On 09/20/16 at 09:45am, Alexei Starovoitov wrote: > that's a great idea. Instead of adding aborted, ring_full, blahblah counters > everywhere that cost performance, let's add tracepoints that are nops > when not in use. > And if all drivers call the same tracepoints it will be even better. > Monitoring trace_xdp_aborted tracepoint would be generic way to debug > 'divide by zero'.
Not opposed but I still need an indication to start tracing ;-) A single counter would be enough though.