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| author | Ingo Molnar <mingo@elte.hu> | 2009-01-04 10:59:36 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-01-04 10:59:36 +0100 |
| commit | 4010b0192ddf6ec7ec1b9feb9b0953692aeb7329 (patch) | |
| tree | 188a36186f6ce580b479a9f90404fa7bfd8b22d7 /arch/x86/kernel/smpboot.c | |
| parent | 79ff56ebd3edfb16f8badc558cb439b203a3298f (diff) | |
| parent | 7d3b56ba37a95f1f370f50258ed3954c304c524b (diff) | |
Merge branch 'linus' into core/urgent
Diffstat (limited to 'arch/x86/kernel/smpboot.c')
| -rw-r--r-- | arch/x86/kernel/smpboot.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index 31869bf5fab..6bd4d9b7387 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -496,7 +496,7 @@ void __cpuinit set_cpu_sibling_map(int cpu) } /* maps the cpu to the sched domain representing multi-core */ -cpumask_t cpu_coregroup_map(int cpu) +const struct cpumask *cpu_coregroup_mask(int cpu) { struct cpuinfo_x86 *c = &cpu_data(cpu); /* @@ -504,9 +504,14 @@ cpumask_t cpu_coregroup_map(int cpu) * And for power savings, we return cpu_core_map */ if (sched_mc_power_savings || sched_smt_power_savings) - return per_cpu(cpu_core_map, cpu); + return &per_cpu(cpu_core_map, cpu); else - return c->llc_shared_map; + return &c->llc_shared_map; +} + +cpumask_t cpu_coregroup_map(int cpu) +{ + return *cpu_coregroup_mask(cpu); } static void impress_friends(void) @@ -1149,7 +1154,7 @@ static void __init smp_cpu_index_default(void) for_each_possible_cpu(i) { c = &cpu_data(i); /* mark all to hotplug */ - c->cpu_index = NR_CPUS; + c->cpu_index = nr_cpu_ids; } } @@ -1293,6 +1298,8 @@ __init void prefill_possible_map(void) else possible = setup_possible_cpus; + total_cpus = max_t(int, possible, num_processors + disabled_cpus); + if (possible > CONFIG_NR_CPUS) { printk(KERN_WARNING "%d Processors exceeds NR_CPUS limit of %d\n", |