Messages in this thread | | | Date | Tue, 26 May 2020 15:46:41 -0400 | From | Tejun Heo <> | Subject | Re: [PATCH 0/3] workqueue: Make the workqueue code PREEMPT_RT safe |
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Hello,
On Wed, May 13, 2020 at 06:27:29PM +0200, Sebastian Andrzej Siewior wrote: > The series changes `wq_manager_wait' from waitqueues to simple > waitqueues and its internal locking (pool::lock and wq_mayday_lock) to > raw spinlocks so that workqueues can be used on PREEMPT_RT from truly > atomic context.
No objection from workqueue side but the comment in swait.h doesn't look too encouraging. Kinda difficult to make a call from my side. Linus, does this qualify as the RT use case you had on mind?
Thanks.
-- tejun
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