alt_event 513 arch/powerpc/perf/isa207-common.c u64 alt_event; alt_event 520 arch/powerpc/perf/isa207-common.c alt_event = ev_alt[i][j]; alt_event 521 arch/powerpc/perf/isa207-common.c if (alt_event && alt_event != event) alt_event 522 arch/powerpc/perf/isa207-common.c alt[num_alt++] = alt_event;