397 				      struct perf_event *group_leader)  in perf_cgroup_connect()  argument
425 	if (group_leader && group_leader->cgrp != cgrp) {  in perf_cgroup_connect()
514 				      struct perf_event *group_leader)  in perf_cgroup_connect()  argument
749 	    event->group_leader->state < PERF_EVENT_STATE_INACTIVE)  in update_event_times()
815 	if (event->group_leader == event) {  in list_add_event()
856 		nr += event->group_leader->nr_siblings;  in perf_event__read_size()
913 	struct perf_event *group_leader = event->group_leader, *pos;  in perf_group_attach()  local
923 	if (group_leader == event)  in perf_group_attach()
926 	if (group_leader->group_flags & PERF_GROUP_SOFTWARE &&  in perf_group_attach()
928 		group_leader->group_flags &= ~PERF_GROUP_SOFTWARE;  in perf_group_attach()
930 	list_add_tail(&event->group_entry, &group_leader->sibling_list);  in perf_group_attach()
931 	group_leader->nr_siblings++;  in perf_group_attach()
933 	perf_event__header_size(group_leader);  in perf_group_attach()
935 	list_for_each_entry(pos, &group_leader->sibling_list, group_entry)  in perf_group_attach()
973 	if (event->group_leader == event)  in list_del_event()
1005 	if (event->group_leader != event) {  in perf_group_detach()
1007 		event->group_leader->nr_siblings--;  in perf_group_detach()
1022 		sibling->group_leader = sibling;  in perf_group_detach()
1029 	perf_event__header_size(event->group_leader);  in perf_group_detach()
1031 	list_for_each_entry(tmp, &event->group_leader->sibling_list, group_entry)  in perf_group_detach()
1202 		if (event == event->group_leader)  in __perf_event_disable()
1477 	struct perf_event *leader = event->group_leader;  in __perf_install_in_context()
1623 	struct perf_event *leader = event->group_leader;  in __perf_event_enable()
3052 	struct perf_event *leader = event->group_leader, *sub;  in perf_event_read_group()
3208 	event = event->group_leader;  in perf_event_for_each()
4218 	struct perf_event *leader = event->group_leader, *sub;  in perf_output_read_group()
6159 		 struct perf_event *group_leader,  in perf_event_alloc()  argument
6181 	if (!group_leader)  in perf_event_alloc()
6182 		group_leader = event;  in perf_event_alloc()
6197 	event->group_leader	= group_leader;  in perf_event_alloc()
6424 	struct perf_event *group_leader = NULL, *output_event = NULL;  in SYSCALL_DEFINE5()  local
6469 		group_leader = perf_fget_light(group_fd, &fput_needed);  in SYSCALL_DEFINE5()
6470 		if (IS_ERR(group_leader)) {  in SYSCALL_DEFINE5()
6471 			err = PTR_ERR(group_leader);  in SYSCALL_DEFINE5()
6474 		group_file = group_leader->filp;  in SYSCALL_DEFINE5()
6476 			output_event = group_leader;  in SYSCALL_DEFINE5()
6478 			group_leader = NULL;  in SYSCALL_DEFINE5()
6489 	event = perf_event_alloc(&attr, cpu, task, group_leader, NULL, NULL);  in SYSCALL_DEFINE5()
6496 		err = perf_cgroup_connect(pid, event, &attr, group_leader);  in SYSCALL_DEFINE5()
6514 	if (group_leader &&  in SYSCALL_DEFINE5()
6515 	    (is_software_event(event) != is_software_event(group_leader))) {  in SYSCALL_DEFINE5()
6525 			pmu = group_leader->pmu;  in SYSCALL_DEFINE5()
6526 		} else if (is_software_event(group_leader) &&  in SYSCALL_DEFINE5()
6527 			   (group_leader->group_flags & PERF_GROUP_SOFTWARE)) {  in SYSCALL_DEFINE5()
6554 	if (group_leader) {  in SYSCALL_DEFINE5()
6561 		if (group_leader->group_leader != group_leader)  in SYSCALL_DEFINE5()
6568 			if (group_leader->ctx->type != ctx->type)  in SYSCALL_DEFINE5()
6571 			if (group_leader->ctx != ctx)  in SYSCALL_DEFINE5()
6595 		struct perf_event_context *gctx = group_leader->ctx;  in SYSCALL_DEFINE5()
6598 		perf_remove_from_context(group_leader);  in SYSCALL_DEFINE5()
6599 		list_for_each_entry(sibling, &group_leader->sibling_list,  in SYSCALL_DEFINE5()
6613 		perf_install_in_context(ctx, group_leader, cpu);  in SYSCALL_DEFINE5()
6615 		list_for_each_entry(sibling, &group_leader->sibling_list,  in SYSCALL_DEFINE5()
6949 	      struct perf_event *group_leader,  in inherit_event()  argument
6967 					   group_leader, parent_event,  in inherit_event()