43 	tsk->delays = kmem_cache_zalloc(delayacct_cache, GFP_KERNEL);  in __delayacct_tsk_init()
44 	if (tsk->delays)  in __delayacct_tsk_init()
45 		spin_lock_init(&tsk->delays->lock);  in __delayacct_tsk_init()
58 		spin_lock_irqsave(&current->delays->lock, flags);  in delayacct_end()
61 		spin_unlock_irqrestore(&current->delays->lock, flags);  in delayacct_end()
67 	current->delays->blkio_start = ktime_get_ns();  in __delayacct_blkio_start()
72 	if (current->delays->flags & DELAYACCT_PF_SWAPIN)  in __delayacct_blkio_end()
74 		delayacct_end(&current->delays->blkio_start,  in __delayacct_blkio_end()
75 			&current->delays->swapin_delay,  in __delayacct_blkio_end()
76 			&current->delays->swapin_count);  in __delayacct_blkio_end()
78 		delayacct_end(&current->delays->blkio_start,  in __delayacct_blkio_end()
79 			&current->delays->blkio_delay,  in __delayacct_blkio_end()
80 			&current->delays->blkio_count);  in __delayacct_blkio_end()
120 	spin_lock_irqsave(&tsk->delays->lock, flags);  in __delayacct_add_tsk()
121 	tmp = d->blkio_delay_total + tsk->delays->blkio_delay;  in __delayacct_add_tsk()
123 	tmp = d->swapin_delay_total + tsk->delays->swapin_delay;  in __delayacct_add_tsk()
125 	tmp = d->freepages_delay_total + tsk->delays->freepages_delay;  in __delayacct_add_tsk()
127 	d->blkio_count += tsk->delays->blkio_count;  in __delayacct_add_tsk()
128 	d->swapin_count += tsk->delays->swapin_count;  in __delayacct_add_tsk()
129 	d->freepages_count += tsk->delays->freepages_count;  in __delayacct_add_tsk()
130 	spin_unlock_irqrestore(&tsk->delays->lock, flags);  in __delayacct_add_tsk()
140 	spin_lock_irqsave(&tsk->delays->lock, flags);  in __delayacct_blkio_ticks()
141 	ret = nsec_to_clock_t(tsk->delays->blkio_delay +  in __delayacct_blkio_ticks()
142 				tsk->delays->swapin_delay);  in __delayacct_blkio_ticks()
143 	spin_unlock_irqrestore(&tsk->delays->lock, flags);  in __delayacct_blkio_ticks()
149 	current->delays->freepages_start = ktime_get_ns();  in __delayacct_freepages_start()
154 	delayacct_end(&current->delays->freepages_start,  in __delayacct_freepages_end()
155 			&current->delays->freepages_delay,  in __delayacct_freepages_end()
156 			&current->delays->freepages_count);  in __delayacct_freepages_end()