X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=arch%2Farch-x86_64.h;h=f2dcf497f63ec89ca88c8c3817de407c7a1d80c9;hp=216e74e2e32a409d1d7bbee30aa38f771cafdb40;hb=0ce8b119b65849e537cab628a176a0ec4238aab0;hpb=3b02d57453fc574331020c3d842a27c67846a4b7

diff --git a/arch/arch-x86_64.h b/arch/arch-x86_64.h
index 216e74e2..f2dcf497 100644
--- a/arch/arch-x86_64.h
+++ b/arch/arch-x86_64.h
@@ -33,11 +33,22 @@
 #define read_barrier()	__asm__ __volatile__("lfence":::"memory")
 #define write_barrier()	__asm__ __volatile__("sfence":::"memory")
 
-static inline unsigned int arch_ffz(unsigned int bitmask)
+static inline unsigned long arch_ffz(unsigned long bitmask)
 {
-	__asm__("bsfl %1,%0" :"=r" (bitmask) :"r" (~bitmask));
+	__asm__("bsf %1,%0" :"=r" (bitmask) :"r" (~bitmask));
 	return bitmask;
 }
+
+static inline unsigned long long get_cpu_clock(void)
+{
+	unsigned int lo, hi;
+
+	__asm__ __volatile__("rdtsc" : "=a" (lo), "=d" (hi));
+	return ((unsigned long long) hi << 32ULL) | lo;
+}
+
 #define ARCH_HAVE_FFZ
+#define ARCH_HAVE_SSE4_2
+#define ARCH_HAVE_CPU_CLOCK
 
 #endif