178  * We maintain four lists of jobs:
180  * i)   jobs waiting for pages
181  * ii)  jobs that have pages, and are waiting for the io to be issued.
182  * iii) jobs that don't need to do any IO and just run a callback
183  * iv) jobs that have completed.
528 static struct kcopyd_job *pop_io_job(struct list_head *jobs,  in pop_io_job()  argument
534 	 * For I/O jobs, pop any read, any write without sequential write  in pop_io_job()
537 	list_for_each_entry(job, jobs, list) {  in pop_io_job()
553 static struct kcopyd_job *pop(struct list_head *jobs,  in pop()  argument
561 	if (!list_empty(jobs)) {  in pop()
562 		if (jobs == &kc->io_jobs)  in pop()
563 			job = pop_io_job(jobs, kc);  in pop()
565 			job = list_entry(jobs->next, struct kcopyd_job, list);  in pop()
574 static void push(struct list_head *jobs, struct kcopyd_job *job)  in push()  argument
580 	list_add_tail(&job->list, jobs);  in push()
585 static void push_head(struct list_head *jobs, struct kcopyd_job *job)  in push_head()  argument
591 	list_add(&job->list, jobs);  in push_head()
615 	 * If this is the master job, the sub jobs have already  in run_complete_job()
722  * of successful jobs.
724 static int process_jobs(struct list_head *jobs, struct dm_kcopyd_client *kc,  in process_jobs()  argument
730 	while ((job = pop(jobs, kc))) {  in process_jobs()
750 			push_head(jobs, job);  in process_jobs()
772 	 * complete jobs can free some pages for pages jobs.  in do_work()
773 	 * Pages jobs when successful will jump onto the io jobs  in do_work()
774 	 * list.  io jobs call wake when they complete and it all  in do_work()
791  * jobs.
876  * Create some sub jobs to share the work between them.
899 	 * Allocate an array of jobs consisting of one master job  in dm_kcopyd_copy()
900 	 * followed by SPLIT_COUNT sub jobs.  in dm_kcopyd_copy()
1089 	/* Wait for completion of all jobs submitted by this client. */  in dm_kcopyd_client_destroy()