README: update

[fio.git] / arch / arch-x86.h

diff --git a/arch/arch-x86.h b/arch/arch-x86.h
index aa106920aeaf5cae6a1159d64bb9818196be3be5..8eea5381f41a75443a4cd200286b4690d62ffd79 100644 (file)
--- a/arch/arch-x86.h
+++ b/arch/arch-x86.h
@@ -1,7 +1,9 @@
 #ifndef ARCH_X86_H
 #define ARCH_X86_H
 
-#define ARCH   (arch_i386)
+#include "arch-x86-common.h"
+
+#define FIO_ARCH       (arch_i386)
 
 #ifndef __NR_ioprio_set
 #define __NR_ioprio_set                289
@@ -18,23 +20,27 @@
 #define __NR_sys_vmsplice      316
 #endif
 
-#ifndef __NR_async_exec
-#define __NR_async_exec                320
-#define __NR_async_wait                321
-#define __NR_umem_add          322
-#define __NR_async_thread      323
-#endif
-
 #define        FIO_HUGE_PAGE           4194304
 
-#define FIO_HAVE_SYSLET
+#define nop            __asm__ __volatile__("rep;nop": : :"memory")
+#define read_barrier() __asm__ __volatile__("": : :"memory")
+#define write_barrier()        __asm__ __volatile__("": : :"memory")
 
-#define nop    __asm__ __volatile__("rep;nop": : :"memory")
-
-static inline unsigned long ffz(unsigned long bitmask)
+static inline unsigned long arch_ffz(unsigned long bitmask)
 {
        __asm__("bsfl %1,%0" :"=r" (bitmask) :"r" (~bitmask));
        return bitmask;
 }
 
+static inline unsigned long long get_cpu_clock(void)
+{
+       unsigned long long ret;
+
+       __asm__ __volatile__("rdtsc" : "=A" (ret));
+       return ret;
+}
+
+#define ARCH_HAVE_FFZ
+#define ARCH_HAVE_CPU_CLOCK
+
 #endif