linux/tools/perf/util/bpf_skel
Namhyung Kim e42c9c54f2 perf tools: Get a perf cgroup more portably in BPF
The perf_event_cgrp_id can be different on other configurations.

To be more portable as CO-RE, it needs to get the cgroup subsys id using
the bpf_core_enum_value() helper.

Suggested-by: Ian Rogers <irogers@google.com>
Reviewed-by: Ian Rogers <irogers@google.com>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Hao Luo <haoluo@google.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Song Liu <songliubraving@fb.com>
Cc: bpf@vger.kernel.org
Link: https://lore.kernel.org/r/20220923063205.772936-1-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2022-09-26 10:05:50 -03:00
..
.gitignore
bperf_cgroup.bpf.c perf tools: Get a perf cgroup more portably in BPF 2022-09-26 10:05:50 -03:00
bperf_follower.bpf.c perf bpf_skel: Do not use typedef to avoid error on old clang 2021-12-06 21:57:53 -03:00
bperf_leader.bpf.c perf bpf_skel: Do not use typedef to avoid error on old clang 2021-12-06 21:57:53 -03:00
bperf_u.h perf stat: Introduce 'bperf' to share hardware PMCs with BPF 2021-03-23 17:46:44 -03:00
bpf_prog_profiler.bpf.c perf bpf: Fix building perf with BUILD_BPF_SKEL=1 by default in more distros 2021-12-06 21:57:53 -03:00
func_latency.bpf.c perf ftrace latency: Add -n/--use-nsec option 2022-03-22 17:43:46 -03:00
kwork_trace.bpf.c perf kwork: Add workqueue trace BPF support 2022-07-26 16:31:54 -03:00
lock_contention.bpf.c perf lock: Print the number of lost entries for BPF 2022-08-02 18:03:31 -03:00
off_cpu.bpf.c perf tools: Get a perf cgroup more portably in BPF 2022-09-26 10:05:50 -03:00