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wifi: cfg80211: use system_unbound_wq for wiphy work

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commit 91d20ab9d9ca035527af503d00e1e30d6c375f2a upstream.

Since wiphy work items can run pretty much arbitrary
code in the stack/driver, it can take longer to run
all of this, so we shouldn't be using system_wq via
schedule_work(). Also, we lock the wiphy (which is
the reason this exists), so use system_unbound_wq.

Reported-and-tested-by: Kalle Valo <kvalo@kernel.org>
Fixes: a3ee4dc84c4e ("wifi: cfg80211: add a work abstraction with special semantics")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Johannes Berg 2023-10-09 10:18:01 +02:00 • committed by Greg Kroah-Hartman
parent 405dbaf049
commit 49b9165ead
1 changed files with 1 additions and 1 deletions
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2
net/wireless/core.c
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@ -1618,7 +1618,7 @@ void wiphy_work_queue(struct wiphy *wiphy, struct wiphy_work *work)
list_add_tail(&work->entry, &rdev->wiphy_work_list);
spin_unlock_irqrestore(&rdev->wiphy_work_lock, flags);
schedule_work(&rdev->wiphy_work);
queue_work(system_unbound_wq, &rdev->wiphy_work);
}
EXPORT_SYMBOL_GPL(wiphy_work_queue);