path: root/kernel/cpu.c
diff options
authorOleg Nesterov <oleg@redhat.com>2015-06-30 03:29:51 +0200
committerIngo Molnar <mingo@kernel.org>2015-08-03 12:21:26 +0200
commit7eeb088e72048bf4660f64fc3824c8066cf17591 (patch)
treefa8bbba404bf4d6c7a1f2a7a5820ccb12a4a83e9 /kernel/cpu.c
parentb377c2a089d4538e6e62e51fa595c896c314d83d (diff)
stop_machine: Unexport __stop_machine()
The only caller outside of stop_machine.c is _cpu_down(), it can use stop_machine(). get_online_cpus() is fine under cpu_hotplug_begin(). Signed-off-by: Oleg Nesterov <oleg@redhat.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Tejun Heo <tj@kernel.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: dave@stgolabs.net Cc: der.herr@hofr.at Cc: paulmck@linux.vnet.ibm.com Cc: riel@redhat.com Cc: viro@ZenIV.linux.org.uk Link: http://lkml.kernel.org/r/20150630012951.GA23934@redhat.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/cpu.c')
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/cpu.c b/kernel/cpu.c
index 9c9c9fab16cc..664ce5299334 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -395,7 +395,7 @@ static int __ref _cpu_down(unsigned int cpu, int tasks_frozen)
* So now all preempt/rcu users must observe !cpu_active().
- err = __stop_machine(take_cpu_down, &tcd_param, cpumask_of(cpu));
+ err = stop_machine(take_cpu_down, &tcd_param, cpumask_of(cpu));
if (err) {
/* CPU didn't die: tell everyone. Can't complain. */
cpu_notify_nofail(CPU_DOWN_FAILED | mod, hcpu);

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