Lines Matching defs:parent_ctx
118 if (ctx->parent_ctx)
119 put_ctx(ctx->parent_ctx);
128 if (ctx->parent_ctx) {
129 put_ctx(ctx->parent_ctx);
130 ctx->parent_ctx = NULL;
1132 return ctx1->parent_ctx && ctx1->parent_ctx == ctx2->parent_ctx
1238 parent = rcu_dereference(ctx->parent_ctx);
1241 rcu_dereference(next_ctx->parent_ctx) == parent) {
1946 WARN_ON_ONCE(ctx->parent_ctx);
2131 WARN_ON_ONCE(event->ctx->parent_ctx);
2183 WARN_ON_ONCE(event->ctx->parent_ctx);
2197 WARN_ON_ONCE(ctx->parent_ctx);
2747 WARN_ON_ONCE(event->ctx->parent_ctx);
5192 WARN_ON_ONCE(ctx->parent_ctx);
5258 WARN_ON_ONCE(ctx->parent_ctx);
5285 struct perf_event_context *parent_ctx,
5347 WARN_ON_ONCE(parent_event->ctx->parent_ctx);
5357 struct perf_event_context *parent_ctx,
5365 leader = inherit_event(parent_event, parent, parent_ctx,
5370 child_ctr = inherit_event(sub, parent, parent_ctx,
5401 WARN_ON_ONCE(parent_event->ctx->parent_ctx);
5568 struct perf_event_context *parent_ctx,
5598 ret = inherit_group(event, parent, parent_ctx,
5613 struct perf_event_context *child_ctx, *parent_ctx;
5633 parent_ctx = perf_pin_task_context(parent);
5636 * No need to check if parent_ctx != NULL here; since we saw
5646 mutex_lock(&parent_ctx->mutex);
5652 list_for_each_entry(event, &parent_ctx->pinned_groups, group_entry) {
5653 ret = inherit_task_group(event, parent, parent_ctx, child,
5664 raw_spin_lock_irqsave(&parent_ctx->lock, flags);
5665 parent_ctx->rotate_disable = 1;
5666 raw_spin_unlock_irqrestore(&parent_ctx->lock, flags);
5668 list_for_each_entry(event, &parent_ctx->flexible_groups, group_entry) {
5669 ret = inherit_task_group(event, parent, parent_ctx, child,
5675 raw_spin_lock_irqsave(&parent_ctx->lock, flags);
5676 parent_ctx->rotate_disable = 0;
5677 raw_spin_unlock_irqrestore(&parent_ctx->lock, flags);
5690 cloned_ctx = rcu_dereference(parent_ctx->parent_ctx);
5692 child_ctx->parent_ctx = cloned_ctx;
5693 child_ctx->parent_gen = parent_ctx->parent_gen;
5695 child_ctx->parent_ctx = parent_ctx;
5696 child_ctx->parent_gen = parent_ctx->generation;
5698 get_ctx(child_ctx->parent_ctx);
5701 mutex_unlock(&parent_ctx->mutex);
5703 perf_unpin_context(parent_ctx);