From: Ingo Molnar <mingo@elte.hu>
Date: Mon, 27 Mar 2006 09:16:13 +0000 (-0800)
Subject: [PATCH] mips: add ptr_to_compat()
X-Git-Tag: v2.6.17-rc1~384
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=62ac285f3c701f0457a15fe01baa64a965c4f5f1;p=linux-2.6-omap-h63xx.git

[PATCH] mips: add ptr_to_compat()

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>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/include/asm-mips/compat.h b/include/asm-mips/compat.h
index 0012bd804d2..986511db54a 100644
--- a/include/asm-mips/compat.h
+++ b/include/asm-mips/compat.h
@@ -133,6 +133,11 @@ static inline void __user *compat_ptr(compat_uptr_t uptr)
 	return (void __user *)(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 = (struct pt_regs *)