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| author |   Oleg Nesterov <oleg@redhat.com> | 2015-06-30 03:29:51 +0200 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2015-08-03 12:21:26 +0200 |
| commit | 7eeb088e72048bf4660f64fc3824c8066cf17591 (patch) | |
| tree | fa8bbba404bf4d6c7a1f2a7a5820ccb12a4a83e9 /kernel/cpu.c | |
| parent | stop_machine: Don't do for_each_cpu() twice in queue_stop_cpus_work() (diff) | |
| download | wireguard-linux-7eeb088e72048bf4660f64fc3824c8066cf17591.tar.xz wireguard-linux-7eeb088e72048bf4660f64fc3824c8066cf17591.zip | |
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')
| -rw-r--r-- | kernel/cpu.c | 2 |
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); |