From: Glauber Costa <gcosta@redhat.com>
Date: Mon, 30 Jun 2008 20:34:39 +0000 (-0300)
Subject: x86: introduce likely in macro.
X-Git-Tag: v2.6.27-rc1~1106^2~46^2~17
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8b0a8aaf05325a1a96f53b45708f77599da35161;p=linux-2.6

x86: introduce likely in macro.

Put the likely hint in access_ok. Just for
bisectability.

Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

diff --git a/include/asm-x86/uaccess_64.h b/include/asm-x86/uaccess_64.h
index dc6dde0583..0077dbe935 100644
--- a/include/asm-x86/uaccess_64.h
+++ b/include/asm-x86/uaccess_64.h
@@ -48,7 +48,7 @@
 	flag;								\
 })
 
-#define access_ok(type, addr, size) (__range_not_ok(addr, size) == 0)
+#define access_ok(type, addr, size) (likely(__range_not_ok(addr, size) == 0))
 
 /*
  * The exception table consists of pairs of addresses: the first is the