diff options
Diffstat (limited to 'arch/arm/kernel')
| -rw-r--r-- | arch/arm/kernel/smp.c | 7 | ||||
| -rw-r--r-- | arch/arm/kernel/traps.c | 12 |
2 files changed, 12 insertions, 7 deletions
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index a931409..7ae45c3 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -36,7 +36,7 @@ * The present bitmask indicates that the CPU is physically present. * The online bitmask indicates that the CPU is up and running. */ -cpumask_t cpu_present_mask; +cpumask_t cpu_possible_map; cpumask_t cpu_online_map; /* @@ -235,7 +235,8 @@ void __init smp_prepare_boot_cpu(void) { unsigned int cpu = smp_processor_id(); - cpu_set(cpu, cpu_present_mask); + cpu_set(cpu, cpu_possible_map); + cpu_set(cpu, cpu_present_map); cpu_set(cpu, cpu_online_map); } @@ -355,7 +356,7 @@ void show_ipi_list(struct seq_file *p) seq_puts(p, "IPI:"); - for_each_online_cpu(cpu) + for_each_present_cpu(cpu) seq_printf(p, " %10lu", per_cpu(ipi_data, cpu).ipi_count); seq_putc(p, '\n'); diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index df2cb06..d571c37 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -248,16 +248,20 @@ static DEFINE_SPINLOCK(undef_lock); void register_undef_hook(struct undef_hook *hook) { - spin_lock_irq(&undef_lock); + unsigned long flags; + + spin_lock_irqsave(&undef_lock, flags); list_add(&hook->node, &undef_hook); - spin_unlock_irq(&undef_lock); + spin_unlock_irqrestore(&undef_lock, flags); } void unregister_undef_hook(struct undef_hook *hook) { - spin_lock_irq(&undef_lock); + unsigned long flags; + + spin_lock_irqsave(&undef_lock, flags); list_del(&hook->node); - spin_unlock_irq(&undef_lock); + spin_unlock_irqrestore(&undef_lock, flags); } asmlinkage void do_undefinstr(struct pt_regs *regs) |