Revert "workqueue: respect isolated cpus when queueing an unbound work"
This reverts commit b5149873a0c299195b5346fe4dc2c5b04ae2f995.
It conflicts with the following isolcpus change from the sched branch.
edb9382175c3 ("sched/isolation: Move isolcpus= handling to the housekeeping code")
Let's revert for now.
Signed-off-by: Tejun Heo <tj@kernel.org>
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index bfa433b..64d0edf 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -4980,10 +4980,6 @@
if (!zalloc_cpumask_var(&saved_cpumask, GFP_KERNEL))
return -ENOMEM;
- /*
- * Not excluding isolated cpus on purpose.
- * If the user wishes to include them, we allow that.
- */
cpumask_and(cpumask, cpumask, cpu_possible_mask);
if (!cpumask_empty(cpumask)) {
apply_wqattrs_lock();
@@ -5583,7 +5579,7 @@
WARN_ON(__alignof__(struct pool_workqueue) < __alignof__(long long));
BUG_ON(!alloc_cpumask_var(&wq_unbound_cpumask, GFP_KERNEL));
- cpumask_andnot(wq_unbound_cpumask, cpu_possible_mask, cpu_isolated_map);
+ cpumask_copy(wq_unbound_cpumask, cpu_possible_mask);
pwq_cache = KMEM_CACHE(pool_workqueue, SLAB_PANIC);