr, unsigned long, len,
        unsigned long, prot, unsigned long, flags, unsigned long, fd,
        unsigned long, pgoff)
 {
-       struct file * file = NULL;
        unsigned long error;
 
        error = -EINVAL;
        if (pgoff & (~PAGE_MASK >> 12))
                goto out;
-       pgoff >>= PAGE_SHIFT-12;
-
-       if (!(flags & MAP_ANONYMOUS)) {
-               error = -EBADF;
-               file = fget(fd);
-               if (!file)
-                       goto out;
-       }
-       flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE);
-
-       down_write(&current->mm->mmap_sem);
-       error = do_mmap_pgoff(file, addr, len, prot, flags, pgoff);
-       up_write(&current->mm->mmap_sem);
-       if (file)
-               fput(file);
-
+       error = sys_mmap_pgoff(addr, len, prot, flags, fd,
+                              pgoff >> (PAGE_SHIFT-12));
 out:
        return error;
 }
@@ -265,83 +249,6 @@ SYSCALL_DEFINE5(n32_msgrcv, int, msqid, u32, msgp, size_t, msgsz,
 }
 #endif
 
-struct sysctl_args32
-{
-       compat_caddr_t name;
-       int nlen;
-       compat_caddr_t oldval;
-       compat_caddr_t oldlenp;
-       compat_caddr_t newval;
-       compat_size_t newlen;
-       unsigned int __unused[4];
-};
-
-#ifdef CONFIG_SYSCTL_SYSCALL
-
-SYSCALL_DEFINE1(32_sysctl, struct sysctl_args32 __user *, args)
-{
-       struct sysctl_args32 tmp;
-       int error;
-       size_t oldlen;
-       size_t __user *oldlenp = NULL;
-       unsigned long addr = (((unsigned long)&args->__unused[0]) + 7) & ~7;
-
-       if (copy_from_user(&tmp, args, sizeof(tmp)))
-               return -EFAULT;
-
-       if (tmp.oldval && tmp.oldlenp) {
-               /* Duh, this is ugly and might not work if sysctl_args
-                  is in read-only memory, but do_sysctl does indirectly
-                  a lot of uaccess in both directions and we'd have to
-                  basically copy the whole sysctl.c here, and
-                  glibc's __sysctl uses rw memory for the structure
-                  anyway.  */
-               if (get_user(oldlen, (u32 __user *)A(tmp.oldlenp)) ||
-                   put_user(oldlen, (size_t __user *)addr))
-                       return -EFAULT;
-               oldlenp = (size_t __user *)addr;
-       }
-
-       lock_kernel();
-       error = do_sysctl((int __user *)A(tmp.name), tmp.nlen, (void __user *)A(tmp.oldval),
-                         oldlenp, (void __user *)A(tmp.newval), tmp.newlen);
-       unlock_kernel();
-       if (oldlenp) {
-               if (!error) {
-                       if (get_user(oldlen, (size_t __user *)addr) ||
-                           put_user(oldlen, (u32 __user *)A(tmp.oldlenp)))
-                               error = -EFAULT;
-               }
-               copy_to_user(args->__unused, tmp.__unused, sizeof(tmp.__unused));
-       }
-       return error;
-}
-
-#else
-
-SYSCALL_DEFINE1(32_sysctl, struct sysctl_args32 __user *, args)
-{
-       return -ENOSYS;
-}
-
-#endif /* CONFIG_SYSCTL_SYSCALL */
-
-SYSCALL_DEFINE1(32_newuname, struct new_utsname __user *, name)
-{
-       int ret = 0;
-
-       down_read(&uts_sem);
-       if (copy_to_user(name, utsname(), sizeof *name))
-               ret = -EFAULT;
-       up_read(&uts_sem);
-
-       if (current->personality == PER_LINUX32 && !ret)
-               if (copy_to_user(name->machine, "mips\0\0\0", 8))
-                       ret = -EFAULT;
-
-       return ret;
-}
-
 SYSCALL_DEFINE1(32_personality, unsigned long, personality)
 {
        int ret;
@@ -428,3 +335,9 @@ _sys32_clone(nabi_no_regargs struct pt_regs regs)
        return do_fork(clone_flags, newsp, &regs, 0,
                       parent_tidptr, child_tidptr);
 }
+
+asmlinkage long sys32_lookup_dcookie(u32 a0, u32 a1, char __user *buf,
+       size_t len)
+{
+       return sys_lookup_dcookie(merge_64(a0, a1), buf, len);
+}