X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=arch%2Farch-x86_64.h;h=6dbeee06a6ed2999de25909287b6431828b30107;hp=457714c80506cebc0c81f5e88ceca537643ac83c;hb=f57d6f943806727b70d3d15230dcac09b22fab1a;hpb=419484b934222e589f0b718e9494b045df176167

diff --git a/arch/arch-x86_64.h b/arch/arch-x86_64.h
index 457714c8..6dbeee06 100644
--- a/arch/arch-x86_64.h
+++ b/arch/arch-x86_64.h
@@ -38,7 +38,17 @@ static inline unsigned int arch_ffz(unsigned int bitmask)
 	__asm__("bsfl %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_SSE
+#define ARCH_HAVE_SSE4_2
+#define ARCH_HAVE_CPU_CLOCK
 
 #endif