From f60f7dfdee556a12c47940bc6ec3113fdae46a5c Mon Sep 17 00:00:00 2001
From: Maria Matejka <mq@ucw.cz>
Date: Thu, 28 Jul 2022 19:52:19 +0200
Subject: [PATCH] Sending an event must also ping the target IO loop

---
 lib/event.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/event.c b/lib/event.c
index 7effc315..07d7dc53 100644
--- a/lib/event.c
+++ b/lib/event.c
@@ -183,6 +183,8 @@ ev_send(event_list *l, event *e)
   while (!atomic_compare_exchange_strong_explicit(
 	&l->receiver, &next, e,
 	memory_order_acq_rel, memory_order_acquire));
+
+  birdloop_ping(l->loop);
 }
 
 void io_log_event(void *hook, void *data);