221 	struct perf_event_context *task_ctx = cpuctx->task_ctx;  in event_function()  local
226 	perf_ctx_lock(cpuctx, task_ctx);  in event_function()
249 		WARN_ON_ONCE(task_ctx != ctx);  in event_function()
256 	perf_ctx_unlock(cpuctx, task_ctx);  in event_function()
319 	struct perf_event_context *task_ctx = NULL;  in event_function_local()  local
327 		task_ctx = ctx;  in event_function_local()
330 	perf_ctx_lock(cpuctx, task_ctx);  in event_function_local()
346 			if (WARN_ON_ONCE(cpuctx->task_ctx != ctx))  in event_function_local()
355 	perf_ctx_unlock(cpuctx, task_ctx);  in event_function_local()
852 		perf_ctx_lock(cpuctx, cpuctx->task_ctx);  in perf_cgroup_switch()
870 		perf_ctx_unlock(cpuctx, cpuctx->task_ctx);  in perf_cgroup_switch()
2383 			WARN_ON_ONCE(cpuctx->task_ctx != ctx);  in __perf_remove_from_context()
2384 			cpuctx->task_ctx = NULL;  in __perf_remove_from_context()
2667 	if (!cpuctx->task_ctx)  in task_ctx_sched_out()
2670 	if (WARN_ON_ONCE(ctx != cpuctx->task_ctx))  in task_ctx_sched_out()
2703 			struct perf_event_context *task_ctx,  in ctx_resched()  argument
2719 	if (task_ctx)  in ctx_resched()
2720 		task_ctx_sched_out(cpuctx, task_ctx, event_type);  in ctx_resched()
2734 	perf_event_sched_in(cpuctx, task_ctx);  in ctx_resched()
2741 	struct perf_event_context *task_ctx = cpuctx->task_ctx;  in perf_pmu_resched()  local
2743 	perf_ctx_lock(cpuctx, task_ctx);  in perf_pmu_resched()
2744 	ctx_resched(cpuctx, task_ctx, EVENT_ALL|EVENT_CPU);  in perf_pmu_resched()
2745 	perf_ctx_unlock(cpuctx, task_ctx);  in perf_pmu_resched()
2759 	struct perf_event_context *task_ctx = cpuctx->task_ctx;  in __perf_install_in_context()  local
2766 		task_ctx = ctx;  in __perf_install_in_context()
2782 		WARN_ON_ONCE(reprogram && cpuctx->task_ctx && cpuctx->task_ctx != ctx);  in __perf_install_in_context()
2783 	} else if (task_ctx) {  in __perf_install_in_context()
2784 		raw_spin_lock(&task_ctx->lock);  in __perf_install_in_context()
2802 		ctx_resched(cpuctx, task_ctx, get_event_type(event));  in __perf_install_in_context()
2808 	perf_ctx_unlock(cpuctx, task_ctx);  in __perf_install_in_context()
2941 	struct perf_event_context *task_ctx;  in __perf_event_enable()  local
2970 	task_ctx = cpuctx->task_ctx;  in __perf_event_enable()
2972 		WARN_ON_ONCE(task_ctx != ctx);  in __perf_event_enable()
2974 	ctx_resched(cpuctx, task_ctx, get_event_type(event));  in __perf_event_enable()
3250 			WARN_ON_ONCE(cpuctx->task_ctx);  in ctx_sched_out()
3280 		WARN_ON_ONCE(cpuctx->task_ctx != ctx);  in ctx_sched_out()
3282 			cpuctx->task_ctx = NULL;  in ctx_sched_out()
3427 	if (!cpuctx->task_ctx)  in perf_event_context_sched_out()
3563 	perf_ctx_lock(cpuctx, cpuctx->task_ctx);  in __perf_pmu_sched_task()
3566 	pmu->sched_task(cpuctx->task_ctx, sched_in);  in __perf_pmu_sched_task()
3569 	perf_ctx_unlock(cpuctx, cpuctx->task_ctx);  in __perf_pmu_sched_task()
3583 		if (cpuctx->task_ctx)  in perf_pmu_sched_task()
3847 			cpuctx->task_ctx = ctx;  in ctx_sched_in()
3849 			WARN_ON_ONCE(cpuctx->task_ctx != ctx);  in ctx_sched_in()
3888 	if (cpuctx->task_ctx == ctx) {  in perf_event_context_sched_in()
3916 		pmu->sched_task(cpuctx->task_ctx, true);  in perf_event_context_sched_in()
4177 	struct perf_event_context *task_ctx = NULL;  in perf_rotate_context()  local
4186 	task_ctx = cpuctx->task_ctx;  in perf_rotate_context()
4187 	task_rotate = task_ctx ? task_ctx->rotate_necessary : 0;  in perf_rotate_context()
4192 	perf_ctx_lock(cpuctx, cpuctx->task_ctx);  in perf_rotate_context()
4196 		task_event = ctx_event_to_rotate(task_ctx);  in perf_rotate_context()
4204 	if (task_event || (task_ctx && cpu_event))  in perf_rotate_context()
4205 		ctx_sched_out(task_ctx, cpuctx, EVENT_FLEXIBLE);  in perf_rotate_context()
4210 		rotate_ctx(task_ctx, task_event);  in perf_rotate_context()
4214 	perf_event_sched_in(cpuctx, task_ctx);  in perf_rotate_context()
4217 	perf_ctx_unlock(cpuctx, cpuctx->task_ctx);  in perf_rotate_context()
4388 	if (ctx->task && cpuctx->task_ctx != ctx)  in __perf_event_read()
7729 	       struct perf_event_context *task_ctx)  in perf_iterate_sb()  argument
7742 	if (task_ctx) {  in perf_iterate_sb()
7743 		perf_iterate_ctx(task_ctx, output, data, false);  in perf_iterate_sb()
7856 	if (cpuctx->task_ctx)  in __perf_pmu_output_stop()
7857 		perf_iterate_ctx(cpuctx->task_ctx, __perf_event_output_stop,  in __perf_pmu_output_stop()
7902 	struct perf_event_context	*task_ctx;  member
7966 			      struct perf_event_context *task_ctx,  in perf_event_task()  argument
7978 		.task_ctx = task_ctx,  in perf_event_task()
7995 		       task_ctx);  in perf_event_task()