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context: don't follow links to inactive nodes

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We don't need to follow nodes that we already visited or that are
inactive so skip them early.

Always try to prepare the link otherwise, not only for passive links
because non-passive links might also be paused because of a suspended
driver.
This commit is contained in:
Wim Taymans 2021-07-29 16:43:54 +02:00
parent 7092effaab
commit ebf4bf8d83
1 changed files with 10 additions and 10 deletions
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20
src/pipewire/context.c
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@ -944,13 +944,14 @@ static int collect_nodes(struct pw_context *context, struct pw_impl_node *driver
spa_list_for_each(l, &p->links, input_link) {
t = l->output->node;
if (l->passive)
pw_impl_link_prepare(l);
else if (t->active)
driver->passive = n->passive = false;
if (t->visited || !t->active)
continue;
pw_impl_link_prepare(l);
if (!l->passive)
driver->passive = n->passive = false;
if (l->prepared) {
t->visited = true;
spa_list_append(&queue, &t->sort_link);
@ -961,13 +962,12 @@ static int collect_nodes(struct pw_context *context, struct pw_impl_node *driver
spa_list_for_each(l, &p->links, output_link) {
t = l->input->node;
if (l->passive)
pw_impl_link_prepare(l);
else if (t->active)
driver->passive = n->passive = false;
if (t->visited || !t->active)
continue;
if (!l->passive)
driver->passive = n->passive = false;
if (l->prepared) {
t->visited = true;
spa_list_append(&queue, &t->sort_link);