MIDR_SIZE 28 tools/perf/arch/arm64/util/header.c buf = malloc(MIDR_SIZE); MIDR_SIZE 44 tools/perf/arch/arm64/util/header.c if (!fgets(buf, MIDR_SIZE, file)) { MIDR_SIZE 55 tools/perf/arch/arm64/util/header.c scnprintf(buf, MIDR_SIZE, "0x%016lx", midr);