cpumask: use mm_cpumask() wrapper: kernel/fork.c

Impact: futureproof

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.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

diff --git a/kernel/fork.c b/kernel/fork.c
index 6715ebc..47c1584 100644 (file)
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -284,7 +284,7 @@ static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)
        mm->free_area_cache = oldmm->mmap_base;
        mm->cached_hole_size = ~0UL;
        mm->map_count = 0;
-       cpus_clear(mm->cpu_vm_mask);
+       cpumask_clear(mm_cpumask(mm));
        mm->mm_rb = RB_ROOT;
        rb_link = &mm->mm_rb.rb_node;
        rb_parent = NULL;