diff options
Diffstat (limited to 'hw/core')
| -rw-r--r-- | hw/core/machine.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/hw/core/machine.c b/hw/core/machine.c index 067f42b..4e40926 100644 --- a/hw/core/machine.c +++ b/hw/core/machine.c @@ -835,6 +835,20 @@ static void machine_set_smp(Object *obj, Visitor *v, const char *name, return; } + /* + * Specified CPU topology parameters must be greater than zero, + * explicit configuration like "cpus=0" is not allowed. + */ + if ((config->has_cpus && config->cpus == 0) || + (config->has_sockets && config->sockets == 0) || + (config->has_dies && config->dies == 0) || + (config->has_cores && config->cores == 0) || + (config->has_threads && config->threads == 0) || + (config->has_maxcpus && config->maxcpus == 0)) { + warn_report("Deprecated CPU topology (considered invalid): " + "CPU topology parameters must be greater than zero"); + } + mc->smp_parse(ms, config, errp); if (*errp) { goto out_free; |