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authorJames Morris <james.l.morris@oracle.com>2014-11-19 21:32:12 +1100
committerJames Morris <james.l.morris@oracle.com>2014-11-19 21:32:12 +1100
commitb10778a00d40b3d9fdaaf5891e802794781ff71c (patch)
tree6ba4cbac86eecedc3f30650e7f764ecf00c83898 /arch/x86/include/asm/cmpxchg.h
parent594081ee7145cc30a3977cb4e218f81213b63dc5 (diff)
parentbfe01a5ba2490f299e1d2d5508cbbbadd897bbe9 (diff)
Merge commit 'v3.17' into next
Diffstat (limited to 'arch/x86/include/asm/cmpxchg.h')
-rw-r--r--arch/x86/include/asm/cmpxchg.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/include/asm/cmpxchg.h b/arch/x86/include/asm/cmpxchg.h
index d47786acb016..99c105d78b7e 100644
--- a/arch/x86/include/asm/cmpxchg.h
+++ b/arch/x86/include/asm/cmpxchg.h
@@ -4,6 +4,8 @@
#include <linux/compiler.h>
#include <asm/alternative.h> /* Provides LOCK_PREFIX */
+#define __HAVE_ARCH_CMPXCHG 1
+
/*
* Non-existant functions to indicate usage errors at link time
* (or compile-time if the compiler implements __compiletime_error().
@@ -143,7 +145,6 @@ extern void __add_wrong_size(void)
# include <asm/cmpxchg_64.h>
#endif
-#ifdef __HAVE_ARCH_CMPXCHG
#define cmpxchg(ptr, old, new) \
__cmpxchg(ptr, old, new, sizeof(*(ptr)))
@@ -152,7 +153,6 @@ extern void __add_wrong_size(void)
#define cmpxchg_local(ptr, old, new) \
__cmpxchg_local(ptr, old, new, sizeof(*(ptr)))
-#endif
/*
* xadd() adds "inc" to "*ptr" and atomically returns the previous