Re: [PATCH linux-next] net: record times of netdev_budget exhausted

yang.yang29
2022-12-07T12:30:19Z

> Presumably, modern tracing techniques can let you do what you want
> without adding new counters.

By the way, should we add a tracepoint likes trace_napi_poll() to make
it easier? Something likes:
if (unlikely(budget <= 0 ||
time_after_eq(jiffies, time_limit))) {
sd->time_squeeze++;
+ trace_napi_poll(budget, jiffies, time_limit);
break;
}