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cpumask: use mm_cpumask() wrapper: mips 

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>
This commit is contained in:
Rusty Russell 2009-09-24 09:34:50 -06:00
parent 7ce1df49e1
commit 55b8cab49d
2 changed files with 6 additions and 6 deletions
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10
arch/mips/include/asm/mmu_context.h
View File

@ -178,8 +178,8 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
* Mark current->active_mm as not "active" anymore.
* We don't want to mislead possible IPI tlb flush routines.
*/
cpu_clear(cpu, prev->cpu_vm_mask);
cpu_set(cpu, next->cpu_vm_mask);
cpumask_clear_cpu(cpu, mm_cpumask(prev));
cpumask_set_cpu(cpu, mm_cpumask(next));
local_irq_restore(flags);
}
@ -235,8 +235,8 @@ activate_mm(struct mm_struct *prev, struct mm_struct *next)
TLBMISS_HANDLER_SETUP_PGD(next->pgd);
/* mark mmu ownership change */
cpu_clear(cpu, prev->cpu_vm_mask);
cpu_set(cpu, next->cpu_vm_mask);
cpumask_clear_cpu(cpu, mm_cpumask(prev));
cpumask_set_cpu(cpu, mm_cpumask(next));
local_irq_restore(flags);
}
@ -258,7 +258,7 @@ drop_mmu_context(struct mm_struct *mm, unsigned cpu)
local_irq_save(flags);
if (cpu_isset(cpu, mm->cpu_vm_mask)) {
if (cpumask_test_cpu(cpu, mm_cpumask(mm))) {
get_new_mmu_context(mm, cpu);
#ifdef CONFIG_MIPS_MT_SMTC
/* See comments for similar code above */

2
arch/mips/mm/c-octeon.c
View File

@ -79,7 +79,7 @@ static void octeon_flush_icache_all_cores(struct vm_area_struct *vma)
* cores it has been used on
*/
if (vma)
mask = vma->vm_mm->cpu_vm_mask;
mask = *mm_cpumask(vma->vm_mm);
else
mask = cpu_online_map;
cpu_clear(cpu, mask);