Blackfin: don't touch task->cpus_allowed directly

Every callter (except kthread_bind) should use proper
set_cpus_allowed_ptr() APIs.

Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

1 files changed, 2 insertions, 4 deletions

diff --git a/arch/blackfin/kernel/process.c b/arch/blackfin/kernel/process.c
index b407bc8ad918..6a660fa921b5 100644
--- a/arch/blackfin/kernel/process.c
+++ b/arch/blackfin/kernel/process.c
@@ -171,10 +171,8 @@ asmlinkage int bfin_clone(struct pt_regs *regs)
         unsigned long newsp;
 
 #ifdef __ARCH_SYNC_CORE_DCACHE
-        if (current->rt.nr_cpus_allowed == num_possible_cpus()) {
-                current->cpus_allowed = cpumask_of_cpu(smp_processor_id());
-                current->rt.nr_cpus_allowed = 1;
-        }
+        if (current->rt.nr_cpus_allowed == num_possible_cpus())
+                set_cpus_allowed_ptr(current, cpumask_of(smp_processor_id()));
 #endif
 
         /* syscall2 puts clone_flags in r0 and usp in r1 */