Re: [PATCH net-next 2/3] bpf: introduce bpf_perf_event_output() helper

From: Peter Zijlstra
Date: Fri Oct 23 2015 - 12:42:32 EST


On Fri, Oct 23, 2015 at 08:02:00AM -0700, Alexei Starovoitov wrote:
> On 10/23/15 7:39 AM, Peter Zijlstra wrote:
> >On Tue, Oct 20, 2015 at 08:02:34PM -0700, Alexei Starovoitov wrote:
> >>>+static const struct bpf_func_proto bpf_perf_event_output_proto = {
> >>>+ .func = bpf_perf_event_output,
> >>>+ .gpl_only = false,
> >Oh ?
>
> no particular reason. key helper bpf_probe_read() is gpl, so all
> bpf for tracing progs have to be gpl.
> If you feel strongly about it, I can change it.

All the perf symbols are export GPL, so I suppose this should be true.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/