Re: [RFC PATCH 0/5] Make eBPF programs output data to perf event

[Peter Zijlstra]

On Wed, Jul 01, 2015 at 02:21:11PM +0800, Wangnan (F) wrote:
> 
> 
> On 2015/7/1 13:44, Peter Zijlstra wrote:
> >On Wed, Jul 01, 2015 at 02:57:30AM +0000, He Kuang wrote:
> >>This patch adds an extra perf trace buffer for other utilities like
> >>bpf to fill extra data to perf events.
> >What!, why?
> 
> The goal of this patchset is to give BPF program a mean to output something
> through
> perf samples.

But why create a separate trace buffer, it should go into the regular
perf buffer.

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