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-rw-r--r--hw/core/machine.c22
-rw-r--r--hw/i386/pc.c24
2 files changed, 19 insertions, 27 deletions
diff --git a/hw/core/machine.c b/hw/core/machine.c
index d8f458db60..e38ab760e6 100644
--- a/hw/core/machine.c
+++ b/hw/core/machine.c
@@ -782,25 +782,21 @@ static void smp_parse(MachineState *ms, SMPConfiguration *config, Error **errp)
maxcpus = maxcpus > 0 ? maxcpus : sockets * cores * threads;
cpus = cpus > 0 ? cpus : maxcpus;
- if (sockets * cores * threads < cpus) {
- error_setg(errp, "cpu topology: "
- "sockets (%u) * cores (%u) * threads (%u) < "
- "smp_cpus (%u)",
- sockets, cores, threads, cpus);
+ if (sockets * cores * threads != maxcpus) {
+ error_setg(errp, "Invalid CPU topology: "
+ "product of the hierarchy must match maxcpus: "
+ "sockets (%u) * cores (%u) * threads (%u) "
+ "!= maxcpus (%u)",
+ sockets, cores, threads, maxcpus);
return;
}
if (maxcpus < cpus) {
- error_setg(errp, "maxcpus must be equal to or greater than smp");
- return;
- }
-
- if (sockets * cores * threads != maxcpus) {
error_setg(errp, "Invalid CPU topology: "
+ "maxcpus must be equal to or greater than smp: "
"sockets (%u) * cores (%u) * threads (%u) "
- "!= maxcpus (%u)",
- sockets, cores, threads,
- maxcpus);
+ "== maxcpus (%u) < smp_cpus (%u)",
+ sockets, cores, threads, maxcpus, cpus);
return;
}
diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index f24a1d72ad..9216ad163d 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -749,25 +749,21 @@ static void pc_smp_parse(MachineState *ms, SMPConfiguration *config, Error **err
maxcpus = maxcpus > 0 ? maxcpus : sockets * dies * cores * threads;
cpus = cpus > 0 ? cpus : maxcpus;
- if (sockets * dies * cores * threads < cpus) {
- error_setg(errp, "cpu topology: "
- "sockets (%u) * dies (%u) * cores (%u) * threads (%u) < "
- "smp_cpus (%u)",
- sockets, dies, cores, threads, cpus);
+ if (sockets * dies * cores * threads != maxcpus) {
+ error_setg(errp, "Invalid CPU topology: "
+ "product of the hierarchy must match maxcpus: "
+ "sockets (%u) * dies (%u) * cores (%u) * threads (%u) "
+ "!= maxcpus (%u)",
+ sockets, dies, cores, threads, maxcpus);
return;
}
if (maxcpus < cpus) {
- error_setg(errp, "maxcpus must be equal to or greater than smp");
- return;
- }
-
- if (sockets * dies * cores * threads != maxcpus) {
- error_setg(errp, "Invalid CPU topology deprecated: "
+ error_setg(errp, "Invalid CPU topology: "
+ "maxcpus must be equal to or greater than smp: "
"sockets (%u) * dies (%u) * cores (%u) * threads (%u) "
- "!= maxcpus (%u)",
- sockets, dies, cores, threads,
- maxcpus);
+ "== maxcpus (%u) < smp_cpus (%u)",
+ sockets, dies, cores, threads, maxcpus, cpus);
return;
}