On Fri, 2009-07-24 at 20:47 -0400, Luis R. Rodriguez wrote: > The mac80211 workqueue exists to enable mac80211 and drivers > to queue their own work on a single threaded workqueue. mac80211 > takes care to flush the workqueue during suspend but we never > really had requirements on drivers for how they should use > the workqueue in consideration for suspend. > > We extend mac80211 to document how the mac80211 workqueue should > be used, how it should not be used and finally move raw access to > the workqueue to mac80211 only. Drivers and mac80211 use helpers > to queue work and flush the mac80211 workqueue: > > * ieee80211_queue_work() > * ieee80211_queue_delayed_work() > * ieee80211_flush_workqueue() I would prefer to have wait_on_work() and/or cancel_work_sync() instead of flushing? It's often preferable due to locking constraints to cancel_work_sync() instead of flush_workqueue(). Do people really need flush_workqueue()? johannes
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