Re: [PATCH net-next 0/3] bpf_perf_event_output helper
From: David Miller
Date: Thu Oct 22 2015 - 09:26:31 EST
From: Alexei Starovoitov <ast@xxxxxxxxxxxx>
Date: Tue, 20 Oct 2015 20:02:32 -0700
> Over the last year there were multiple attempts to let eBPF programs
> output data into perf events by He Kuang and Wangnan.
> The last one was:
> https://lkml.org/lkml/2015/7/20/736
> It was almost perfect with exception that all bpf programs would sent
> data into one global perf_event.
> This patch set takes different approach by letting user space
> open independent PERF_COUNT_SW_BPF_OUTPUT events, so that program
> output won't collide.
>
> Wangnan is working on corresponding perf patches.
Series applied, thanks.
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