From: Jerin Jacob <jerin.ja...@caviumnetworks.com> When calibrating the tsc frequency, first, probe the architecture specific rdtsc hz function. if not available, use the existing calibrate scheme to calibrate the tsc frequency.
Signed-off-by: Jerin Jacob <jerin.ja...@caviumnetworks.com> --- lib/librte_eal/common/eal_common_timer.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/lib/librte_eal/common/eal_common_timer.c b/lib/librte_eal/common/eal_common_timer.c index ed0b16d..978edae 100644 --- a/lib/librte_eal/common/eal_common_timer.c +++ b/lib/librte_eal/common/eal_common_timer.c @@ -80,8 +80,11 @@ void set_tsc_freq(void) { - uint64_t freq = get_tsc_freq(); + uint64_t freq; + freq = rte_rdtsc_arch_hz(); + if (!freq) + freq = get_tsc_freq(); if (!freq) freq = estimate_tsc_freq(); -- 1.9.1