Re: [PATCH bpf-next 2/7] libbpf: add ability to attach/detach BPF to perf event

2019-06-20 Thread Andrii Nakryiko
On Thu, Jun 20, 2019 at 5:01 PM Stanislav Fomichev wrote: > > On 06/20, Andrii Nakryiko wrote: > > bpf_program__attach_perf_event allows to attach BPF program to existing > > perf event, providing most generic and most low-level way to attach BPF > > programs. > > > > libbpf_perf_event_disable_and

Re: [PATCH bpf-next 2/7] libbpf: add ability to attach/detach BPF to perf event

2019-06-20 Thread Stanislav Fomichev
On 06/20, Andrii Nakryiko wrote: > bpf_program__attach_perf_event allows to attach BPF program to existing > perf event, providing most generic and most low-level way to attach BPF > programs. > > libbpf_perf_event_disable_and_close API is added to disable and close > existing perf event by its FD

[PATCH bpf-next 2/7] libbpf: add ability to attach/detach BPF to perf event

2019-06-20 Thread Andrii Nakryiko
bpf_program__attach_perf_event allows to attach BPF program to existing perf event, providing most generic and most low-level way to attach BPF programs. libbpf_perf_event_disable_and_close API is added to disable and close existing perf event by its FD. Signed-off-by: Andrii Nakryiko --- tools