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perf evsel: Store backpointer to attached bpf_object

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We may want to get to this bpf_object, to search for other BPF programs,
etc.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Luis Cláudio Gonçalves <lclaudio@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lkml.kernel.org/n/tip-3y8hrb6lszjfi23vjlic3cib@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo
2019-07-15 16:22:57 -03:00
parent 2620b7e369
commit af4a0991f4
5 changed files with 9 additions and 4 deletions
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4
tools/perf/util/bpf-loader.c
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@@ -763,7 +763,7 @@ int bpf__foreach_event(struct bpf_object *obj,
if (priv->is_tp) {
fd = bpf_program__fd(prog);
err = (*func)(priv->sys_name, priv->evt_name, fd, arg);
err = (*func)(priv->sys_name, priv->evt_name, fd, obj, arg);
if (err) {
pr_debug("bpf: tracepoint call back failed, stop iterate\n");
return err;
@@ -788,7 +788,7 @@ int bpf__foreach_event(struct bpf_object *obj,
return fd;
}
err = (*func)(tev->group, tev->event, fd, arg);
err = (*func)(tev->group, tev->event, fd, obj, arg);
if (err) {
pr_debug("bpf: call back failed, stop iterate\n");
return err;