We should utilize nr_cpus as the max # of CPUs that we can have present
instead of NR_CPUS. This way we actually respect how nr_cpus is set on
the command line rather than ignoring it.
Signed-off-by: Kumar Gala <ga...@kernel.crashing.org>
---
I think this is what we should be doing, but would like someone else to take
a look.
- k
arch/powerpc/kernel/setup-common.c | 10 +++++-----
1 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/arch/powerpc/kernel/setup-common.c
b/arch/powerpc/kernel/setup-common.c
index 21f30cb..fedf813 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -424,7 +424,7 @@ void __init smp_setup_cpu_maps(void)
DBG("smp_setup_cpu_maps()\n");
- while ((dn = of_find_node_by_type(dn, "cpu")) && cpu < NR_CPUS) {
+ while ((dn = of_find_node_by_type(dn, "cpu")) && cpu < nr_cpu_ids) {
const int *intserv;
int j, len;
@@ -443,7 +443,7 @@ void __init smp_setup_cpu_maps(void)
intserv = &cpu; /* assume logical == phys */
}
- for (j = 0; j < nthreads && cpu < NR_CPUS; j++) {
+ for (j = 0; j < nthreads && cpu < nr_cpu_ids; j++) {
DBG(" thread %d -> cpu %d (hard id %d)\n",
j, cpu, intserv[j]);
set_cpu_present(cpu, true);
@@ -483,12 +483,12 @@ void __init smp_setup_cpu_maps(void)
if (cpu_has_feature(CPU_FTR_SMT))
maxcpus *= nthreads;
- if (maxcpus > NR_CPUS) {
+ if (maxcpus > nr_cpu_ids) {
printk(KERN_WARNING
"Partition configured for %d cpus, "
"operating system maximum is %d.\n",
- maxcpus, NR_CPUS);
- maxcpus = NR_CPUS;
+ maxcpus, nr_cpu_ids);
+ maxcpus = nr_cpu_ids;
} else
printk(KERN_INFO "Partition configured for %d cpus.\n",
maxcpus);
--
1.7.3.4
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