Lines Matching defs:epc

1301 	struct pmu *pmu = cpc->epc.pmu;
2455 	struct perf_event_pmu_context *epc = event->pmu_ctx;
2456 	struct perf_cpu_pmu_context *cpc = this_cpc(epc->pmu);
2491 		epc->nr_freq--;
2805 	struct perf_event_pmu_context *epc = event->pmu_ctx;
2806 	struct perf_cpu_pmu_context *cpc = this_cpc(epc->pmu);
2848 		epc->nr_freq++;
2910 	struct perf_event_pmu_context *epc = event->pmu_ctx;
2911 	struct perf_cpu_pmu_context *cpc = this_cpc(epc->pmu);
2992 	struct perf_event_pmu_context *epc;
3003 	for_each_epc(epc, &cpuctx->ctx, pmu, 0)
3004 		perf_pmu_disable(epc->pmu);
3007 		for_each_epc(epc, task_ctx, pmu, 0)
3008 			perf_pmu_disable(epc->pmu);
3027 	for_each_epc(epc, &cpuctx->ctx, pmu, 0)
3028 		perf_pmu_enable(epc->pmu);
3031 		for_each_epc(epc, task_ctx, pmu, 0)
3032 			perf_pmu_enable(epc->pmu);
3901 	pmu = cpc->epc.pmu;
4601 	cpu_epc = &cpc->epc;
5046 __perf_init_event_pmu_context(struct perf_event_pmu_context *epc, struct pmu *pmu)
5048 	epc->pmu = pmu;
5049 	INIT_LIST_HEAD(&epc->pmu_ctx_entry);
5050 	INIT_LIST_HEAD(&epc->pinned_active);
5051 	INIT_LIST_HEAD(&epc->flexible_active);
5052 	atomic_set(&epc->refcount, 1);
5171 	struct perf_event_pmu_context *new = NULL, *pos = NULL, *epc;
5182 		epc = &cpc->epc;
5184 		if (!epc->ctx) {
5188 			atomic_set(&epc->refcount, 2);
5189 			epc->embedded = 1;
5190 			list_add(&epc->pmu_ctx_entry, &ctx->pmu_ctx_list);
5191 			epc->ctx = ctx;
5193 			WARN_ON_ONCE(epc->ctx != ctx);
5194 			atomic_inc(&epc->refcount);
5197 		return epc;
5200 	new = kzalloc_obj(*epc);
5216 	list_for_each_entry(epc, &ctx->pmu_ctx_list, pmu_ctx_entry) {
5217 		if (epc->pmu == pmu) {
5218 			WARN_ON_ONCE(epc->ctx != ctx);
5219 			atomic_inc(&epc->refcount);
5223 		if (!pos && epc->pmu->type > pmu->type)
5224 			pos = epc;
5227 	epc = new;
5231 		list_add_tail(&epc->pmu_ctx_entry, &ctx->pmu_ctx_list);
5233 		list_add(&epc->pmu_ctx_entry, pos->pmu_ctx_entry.prev);
5235 	epc->ctx = ctx;
5241 	return epc;
5244 static void get_pmu_ctx(struct perf_event_pmu_context *epc)
5246 	WARN_ON_ONCE(!atomic_inc_not_zero(&epc->refcount));
5252 		container_of(head, typeof(*cpc), epc.rcu_head);
5259 	struct perf_event_pmu_context *epc = container_of(head, typeof(*epc), rcu_head);
5261 	kfree(epc);
5264 static void put_pmu_ctx(struct perf_event_pmu_context *epc)
5266 	struct perf_event_context *ctx = epc->ctx;
5277 	if (!atomic_dec_and_raw_lock_irqsave(&epc->refcount, &ctx->lock, flags))
5280 	WARN_ON_ONCE(list_empty(&epc->pmu_ctx_entry));
5282 	list_del_init(&epc->pmu_ctx_entry);
5283 	epc->ctx = NULL;
5285 	WARN_ON_ONCE(!list_empty(&epc->pinned_active));
5286 	WARN_ON_ONCE(!list_empty(&epc->flexible_active));
5290 	if (epc->embedded) {
5291 		call_rcu(&epc->rcu_head, free_cpc_rcu);
5295 	call_rcu(&epc->rcu_head, free_epc_rcu);
5777 		 * epc->ctx.
12825 			if (cpc->epc.embedded) {
12827 				put_pmu_ctx(&cpc->epc);
12886 		__perf_init_event_pmu_context(&cpc->epc, pmu);
14416 	struct perf_event_pmu_context *epc;
14422 	epc = find_get_pmu_context(pmu, ctx, event);
14423 	event->pmu_ctx = epc;