cpumask: use mm_cpumask() wrapper: sparc
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@rustcorp.com.au>
diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c
index 4e17eec..2de937c 100644
--- a/arch/sparc/kernel/smp_64.c
+++ b/arch/sparc/kernel/smp_64.c
@@ -850,7 +850,7 @@
void smp_tsb_sync(struct mm_struct *mm)
{
- smp_call_function_many(&mm->cpu_vm_mask, tsb_sync, mm, 1);
+ smp_call_function_many(mm_cpumask(mm), tsb_sync, mm, 1);
}
extern unsigned long xcall_flush_tlb_mm;
@@ -1055,13 +1055,13 @@
int cpu = get_cpu();
if (atomic_read(&mm->mm_users) == 1) {
- mm->cpu_vm_mask = cpumask_of_cpu(cpu);
+ cpumask_copy(mm_cpumask(mm), cpumask_of(cpu));
goto local_flush_and_out;
}
smp_cross_call_masked(&xcall_flush_tlb_mm,
ctx, 0, 0,
- &mm->cpu_vm_mask);
+ mm_cpumask(mm));
local_flush_and_out:
__flush_tlb_mm(ctx, SECONDARY_CONTEXT);
@@ -1075,11 +1075,11 @@
int cpu = get_cpu();
if (mm == current->active_mm && atomic_read(&mm->mm_users) == 1)
- mm->cpu_vm_mask = cpumask_of_cpu(cpu);
+ cpumask_copy(mm_cpumask(mm), cpumask_of(cpu));
else
smp_cross_call_masked(&xcall_flush_tlb_pending,
ctx, nr, (unsigned long) vaddrs,
- &mm->cpu_vm_mask);
+ mm_cpumask(mm));
__flush_tlb_pending(ctx, nr, vaddrs);