Messages in this thread | | | Date | Wed, 20 Oct 2021 06:18:18 -1000 | From | Tejun Heo <> | Subject | Re: [PATCH] workqueue: doc: Call out the non-reentrance conditions |
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On Wed, Oct 20, 2021 at 01:40:21PM +0800, Boqun Feng wrote: > * A work item instance will not be processed by multiple workers at the > same time, i.e. it's non-reentrant, so requeuing the same instance of > a work item is safe and not racy. Operations considered as changing > the work item to a different instance are: 1) change the work > function, 2) queue the work item to a different workqueue, or 3) > reinitiate the work item. The non-reentrance guarantee doesn't hold > for different work item instances.
Yeah, I prefer it to be described this way but it's not a strong opinion. Looks good to me either way.
Thanks.
-- tejun
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