222 	return this_cpu_ptr(&perf_cpu_context)->task_ctx;  in perf_cpu_task_ctx()
259 	struct perf_event_context *task_ctx = cpuctx->task_ctx;  in event_function()  local
264 	perf_ctx_lock(cpuctx, task_ctx);  in event_function()
287 		WARN_ON_ONCE(task_ctx != ctx);  in event_function()
294 	perf_ctx_unlock(cpuctx, task_ctx);  in event_function()
361 	struct perf_event_context *task_ctx = NULL;  in event_function_local()  local
369 		task_ctx = ctx;  in event_function_local()
372 	perf_ctx_lock(cpuctx, task_ctx);  in event_function_local()
388 			if (WARN_ON_ONCE(cpuctx->task_ctx != ctx))  in event_function_local()
397 	perf_ctx_unlock(cpuctx, task_ctx);  in event_function_local()
947 	perf_ctx_lock(cpuctx, cpuctx->task_ctx);  in perf_cgroup_switch()
965 	perf_ctx_unlock(cpuctx, cpuctx->task_ctx);  in perf_cgroup_switch()
2509 			WARN_ON_ONCE(cpuctx->task_ctx != ctx);  in __perf_remove_from_context()
2510 			cpuctx->task_ctx = NULL;  in __perf_remove_from_context()
2781 	if (!cpuctx->task_ctx)  in task_ctx_sched_out()
2784 	if (WARN_ON_ONCE(ctx != cpuctx->task_ctx))  in task_ctx_sched_out()
2818 			struct perf_event_context *task_ctx,  in ctx_resched()  argument
2836 	if (task_ctx) {  in ctx_resched()
2837 		for_each_epc(epc, task_ctx, pmu, false)  in ctx_resched()
2840 		task_ctx_sched_out(task_ctx, pmu, event_type);  in ctx_resched()
2855 	perf_event_sched_in(cpuctx, task_ctx, pmu);  in ctx_resched()
2860 	if (task_ctx) {  in ctx_resched()
2861 		for_each_epc(epc, task_ctx, pmu, false)  in ctx_resched()
2869 	struct perf_event_context *task_ctx = cpuctx->task_ctx;  in perf_pmu_resched()  local
2871 	perf_ctx_lock(cpuctx, task_ctx);  in perf_pmu_resched()
2872 	ctx_resched(cpuctx, task_ctx, pmu, EVENT_ALL|EVENT_CPU);  in perf_pmu_resched()
2873 	perf_ctx_unlock(cpuctx, task_ctx);  in perf_pmu_resched()
2887 	struct perf_event_context *task_ctx = cpuctx->task_ctx;  in __perf_install_in_context()  local
2894 		task_ctx = ctx;  in __perf_install_in_context()
2910 		WARN_ON_ONCE(reprogram && cpuctx->task_ctx && cpuctx->task_ctx != ctx);  in __perf_install_in_context()
2911 	} else if (task_ctx) {  in __perf_install_in_context()
2912 		raw_spin_lock(&task_ctx->lock);  in __perf_install_in_context()
2930 		ctx_resched(cpuctx, task_ctx, event->pmu_ctx->pmu,  in __perf_install_in_context()
2937 	perf_ctx_unlock(cpuctx, task_ctx);  in __perf_install_in_context()
3068 	struct perf_event_context *task_ctx;  in __perf_event_enable()  local
3092 	task_ctx = cpuctx->task_ctx;  in __perf_event_enable()
3094 		WARN_ON_ONCE(task_ctx != ctx);  in __perf_event_enable()
3096 	ctx_resched(cpuctx, task_ctx, event->pmu_ctx->pmu, get_event_type(event));  in __perf_event_enable()
3424 			WARN_ON_ONCE(cpuctx->task_ctx);  in ctx_sched_out()
3459 		WARN_ON_ONCE(cpuctx->task_ctx != ctx);  in ctx_sched_out()
3461 			cpuctx->task_ctx = NULL;  in ctx_sched_out()
3727 	perf_ctx_lock(cpuctx, cpuctx->task_ctx);  in __perf_pmu_sched_task()
3733 	perf_ctx_unlock(cpuctx, cpuctx->task_ctx);  in __perf_pmu_sched_task()
3744 	if (prev == next || cpuctx->task_ctx)  in perf_pmu_sched_task()
4010 			cpuctx->task_ctx = ctx;  in ctx_sched_in()
4012 			WARN_ON_ONCE(cpuctx->task_ctx != ctx);  in ctx_sched_in()
4043 	if (cpuctx->task_ctx == ctx) {  in perf_event_context_sched_in()
4078 	perf_ctx_sched_task_cb(cpuctx->task_ctx, task, true);  in perf_event_context_sched_in()
4400 	perf_ctx_lock(cpuctx, cpuctx->task_ctx);  in perf_rotate_context()
4431 	perf_ctx_unlock(cpuctx, cpuctx->task_ctx);  in perf_rotate_context()
4613 	if (ctx->task && cpuctx->task_ctx != ctx)  in __perf_event_read()
8483 	       struct perf_event_context *task_ctx)  in perf_iterate_sb()  argument
8495 	if (task_ctx) {  in perf_iterate_sb()
8496 		perf_iterate_ctx(task_ctx, output, data, false);  in perf_iterate_sb()
8604 	if (cpuctx->task_ctx)  in __perf_pmu_output_stop()
8605 		perf_iterate_ctx(cpuctx->task_ctx, __perf_event_output_stop,  in __perf_pmu_output_stop()
8650 	struct perf_event_context	*task_ctx;  member
8714 			      struct perf_event_context *task_ctx,  in perf_event_task()  argument
8726 		.task_ctx = task_ctx,  in perf_event_task()
8743 		       task_ctx);  in perf_event_task()