[dpdk-dev] [PATCH v5 5/9] app/testpmd: add clock_gettime_monotonic
Tal Shnaiderman
talshn at nvidia.com
Sun Apr 18 19:20:42 CEST 2021
> Subject: [dpdk-dev] [PATCH v5 5/9] app/testpmd: add
> clock_gettime_monotonic
>
> External email: Use caution opening links or attachments
>
>
> Add clock_gettime_monotonic for testpmd on Windows
>
> Signed-off-by: Jie Zhou <jizh at microsoft.com>
> Signed-off-by: Jie Zhou <jizh at linux.microsoft.com>
> ---
> app/test-pmd/config.c | 33 ++++++++++++++++++++++++++++++++-
> 1 file changed, 32 insertions(+), 1 deletion(-)
>
> diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c index
> ef0b9784d..a5f8fec5b 100644
> --- a/app/test-pmd/config.c
> +++ b/app/test-pmd/config.c
> @@ -63,6 +63,12 @@
>
> #define NS_PER_SEC 1E9
>
> +#ifdef RTE_EXEC_ENV_WINDOWS
> +#define _clock_gettime_monotonic(cur_time)
> +clock_gettime_monotonic(&cur_time)
> +#else
> +#define _clock_gettime_monotonic(cur_time)
> clock_gettime(CLOCK_TYPE_ID,
> +&cur_time) #endif
> +
I think this change should be in EAL:
rte_get_time_monotonic(&cur_time)
Windows implementation in windows\eal_timer.c
Unix implementation in unix\eal_unix_timer.c
> static char *flowtype_to_str(uint16_t flow_type);
>
> static const struct {
> @@ -170,6 +176,27 @@ print_ethaddr(const char *name, struct
> rte_ether_addr *eth_addr)
> printf("%s%s", name, buf);
> }
>
> +#ifdef RTE_EXEC_ENV_WINDOWS
> +static int
> +clock_gettime_monotonic(struct timespec *tp) {
> + LARGE_INTEGER pf, pc;
> + LONGLONG nsec;
> +
> + if (QueryPerformanceFrequency(&pf) == 0)
> + return -1;
> +
> + if (QueryPerformanceCounter(&pc) == 0)
> + return -1;
> +
> + nsec = pc.QuadPart * NS_PER_SEC / pf.QuadPart;
> + tp->tv_sec = nsec / NS_PER_SEC;
> + tp->tv_nsec = nsec - tp->tv_sec * NS_PER_SEC;
> +
> + return 0;
> +}
> +#endif
> +
> void
> nic_stats_display(portid_t port_id)
> {
> @@ -186,6 +213,8 @@ nic_stats_display(portid_t port_id)
>
> static const char *nic_stats_border = "########################";
>
> + int ret;
> +
> if (port_id_is_invalid(port_id, ENABLED_WARN)) {
> print_valid_ports();
> return;
> @@ -202,7 +231,9 @@ nic_stats_display(portid_t port_id)
> "%-"PRIu64"\n", stats.opackets, stats.oerrors, stats.obytes);
>
> diff_ns = 0;
> - if (clock_gettime(CLOCK_TYPE_ID, &cur_time) == 0) {
> +
> + ret = _clock_gettime_monotonic(cur_time);
> + if (ret == 0) {
> uint64_t ns;
>
> ns = cur_time.tv_sec * NS_PER_SEC;
> --
> 2.30.0.vfs.0.2
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