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Improve cpuid_tool behavior when cpu_types array is empty

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It happens when cpuid_get_all_raw_data() cannot use set_cpu_affinity()
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The Tumultuous Unicorn Of Darkness 2024-07-27 13:33:55 +02:00
parent 2133c22052
commit c6723aa914
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GPG key ID: 1E55EE2EFF18BC1A
1 changed files with 64 additions and 61 deletions
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9
cpuid_tool/cpuid_tool.c
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@ -758,15 +758,17 @@ int main(int argc, char** argv)
if (verbose_level >= 1) { if (verbose_level >= 1) {
printf("Writing decoded CPU report to `%s'\n", out_file); printf("Writing decoded CPU report to `%s'\n", out_file);
} }
/* Write a thorough report of cpu_id_t structure to output (usually stdout) */
fprintf(fout, "CPUID is present\n");
/* /*
* Try CPU identification * Try CPU identification
* (this fill the `data' structure with decoded CPU features) * (this fill the `data' structure with decoded CPU features)
*/ */
if (cpu_identify_all(&raw_array, &data) < 0) if (cpu_identify_all(&raw_array, &data) < 0)
fprintf(fout, "Error identifying the CPU: %s\n", cpuid_error()); fprintf(fout, "Error identifying the CPU: %s\n", cpuid_error());
else if (data.num_cpu_types == 0)
fprintf(fout, "The cpu_types array is empty: there is nothing to report\n");
else {
/* Write a thorough report of cpu_id_t structure to output (usually stdout) */
fprintf(fout, "CPUID is present\n");
/* OK, now write what we have in `data'...: */ /* OK, now write what we have in `data'...: */
for (cpu_type_index = 0; cpu_type_index < data.num_cpu_types; cpu_type_index++) { for (cpu_type_index = 0; cpu_type_index < data.num_cpu_types; cpu_type_index++) {
fprintf(fout, "CPU Info for type #%d:\n------------------\n", cpu_type_index); fprintf(fout, "CPU Info for type #%d:\n------------------\n", cpu_type_index);
@ -827,6 +829,7 @@ int main(int argc, char** argv)
fprintf(fout, " %s", cpu_feature_str(i)); fprintf(fout, " %s", cpu_feature_str(i));
fprintf(fout, "\n"); fprintf(fout, "\n");
} }
}
/* Is CPU clock info requested? */ /* Is CPU clock info requested? */
if (need_clockreport) { if (need_clockreport) {