#ifndef TOOLS_PERF_ARCH_X86_UTIL_TSC_H__ #define TOOLS_PERF_ARCH_X86_UTIL_TSC_H__ #include <linux/types.h> struct perf_tsc_conversion { u16 time_shift; u32 time_mult; u64 time_zero; }; struct perf_event_mmap_page; int perf_read_tsc_conversion(const struct perf_event_mmap_page *pc, struct perf_tsc_conversion *tc); #endif /* TOOLS_PERF_ARCH_X86_UTIL_TSC_H__ */