30 /* Counter sets are stored as data stream in a page sized memory buffer and
40  * All counter sets are followed by a 64 byte trailer.
45  * - the time stamp the counter sets have been collected
49  * The counter sets are saved when the process is prepared to be executed on a
51  * The difference of both counter sets are calculated and stored in the event
126  * Note that the counter sets may not be enabled or active and the stcctm
169 /* Read out all counter sets and save them in the provided data buffer.
205 /* Scan the counter sets and calculate the difference of each counter
271 	/* check required version for counter sets */  in validate_ctr_version()
330 	/* Check authorization for cpu counter sets.  in validate_ctr_auth()
344  * Enable and activate the CPU-counter sets according
367  * Disable and enable (inactive) the CPU-counter sets according
634 	/* Increment refcount for counter sets */  in cpumf_pmu_start()
640 /* Create perf event sample with the counter sets as raw data.	The sample
802 	unsigned int sets;		/* Counter set bit mask */  member
843  * The cpu_cf_events::dev_state is used to denote counter sets in use by this
845  * value is zero and no additional counter sets will be included.
857  * counters sets during scheduling.
863  * When /dev/hwctr interface is also used at the same time, the counter sets
870 /* Stop all counter sets via ioctl interface */
879 		if ((p->sets & cpumf_ctr_ctl[rc])) {  in cfset_ioctl_off()
887 	/* Keep perf_event_open counter sets */  in cfset_ioctl_off()
898 /* Start counter sets on particular CPU */
906 	ctr_set_enable(&cpuhw->dev_state, p->sets);  in cfset_ioctl_on()
907 	ctr_set_start(&cpuhw->dev_state, p->sets);  in cfset_ioctl_on()
909 		if ((p->sets & cpumf_ctr_ctl[rc]))  in cfset_ioctl_on()
911 	rc = lcctl(cpuhw->dev_state | cpuhw->state);	/* Start counter sets */  in cfset_ioctl_on()
929 	rc = lcctl(cpuhw->state);	/* Keep perf_event_open counter sets */  in cfset_release_cpu()
943 		.sets = req->ctrset,  in cfset_all_stop()
989 		.sets = req->ctrset,  in cfset_all_start()
1011  * To find out the size of the counter sets, any one CPU will do. They
1012  * all have the same counter sets.
1014 static size_t cfset_needspace(unsigned int sets)  in cfset_needspace()  argument
1021 		if (!(sets & cpumf_ctr_ctl[i]))  in cfset_needspace()
1048 		rc |= put_user(cpuhw->sets, &ctrset_cpudata->no_sets);  in cfset_all_copy()
1081 /* Read all counter sets. */
1091 	cpuhw->sets = 0;  in cfset_cpu_read()
1094 	/* Scan the counter sets */  in cfset_cpu_read()
1099 		if (!(p->sets & cpumf_ctr_ctl[set]))  in cfset_cpu_read()
1106 			cpuhw->sets += 1;  in cfset_cpu_read()
1109 	debug_sprintf_event(cf_dbg, 4, "%s sets %d used %zd\n", __func__,  in cfset_cpu_read()
1110 			    cpuhw->sets, cpuhw->used);  in cfset_cpu_read()
1122 	p.sets = req->ctrset;  in cfset_all_read()
1218  * S390_HWCTR_START: Start the specified counter sets on a CPU list. The
1225  * S390_HWCTR_STOP: Stops the counter sets on the CPU list given with the
1279 			p.sets = rp->ctrset;  in cfset_online_cpu()
1299 			p.sets = rp->ctrset;  in cfset_offline_cpu()
1329 /* Setup the event. Test for authorized counter sets and only include counter
1330  * sets which are authorized at the time of the setup. Including unauthorized
1331  * counter sets result in specification exception (and panic).
1345 	/* Add all authorized counter sets to config_base. The  in cfdiag_event_init2()
1355 	/* No authorized counter sets, nothing to count/sample */  in cfdiag_event_init2()
1396  * to collect the complete counter sets for a scheduled process. Target
1397  * are complete counter sets attached as raw data to the artificial event.
1398  * This results in complete counter sets available when a process is
1453 /* Calculate memory needed to store all counter sets together with header and