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In the ELF file, multiple NOTE segments may exist. To locate the build id, the process shall persist in parsing NOTE segments until the build id is found. Signed-off-by: Chengen Du <chengen.du@canonical.com> Acked-by: Ian Rogers <irogers@google.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: https://lore.kernel.org/r/20231130135723.17562-1-chengen.du@canonical.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>