Compat futex

[urcu.git] / urcu / arch_x86.h

diff --git a/urcu/arch_x86.h b/urcu/arch_x86.h
index 66b27d5574df9d0b90820e0020282ec79616167f..4ba08f7a288796186aeda16679d3fe8a7d558506 100644 (file)
--- a/urcu/arch_x86.h
+++ b/urcu/arch_x86.h
@@ -23,9 +23,8 @@
  */
 
 #include <urcu/compiler.h>
+#include <urcu/config.h>
 
-/* Assume P4 or newer */
-#define CONFIG_HAVE_FENCE 1
 #define CONFIG_HAVE_MEM_COHERENCY
 
 #define CACHE_LINE_SIZE        128
@@ -34,7 +33,7 @@
 #define BITS_PER_LONG  (__SIZEOF_LONG__ * 8)
 #endif
 
-#ifdef CONFIG_HAVE_FENCE
+#ifdef CONFIG_URCU_HAVE_FENCE
 #define mb()    asm volatile("mfence":::"memory")
 #define rmb()   asm volatile("lfence":::"memory")
 #define wmb()   asm volatile("sfence"::: "memory")
@@ -63,10 +62,7 @@
 #define rmc()  barrier()
 #define wmc()  barrier()
 
-/* Assume SMP machine, given we don't have this information */
-#define CONFIG_SMP 1
-
-#ifdef CONFIG_SMP
+#ifdef CONFIG_URCU_SMP
 #define smp_mb()       mb()
 #define smp_rmb()      rmb()
 #define smp_wmb()      wmb()