art_ns             34 arch/x86/include/asm/tsc.h extern struct system_counterval_t convert_art_ns_to_tsc(u64 art_ns);
art_ns           1256 arch/x86/kernel/tsc.c struct system_counterval_t convert_art_ns_to_tsc(u64 art_ns)
art_ns           1260 arch/x86/kernel/tsc.c 	rem = do_div(art_ns, USEC_PER_SEC);
art_ns           1262 arch/x86/kernel/tsc.c 	res = art_ns * tsc_khz;