blk_clear_pm_only

Name:blk_clear_pm_only

Proto:void blk_clear_pm_only(struct request_queue *q)

Type:void

Parameter:

Type	Parameter	Name
struct request_queue *	q

301

pm_only = atomic_dec_return( & * Number of contexts that have called blk_set_pm_only(). If this * counter is above zero then only RQF_PM and RQF_PREEMPT requests are * processed.)

302

WARN_ON_ONCE(pm_only < 0)

303

If pm_only == 0 Then wake_up_all( & mq_freeze_wq)

**Caller**
Name	Describe
blk_pre_runtime_suspend	lk_pre_runtime_suspend - Pre runtime suspend check@q: the queue of the device Description:* This function will check if runtime suspend is allowed for the device* by examining if there are any requests pending in the queue
blk_post_runtime_suspend	lk_post_runtime_suspend - Post runtime suspend processing@q: the queue of the device@err: return value of the device's runtime_suspend function* Description:* Update the queue's runtime status according to the return value of the* device's runtime
blk_post_runtime_resume	lk_post_runtime_resume - Post runtime resume processing@q: the queue of the device@err: return value of the device's runtime_resume function* Description:* Update the queue's runtime status according to the return value of the

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