From: Ingo Molnar <mingo@elte.hu>

Add ptr_to_compat() - needed by the new robust futex code.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---

 include/asm-mips/compat.h |    5 +++++
 1 files changed, 5 insertions(+)

diff -puN include/asm-mips/compat.h~mips-add-ptr-compatpatch include/asm-mips/compat.h
--- devel/include/asm-mips/compat.h~mips-add-ptr-compatpatch	2006-02-21 17:00:39.000000000 -0800
+++ devel-akpm/include/asm-mips/compat.h	2006-02-21 17:00:39.000000000 -0800
@@ -133,6 +133,11 @@ static inline void *compat_ptr(compat_up
 	return (void *)(long)uptr;
 }
 
+static inline compat_uptr_t ptr_to_compat(void __user *uptr)
+{
+	return (u32)(unsigned long)uptr;
+}
+
 static inline void *compat_alloc_user_space(long len)
 {
 	struct pt_regs *regs = (struct pt_regs *)
_