[ARM] armv7: add dedicated ARMv7 barrier instructions

[powerpc.git] / include / asm-powerpc / compat.h

diff --git a/include/asm-powerpc/compat.h b/include/asm-powerpc/compat.h
index accb80c..aacaabd 100644 (file)
--- a/include/asm-powerpc/compat.h
+++ b/include/asm-powerpc/compat.h
@@ -126,6 +126,11 @@ static inline void __user *compat_ptr(compat_uptr_t uptr)
        return (void __user *)(unsigned long)uptr;
 }
 
+static inline compat_uptr_t ptr_to_compat(void __user *uptr)
+{
+       return (u32)(unsigned long)uptr;
+}
+
 static inline void __user *compat_alloc_user_space(long len)
 {
        struct pt_regs *regs = current->thread.regs;