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tools/runqslower: Update perf_buffer__new() calls

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Use v1.0+ compatible variant of perf_buffer__new() call to prepare for
deprecation.

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20211111053624.190580-9-andrii@kernel.org
This commit is contained in:
Andrii Nakryiko 2021-11-10 21:36:23 -08:00 committed by Alexei Starovoitov
parent 60ba87bb6b
commit eda8bfa5b7
1 changed files with 2 additions and 4 deletions
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6
tools/bpf/runqslower/runqslower.c
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@ -123,7 +123,6 @@ int main(int argc, char **argv)
.parser = parse_arg,
.doc = argp_program_doc,
};
struct perf_buffer_opts pb_opts;
struct perf_buffer *pb = NULL;
struct runqslower_bpf *obj;
int err;
@ -165,9 +164,8 @@ int main(int argc, char **argv)
printf("Tracing run queue latency higher than %llu us\n", env.min_us);
printf("%-8s %-16s %-6s %14s\n", "TIME", "COMM", "PID", "LAT(us)");
pb_opts.sample_cb = handle_event;
pb_opts.lost_cb = handle_lost_events;
pb = perf_buffer__new(bpf_map__fd(obj->maps.events), 64, &pb_opts);
pb = perf_buffer__new(bpf_map__fd(obj->maps.events), 64,
handle_event, handle_lost_events, NULL, NULL);
err = libbpf_get_error(pb);
if (err) {
pb = NULL;