Use 'o' consistently in fixup_options()

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

diff --git a/arch/arch-x86.h b/arch/arch-x86.h
index 4d7ea49dd1cdde71d004050875a95dc9c4c3ea80..9631437e857879b27b110eba4885fc53a363a43b 100644 (file)
--- a/arch/arch-x86.h
+++ b/arch/arch-x86.h
@@ -30,6 +30,15 @@
 #define FIO_HAVE_SYSLET
 
 #define nop            __asm__ __volatile__("rep;nop": : :"memory")
-#define read_barrier() asm volatile ("": : :"memory")
+#define read_barrier() __asm__ __volatile__("": : :"memory")
+#define write_barrier()        __asm__ __volatile__("": : :"memory")
+
+static inline unsigned long arch_ffz(unsigned long bitmask)
+{
+       __asm__("bsfl %1,%0" :"=r" (bitmask) :"r" (~bitmask));
+       return bitmask;
+}
+#define ARCH_HAVE_FFZ
+#define ARCH_HAVE_SSE
 
 #endif