600 				      struct perf_event *group_leader)  in perf_cgroup_connect()  argument
625 	if (group_leader && group_leader->cgrp != cgrp) {  in perf_cgroup_connect()
716 				      struct perf_event *group_leader)  in perf_cgroup_connect()  argument
1161 	    event->group_leader->state < PERF_EVENT_STATE_INACTIVE)  in update_event_times()
1227 	if (event->group_leader == event) {  in list_add_event()
1317 			       event->group_leader->nr_siblings);  in perf_event__header_size()
1354 	__perf_event_read_size(event, event->group_leader->nr_siblings + 1);  in perf_event_validate_size()
1371 	struct perf_event *group_leader = event->group_leader, *pos;  in perf_group_attach()  local
1381 	if (group_leader == event)  in perf_group_attach()
1384 	WARN_ON_ONCE(group_leader->ctx != event->ctx);  in perf_group_attach()
1386 	if (group_leader->group_flags & PERF_GROUP_SOFTWARE &&  in perf_group_attach()
1388 		group_leader->group_flags &= ~PERF_GROUP_SOFTWARE;  in perf_group_attach()
1390 	list_add_tail(&event->group_entry, &group_leader->sibling_list);  in perf_group_attach()
1391 	group_leader->nr_siblings++;  in perf_group_attach()
1393 	perf_event__header_size(group_leader);  in perf_group_attach()
1395 	list_for_each_entry(pos, &group_leader->sibling_list, group_entry)  in perf_group_attach()
1437 	if (event->group_leader == event)  in list_del_event()
1471 	if (event->group_leader != event) {  in perf_group_detach()
1473 		event->group_leader->nr_siblings--;  in perf_group_detach()
1488 		sibling->group_leader = sibling;  in perf_group_detach()
1497 	perf_event__header_size(event->group_leader);  in perf_group_detach()
1499 	list_for_each_entry(tmp, &event->group_leader->sibling_list, group_entry)  in perf_group_detach()
1754 		if (event == event->group_leader)  in __perf_event_disable()
2219 	struct perf_event *leader = event->group_leader;  in __perf_event_enable()
3953 	struct perf_event *leader = event->group_leader, *child;  in perf_read_group()
4131 	event = event->group_leader;  in perf_event_for_each()
5260 	struct perf_event *leader = event->group_leader, *sub;  in perf_output_read_group()
7747 	if (event->group_leader != event) {  in perf_try_init_event()
7752 		ctx = perf_event_ctx_lock_nested(event->group_leader,  in perf_try_init_event()
7761 		perf_event_ctx_unlock(event->group_leader, ctx);  in perf_try_init_event()
7848 		 struct perf_event *group_leader,  in perf_event_alloc()  argument
7871 	if (!group_leader)  in perf_event_alloc()
7872 		group_leader = event;  in perf_event_alloc()
7893 	event->group_leader	= group_leader;  in perf_event_alloc()
7948 		err = perf_cgroup_connect(cgroup_fd, event, attr, group_leader);  in perf_event_alloc()
8244 	struct perf_event *group_leader = NULL, *output_event = NULL;  in SYSCALL_DEFINE5()  local
8299 		group_leader = group.file->private_data;  in SYSCALL_DEFINE5()
8301 			output_event = group_leader;  in SYSCALL_DEFINE5()
8303 			group_leader = NULL;  in SYSCALL_DEFINE5()
8314 	if (task && group_leader &&  in SYSCALL_DEFINE5()
8315 	    group_leader->attr.inherit != attr.inherit) {  in SYSCALL_DEFINE5()
8343 	event = perf_event_alloc(&attr, cpu, task, group_leader, NULL,  in SYSCALL_DEFINE5()
8369 	if (group_leader &&  in SYSCALL_DEFINE5()
8370 	    (is_software_event(event) != is_software_event(group_leader))) {  in SYSCALL_DEFINE5()
8380 			pmu = group_leader->pmu;  in SYSCALL_DEFINE5()
8381 		} else if (is_software_event(group_leader) &&  in SYSCALL_DEFINE5()
8382 			   (group_leader->group_flags & PERF_GROUP_SOFTWARE)) {  in SYSCALL_DEFINE5()
8401 	if ((pmu->capabilities & PERF_PMU_CAP_EXCLUSIVE) && group_leader) {  in SYSCALL_DEFINE5()
8409 	if (group_leader) {  in SYSCALL_DEFINE5()
8416 		if (group_leader->group_leader != group_leader)  in SYSCALL_DEFINE5()
8420 		if (group_leader->clock != event->clock)  in SYSCALL_DEFINE5()
8432 			if (group_leader->ctx->task != ctx->task)  in SYSCALL_DEFINE5()
8440 			if (group_leader->cpu != event->cpu)  in SYSCALL_DEFINE5()
8443 			if (group_leader->ctx != ctx)  in SYSCALL_DEFINE5()
8468 		gctx = group_leader->ctx;  in SYSCALL_DEFINE5()
8503 		perf_remove_from_context(group_leader, false);  in SYSCALL_DEFINE5()
8505 		list_for_each_entry(sibling, &group_leader->sibling_list,  in SYSCALL_DEFINE5()
8527 		list_for_each_entry(sibling, &group_leader->sibling_list,  in SYSCALL_DEFINE5()
8539 		perf_event__state_init(group_leader);  in SYSCALL_DEFINE5()
8540 		perf_install_in_context(ctx, group_leader, group_leader->cpu);  in SYSCALL_DEFINE5()
8718 		if (event->group_leader == event)  in perf_pmu_migrate_context()
9024 	      struct perf_event *group_leader,  in inherit_event()  argument
9043 					   group_leader, parent_event,  in inherit_event()