Re: [PATCH v2 net-next 1/3] perf, bpf: Add BPF support to all perf_event types
From: David Miller
Date: Fri May 26 2017 - 10:55:44 EST
From: Alexei Starovoitov <ast@xxxxxx>
Date: Thu, 25 May 2017 22:55:47 -0700
> + if (event->attach_state & PERF_ATTACH_TASK)
> + goto err_out;
The attach_state member only exists when PERF_EVENTS is enabled.