Re: [PATCH bpf] bpf: preallocate a perf_sample_data per event fd

[Steven Rostedt]

On Fri, 31 May 2019 05:26:30 +0000
Song Liu <songliubrav...@fb.com> wrote:

> We can also do something like
> 
>    ee = kzalloc(sizeof(struct bpf_event_entry) + sizeof(struct 
> perf_sample_data));
>    ee->sd = (void *)ee + sizeof(struct bpf_event_entry);

Or perhaps:

        ee->sd = (struct perf_sample_data *)(ee + 1);

-- Steve