diff options
Diffstat (limited to 'vl.c')
| -rw-r--r-- | vl.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/vl.c b/vl.c index 8d1846c06c..f2bd8d20fb 100644 --- a/vl.c +++ b/vl.c @@ -1223,7 +1223,13 @@ static void smp_parse(QemuOpts *opts) exit(1); } - max_cpus = qemu_opt_get_number(opts, "maxcpus", 0); + max_cpus = qemu_opt_get_number(opts, "maxcpus", cpus); + if (sockets * cores * threads > max_cpus) { + fprintf(stderr, "cpu topology: error: " + "sockets (%u) * cores (%u) * threads (%u) > maxcpus (%u)\n", + sockets, cores, threads, max_cpus); + exit(1); + } smp_cpus = cpus; smp_cores = cores > 0 ? cores : 1; |