x86: remove the now unused X86_FEATURE_SYNC_RDTSC

we need to know whether RDTSC is synchronous or not.

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

diff --git a/include/asm-x86/cpufeature.h b/include/asm-x86/cpufeature.h
index c1a7e07..93c143f 100644 (file)
--- a/include/asm-x86/cpufeature.h
+++ b/include/asm-x86/cpufeature.h
@@ -77,7 +77,7 @@
 #define X86_FEATURE_PEBS       (3*32+12)  /* Precise-Event Based Sampling */
 #define X86_FEATURE_BTS                (3*32+13)  /* Branch Trace Store */
 /* 14 free */
-#define X86_FEATURE_SYNC_RDTSC (3*32+15)  /* RDTSC synchronizes the CPU */
+/* 15 free */
 #define X86_FEATURE_REP_GOOD   (3*32+16) /* rep microcode works well on this CPU */
 #define X86_FEATURE_MFENCE_RDTSC (3*32+17) /* Mfence synchronizes RDTSC */
 #define X86_FEATURE_LFENCE_RDTSC (3*32+18) /* Lfence synchronizes RDTSC */