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Message-Id: <20090612133101.0FF8BDDD0C@ozlabs.org>
Date: Fri, 12 Jun 2009 22:33:14 +0930
From: Rusty Russell <rusty@...tcorp.com.au>
To: Hirokazu Takata <takata@...ux-m32r.org>
CC: linux-kernel@...r.kernel.org
Subject: [PATCH 8/13] cpumask: use mm_cpumask() wrapper: m32r
Makes code futureproof against the impending change to mm->cpu_vm_mask.
It's also a chance to use the new cpumask_ ops which take a pointer
(the older ones are deprecated, but there's no hurry for arch code).
Signed-off-by: Rusty Russell <rusty@...tcorp.com.au>
---
arch/m32r/include/asm/mmu_context.h | 4 ++--
arch/m32r/kernel/smp.c | 8 ++++----
2 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/arch/m32r/kernel/smp.c b/arch/m32r/kernel/smp.c
--- a/arch/m32r/kernel/smp.c
+++ b/arch/m32r/kernel/smp.c
@@ -264,7 +264,7 @@ void smp_flush_tlb_mm(struct mm_struct *
preempt_disable();
cpu_id = smp_processor_id();
mmc = &mm->context[cpu_id];
- cpu_mask = mm->cpu_vm_mask;
+ cpu_mask = *mm_cpumask(mm);
cpu_clear(cpu_id, cpu_mask);
if (*mmc != NO_CONTEXT) {
@@ -273,7 +273,7 @@ void smp_flush_tlb_mm(struct mm_struct *
if (mm == current->mm)
activate_context(mm);
else
- cpu_clear(cpu_id, mm->cpu_vm_mask);
+ cpumask_clear_cpu(cpu_id, mm_cpumask(mm));
local_irq_restore(flags);
}
if (!cpus_empty(cpu_mask))
@@ -334,7 +334,7 @@ void smp_flush_tlb_page(struct vm_area_s
preempt_disable();
cpu_id = smp_processor_id();
mmc = &mm->context[cpu_id];
- cpu_mask = mm->cpu_vm_mask;
+ cpu_mask = *mm_cpumask(mm);
cpu_clear(cpu_id, cpu_mask);
#ifdef DEBUG_SMP
@@ -469,7 +469,7 @@ void smp_invalidate_interrupt(void)
if (flush_mm == current->active_mm)
activate_context(flush_mm);
else
- cpu_clear(cpu_id, flush_mm->cpu_vm_mask);
+ cpumask_clear(cpu_id, mm_cpumask(flush_mm));
} else {
unsigned long va = flush_va;
diff --git a/arch/m32r/include/asm/mmu_context.h b/arch/m32r/include/asm/mmu_context.h
--- a/arch/m32r/include/asm/mmu_context.h
+++ b/arch/m32r/include/asm/mmu_context.h
@@ -127,7 +127,7 @@ static inline void switch_mm(struct mm_s
if (prev != next) {
#ifdef CONFIG_SMP
- cpu_set(cpu, next->cpu_vm_mask);
+ cpumask_set_cpu(cpu, mm_cpumask(next));
#endif /* CONFIG_SMP */
/* Set MPTB = next->pgd */
*(volatile unsigned long *)MPTB = (unsigned long)next->pgd;
@@ -135,7 +135,7 @@ static inline void switch_mm(struct mm_s
}
#ifdef CONFIG_SMP
else
- if (!cpu_test_and_set(cpu, next->cpu_vm_mask))
+ if (!cpumask_test_and_set_cpu(cpu, mm_cpumask(next))
activate_context(next);
#endif /* CONFIG_SMP */
}
--
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