diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/workqueue.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/kernel/workqueue.c b/kernel/workqueue.c index aca94726e20a..79a11e40f311 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -2615,11 +2615,15 @@ static int alloc_cwqs(struct workqueue_struct *wq) const size_t size = sizeof(struct cpu_workqueue_struct); const size_t align = max_t(size_t, 1 << WORK_STRUCT_FLAG_BITS, __alignof__(unsigned long long)); +#ifdef CONFIG_SMP + bool percpu = !(wq->flags & WQ_UNBOUND); +#else + bool percpu = false; +#endif - if (CONFIG_SMP && !(wq->flags & WQ_UNBOUND)) { - /* on SMP, percpu allocator can align itself */ + if (percpu) wq->cpu_wq.pcpu = __alloc_percpu(size, align); - } else { + else { void *ptr; /* @@ -2641,7 +2645,13 @@ static int alloc_cwqs(struct workqueue_struct *wq) static void free_cwqs(struct workqueue_struct *wq) { - if (CONFIG_SMP && !(wq->flags & WQ_UNBOUND)) +#ifdef CONFIG_SMP + bool percpu = !(wq->flags & WQ_UNBOUND); +#else + bool percpu = false; +#endif + + if (percpu) free_percpu(wq->cpu_wq.pcpu); else if (wq->cpu_wq.single) { /* the pointer to free is stored right after the cwq */ |