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[MIPS] Kill num_online_cpus() loops.

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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle
2007-10-03 19:16:57 +01:00
parent bd6aeeffcc
commit b5eb551145
4 changed files with 27 additions and 18 deletions
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33
arch/mips/kernel/smp.c
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@@ -375,10 +375,13 @@ void flush_tlb_mm(struct mm_struct *mm)
if ((atomic_read(&mm->mm_users) != 1) || (current->mm != mm)) {
smp_on_other_tlbs(flush_tlb_mm_ipi, (void *)mm);
} else {
int i;
for (i = 0; i < num_online_cpus(); i++)
if (smp_processor_id() != i)
cpu_context(i, mm) = 0;
cpumask_t mask = cpu_online_map;
unsigned int cpu;
cpu_clear(smp_processor_id(), mask);
for_each_online_cpu(cpu)
if (cpu_context(cpu, mm))
cpu_context(cpu, mm) = 0;
}
local_flush_tlb_mm(mm);
@@ -411,10 +414,13 @@ void flush_tlb_range(struct vm_area_struct *vma, unsigned long start, unsigned l
fd.addr2 = end;
smp_on_other_tlbs(flush_tlb_range_ipi, (void *)&fd);
} else {
int i;
for (i = 0; i < num_online_cpus(); i++)
if (smp_processor_id() != i)
cpu_context(i, mm) = 0;
cpumask_t mask = cpu_online_map;
unsigned int cpu;
cpu_clear(smp_processor_id(), mask);
for_each_online_cpu(cpu)
if (cpu_context(cpu, mm))
cpu_context(cpu, mm) = 0;
}
local_flush_tlb_range(vma, start, end);
preempt_enable();
@@ -453,10 +459,13 @@ void flush_tlb_page(struct vm_area_struct *vma, unsigned long page)
fd.addr1 = page;
smp_on_other_tlbs(flush_tlb_page_ipi, (void *)&fd);
} else {
int i;
for (i = 0; i < num_online_cpus(); i++)
if (smp_processor_id() != i)
cpu_context(i, vma->vm_mm) = 0;
cpumask_t mask = cpu_online_map;
unsigned int cpu;
cpu_clear(smp_processor_id(), mask);
for_each_online_cpu(cpu)
if (cpu_context(cpu, vma->vm_mm))
cpu_context(cpu, vma->vm_mm) = 0;
}
local_flush_tlb_page(vma, page);
preempt_enable();