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perf trace: Show comm/tid for augmented_syscalls
To get us a bit more like the sys_enter + sys_exit combo: # perf trace -e tools/perf/examples/bpf/augmented_syscalls.c,openat cat /etc/passwd > /dev/null 0.000 ( ): openat(dfd: CWD, filename: 0x31b6dda8, flags: CLOEXEC) 0.009 ( 0.009 ms): cat/3619 openat(dfd: CWD, filename: 0x31b6dda8, flags: CLOEXEC) = 3 0.051 ( ): openat(dfd: CWD, filename: 0x31d75ce0, flags: CLOEXEC) 0.054 ( 0.010 ms): cat/3619 openat(dfd: CWD, filename: 0x31d75ce0, flags: CLOEXEC) = 3 0.539 ( ): openat(dfd: CWD, filename: 0xca71506b) 0.543 ( 0.115 ms): cat/3619 openat(dfd: CWD, filename: 0xca71506b) = 3 # After: # perf trace -e tools/perf/examples/bpf/augmented_syscalls.c,openat cat /etc/passwd > /dev/null 0.000 ( ): cat/4919 openat(dfd: CWD, filename: 0xc8358da8, flags: CLOEXEC) 0.007 ( 0.005 ms): cat/4919 openat(dfd: CWD, filename: 0xc8358da8, flags: CLOEXEC) = 3 0.032 ( ): cat/4919 openat(dfd: CWD, filename: 0xc8560ce0, flags: CLOEXEC) 0.033 ( 0.006 ms): cat/4919 openat(dfd: CWD, filename: 0xc8560ce0, flags: CLOEXEC) = 3 0.301 ( ): cat/4919 openat(dfd: CWD, filename: 0x91fa306b) 0.304 ( 0.004 ms): cat/4919 openat(dfd: CWD, filename: 0x91fa306b) = 3 # Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Wang Nan <wangnan0@huawei.com> Link: https://lkml.kernel.org/n/tip-6w8ytyo5y655a1hsyfpfily6@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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@ -2069,6 +2069,7 @@ static int trace__event_handler(struct trace *trace, struct perf_evsel *evsel,
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struct thread *thread = machine__findnew_thread(trace->host, sample->pid, sample->tid);
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if (thread) {
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trace__fprintf_comm_tid(trace, thread, trace->output);
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fprintf(trace->output, "%s(", sc->name);
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trace__fprintf_sys_enter(trace, evsel, sample);
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fputc(')', trace->output);
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