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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2016-12-12 12:53:54 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-12-12 12:53:54 -0800 |
| commit | cbaa1576c4547b97cd7064469dcb5f7752def99f (patch) | |
| tree | 80fa397eb38bf5220b2159dc937036d11be676f9 /kernel | |
| parent | 92c020d08d83673ecd15a9069d4457378668da31 (diff) | |
| parent | 777c6e0daebb3fcefbbd6f620410a946b07ef6d0 (diff) | |
Merge branch 'smp-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull hotplug API fix from Ingo Molnar:
"Late breaking fix from the v4.9 cycle: fix a hotplug register/
unregister notifier API asymmetry bug that can cause kernel warnings
(and worse) with certain Kconfig combinations"
* 'smp-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
hotplug: Make register and unregister notifier API symmetric
Diffstat (limited to 'kernel')
| -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 29de1a9352c0..217fd2e7f435 100644 --- a/kernel/cpu.c +++ b/kernel/cpu.c @@ -659,7 +659,6 @@ void __init cpuhp_threads_init(void) kthread_unpark(this_cpu_read(cpuhp_state.thread)); } -#ifdef CONFIG_HOTPLUG_CPU EXPORT_SYMBOL(register_cpu_notifier); EXPORT_SYMBOL(__register_cpu_notifier); void unregister_cpu_notifier(struct notifier_block *nb) @@ -676,6 +675,7 @@ void __unregister_cpu_notifier(struct notifier_block *nb) } EXPORT_SYMBOL(__unregister_cpu_notifier); +#ifdef CONFIG_HOTPLUG_CPU /** * clear_tasks_mm_cpumask - Safely clear tasks' mm_cpumask for a CPU * @cpu: a CPU id |