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power, workqueue: remove keventd_up() usage 

Now that workqueue can handle work item queueing/cancelling from very
early during boot, there is no need to gate cancel_delayed_work_sync()
while !keventd_up().  Remove it.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Cc: Qiao Zhou <qiaozhou@asrmicro.com>
This commit is contained in:
Tejun Heo 2016-09-16 15:49:33 -04:00
parent 1bb0802460
commit a81f80f3eb
1 changed files with 1 additions and 10 deletions
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11
kernel/power/qos.c
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@ -482,16 +482,7 @@ void pm_qos_update_request(struct pm_qos_request *req,
return;
}
/*
* This function may be called very early during boot, for example,
* from of_clk_init(), where irq needs to stay disabled.
* cancel_delayed_work_sync() assumes that irq is enabled on
* invocation and re-enables it on return. Avoid calling it until
* workqueue is initialized.
*/
if (keventd_up())
cancel_delayed_work_sync(&req->work);
cancel_delayed_work_sync(&req->work);
__pm_qos_update_request(req, new_value);
}
EXPORT_SYMBOL_GPL(pm_qos_update_request);