prefix_underscores_count 701 scripts/kallsyms.c wa = prefix_underscores_count((const char *)sa->sym + 1); prefix_underscores_count 702 scripts/kallsyms.c wb = prefix_underscores_count((const char *)sb->sym + 1); prefix_underscores_count 167 tools/perf/util/symbol.c a = prefix_underscores_count(syma->name); prefix_underscores_count 168 tools/perf/util/symbol.c b = prefix_underscores_count(symb->name);