02/05/2019 21:11, Tom Barbette:
> + if (hw_timestamping && ticks_per_cycle_mult == 0) {
> + uint64_t cycles_base = rte_rdtsc();
> + uint64_t ticks_base;
> + retval = rte_eth_read_clock(port, &ticks_base);
> + if (retval != 0)
> +
On 5/2/2019 1:11 PM, Tom Barbette wrote:
> Use rxtx callback to demonstrate a way to use rte_eth_read_clock to
> convert the hardware timestamps to an amount of cycles.
>
> This allows to get the amount of time the packet spent since its entry
> in the device. While the regular latency only shows
Use rxtx callback to demonstrate a way to use rte_eth_read_clock to
convert the hardware timestamps to an amount of cycles.
This allows to get the amount of time the packet spent since its entry
in the device. While the regular latency only shows the latency from
when it entered the software stack
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