Merge branch 'topic/lx6464es' into for-linus

[sfrench/cifs-2.6.git] / arch / arm / kernel / smp.c

diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 7801aac3c043f6354ec7fc0b82c909370e228a4c..6014dfd22af44a56270890726f63b565ac9620a4 100644 (file)
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -326,14 +326,14 @@ void __init smp_prepare_boot_cpu(void)
        per_cpu(cpu_data, cpu).idle = current;
 }
 
-static void send_ipi_message(cpumask_t callmap, enum ipi_msg_type msg)
+static void send_ipi_message(const struct cpumask *mask, enum ipi_msg_type msg)
 {
        unsigned long flags;
        unsigned int cpu;
 
        local_irq_save(flags);
 
-       for_each_cpu_mask(cpu, callmap) {
+       for_each_cpu(cpu, mask) {
                struct ipi_data *ipi = &per_cpu(ipi_data, cpu);
 
                spin_lock(&ipi->lock);
@@ -344,19 +344,19 @@ static void send_ipi_message(cpumask_t callmap, enum ipi_msg_type msg)
        /*
         * Call the platform specific cross-CPU call function.
         */
-       smp_cross_call(callmap);
+       smp_cross_call(mask);
 
        local_irq_restore(flags);
 }
 
-void arch_send_call_function_ipi(cpumask_t mask)
+void arch_send_call_function_ipi_mask(const struct cpumask *mask)
 {
        send_ipi_message(mask, IPI_CALL_FUNC);
 }
 
 void arch_send_call_function_single_ipi(int cpu)
 {
-       send_ipi_message(cpumask_of_cpu(cpu), IPI_CALL_FUNC_SINGLE);
+       send_ipi_message(cpumask_of(cpu), IPI_CALL_FUNC_SINGLE);
 }
 
 void show_ipi_list(struct seq_file *p)
@@ -498,17 +498,10 @@ asmlinkage void __exception do_IPI(struct pt_regs *regs)
 
 void smp_send_reschedule(int cpu)
 {
-       send_ipi_message(cpumask_of_cpu(cpu), IPI_RESCHEDULE);
+       send_ipi_message(cpumask_of(cpu), IPI_RESCHEDULE);
 }
 
-void smp_send_timer(void)
-{
-       cpumask_t mask = cpu_online_map;
-       cpu_clear(smp_processor_id(), mask);
-       send_ipi_message(mask, IPI_TIMER);
-}
-
-void smp_timer_broadcast(cpumask_t mask)
+void smp_timer_broadcast(const struct cpumask *mask)
 {
        send_ipi_message(mask, IPI_TIMER);
 }
@@ -517,7 +510,7 @@ void smp_send_stop(void)
 {
        cpumask_t mask = cpu_online_map;
        cpu_clear(smp_processor_id(), mask);
-       send_ipi_message(mask, IPI_CPU_STOP);
+       send_ipi_message(&mask, IPI_CPU_STOP);
 }
 
 /*
@@ -528,20 +521,17 @@ int setup_profiling_timer(unsigned int multiplier)
        return -EINVAL;
 }
 
-static int
-on_each_cpu_mask(void (*func)(void *), void *info, int wait, cpumask_t mask)
+static void
+on_each_cpu_mask(void (*func)(void *), void *info, int wait,
+               const struct cpumask *mask)
 {
-       int ret = 0;
-
        preempt_disable();
 
-       ret = smp_call_function_mask(mask, func, info, wait);
-       if (cpu_isset(smp_processor_id(), mask))
+       smp_call_function_many(mask, func, info, wait);
+       if (cpumask_test_cpu(smp_processor_id(), mask))
                func(info);
 
        preempt_enable();
-
-       return ret;
 }
 
 /**********************************************************************/
@@ -602,20 +592,17 @@ void flush_tlb_all(void)
 
 void flush_tlb_mm(struct mm_struct *mm)
 {
-       cpumask_t mask = mm->cpu_vm_mask;
-
-       on_each_cpu_mask(ipi_flush_tlb_mm, mm, 1, mask);
+       on_each_cpu_mask(ipi_flush_tlb_mm, mm, 1, &mm->cpu_vm_mask);
 }
 
 void flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr)
 {
-       cpumask_t mask = vma->vm_mm->cpu_vm_mask;
        struct tlb_args ta;
 
        ta.ta_vma = vma;
        ta.ta_start = uaddr;
 
-       on_each_cpu_mask(ipi_flush_tlb_page, &ta, 1, mask);
+       on_each_cpu_mask(ipi_flush_tlb_page, &ta, 1, &vma->vm_mm->cpu_vm_mask);
 }
 
 void flush_tlb_kernel_page(unsigned long kaddr)
@@ -630,14 +617,13 @@ void flush_tlb_kernel_page(unsigned long kaddr)
 void flush_tlb_range(struct vm_area_struct *vma,
                      unsigned long start, unsigned long end)
 {
-       cpumask_t mask = vma->vm_mm->cpu_vm_mask;
        struct tlb_args ta;
 
        ta.ta_vma = vma;
        ta.ta_start = start;
        ta.ta_end = end;
 
-       on_each_cpu_mask(ipi_flush_tlb_range, &ta, 1, mask);
+       on_each_cpu_mask(ipi_flush_tlb_range, &ta, 1, &vma->vm_mm->cpu_vm_mask);
 }
 
 void flush_tlb_kernel_range(unsigned long start, unsigned long end)