15  * Used to set current->delays->flags
85 	if (p->delays)  in delayacct_is_task_waiting_on_io()
86 		return (p->delays->flags & DELAYACCT_PF_BLKIO);  in delayacct_is_task_waiting_on_io()
93 	if (p->delays)  in delayacct_set_flag()
94 		p->delays->flags |= flag;  in delayacct_set_flag()
99 	if (p->delays)  in delayacct_clear_flag()
100 		p->delays->flags &= ~flag;  in delayacct_clear_flag()
106 	tsk->delays = NULL;  in delayacct_tsk_init()
111 /* Free tsk->delays. Called from bad fork and __put_task_struct
112  * where there's no risk of tsk->delays being accessed elsewhere
116 	if (tsk->delays)  in delayacct_tsk_free()
117 		kmem_cache_free(delayacct_cache, tsk->delays);  in delayacct_tsk_free()
118 	tsk->delays = NULL;  in delayacct_tsk_free()
127 	if (current->delays)  in delayacct_blkio_start()
136 	if (p->delays)  in delayacct_blkio_end()
143 	if (tsk->delays)  in delayacct_blkio_ticks()
150 	if (current->delays)  in delayacct_freepages_start()
156 	if (current->delays)  in delayacct_freepages_end()
162 	if (current->delays)  in delayacct_thrashing_start()
168 	if (current->delays)  in delayacct_thrashing_end()