cpumask: use mm_cpumask() wrapper: x86

Makes code futureproof against the impending change to mm->cpu_vm_mask (to be a pointer).

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>

1 files changed, 2 insertions, 2 deletions

diff --git a/arch/x86/kernel/ldt.c b/arch/x86/kernel/ldt.c
index 71f1d99a635d..ec6ef60cbd17 100644
--- a/arch/x86/kernel/ldt.c
+++ b/arch/x86/kernel/ldt.c
@@ -67,8 +67,8 @@ static int alloc_ldt(mm_context_t *pc, int mincount, int reload)
 #ifdef CONFIG_SMP
                 preempt_disable();
                 load_LDT(pc);
-                if (!cpus_equal(current->mm->cpu_vm_mask,
-                                cpumask_of_cpu(smp_processor_id())))
+                if (!cpumask_equal(mm_cpumask(current->mm),
+                                   cpumask_of(smp_processor_id())))
                         smp_call_function(flush_ldt, current->mm, 1);
                 preempt_enable();
 #else