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| author | Jan Engelmohr <jan.engelmohr@mailbox.tu-dresden.de> | 2016-07-26 17:56:43 +0200 |
|---|---|---|
| committer | Moyster <oysterized@gmail.com> | 2016-08-26 15:59:18 +0200 |
| commit | c185b77b187a5b9af6fcfaaa5486c52cd902b1d1 (patch) | |
| tree | cde3b4fcd1a5afe0a64950345c04e3f0c8feb469 /kernel/smpboot.c | |
| parent | 0b5a5b0a7acdc85c34d8319272d8ea54a92c5a5d (diff) | |
3.10.68 -> 3.10.69
Diffstat (limited to 'kernel/smpboot.c')
| -rw-r--r-- | kernel/smpboot.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/smpboot.c b/kernel/smpboot.c index 02fc5c933..7020eecb3 100644 --- a/kernel/smpboot.c +++ b/kernel/smpboot.c @@ -279,6 +279,7 @@ int smpboot_register_percpu_thread(struct smp_hotplug_thread *plug_thread) unsigned int cpu; int ret = 0; + get_online_cpus(); mutex_lock(&smpboot_threads_lock); for_each_online_cpu(cpu) { ret = __smpboot_create_thread(plug_thread, cpu); @@ -291,6 +292,7 @@ int smpboot_register_percpu_thread(struct smp_hotplug_thread *plug_thread) list_add(&plug_thread->list, &hotplug_threads); out: mutex_unlock(&smpboot_threads_lock); + put_online_cpus(); return ret; } EXPORT_SYMBOL_GPL(smpboot_register_percpu_thread); |