diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/platforms/powermac/setup.c | 13 | ||||
| -rw-r--r-- | arch/powerpc/platforms/powermac/smp.c | 1 |
2 files changed, 12 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/powermac/setup.c b/arch/powerpc/platforms/powermac/setup.c index 07b1c4ec428d..956571526a57 100644 --- a/arch/powerpc/platforms/powermac/setup.c +++ b/arch/powerpc/platforms/powermac/setup.c @@ -363,8 +363,19 @@ static void __init pmac_setup_arch(void) smp_ops = &core99_smp_ops; } #ifdef CONFIG_PPC32 - else + else { + /* + * We have to set bits in cpu_possible_map here since the + * secondary CPU(s) aren't in the device tree, and + * setup_per_cpu_areas only allocates per-cpu data for + * CPUs in the cpu_possible_map. + */ + int cpu; + + for (cpu = 1; cpu < 4 && cpu < NR_CPUS; ++cpu) + cpu_set(cpu, cpu_possible_map); smp_ops = &psurge_smp_ops; + } #endif #endif /* CONFIG_SMP */ diff --git a/arch/powerpc/platforms/powermac/smp.c b/arch/powerpc/platforms/powermac/smp.c index 686ed82bde79..cb2d894541c6 100644 --- a/arch/powerpc/platforms/powermac/smp.c +++ b/arch/powerpc/platforms/powermac/smp.c @@ -317,7 +317,6 @@ static int __init smp_psurge_probe(void) ncpus = NR_CPUS; for (i = 1; i < ncpus ; ++i) { cpu_set(i, cpu_present_map); - cpu_set(i, cpu_possible_map); set_hard_smp_processor_id(i, i); } |