From d1cea5724617203750d3149f68acf2beadb13159 Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Tue, 25 Jan 2022 08:54:54 +0100
Subject: [PATCH] LibThreading: Invoke BackgroundAction completions on origin
 event loop

We now capture the origin thread's current event loop when setting up
a BackgroundAction and then invoke the on_complete callback on that same
event loop.
---
 Userland/Libraries/LibThreading/BackgroundAction.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Userland/Libraries/LibThreading/BackgroundAction.h b/Userland/Libraries/LibThreading/BackgroundAction.h
index 64d9338cc9..39d2bf5f4b 100644
--- a/Userland/Libraries/LibThreading/BackgroundAction.h
+++ b/Userland/Libraries/LibThreading/BackgroundAction.h
@@ -56,10 +56,10 @@ private:
         , m_action(move(action))
         , m_on_complete(move(on_complete))
     {
-        enqueue_work([this] {
+        enqueue_work([this, origin_event_loop = &Core::EventLoop::current()] {
             m_result = m_action(*this);
             if (m_on_complete) {
-                deferred_invoke([this] {
+                origin_event_loop->deferred_invoke([this] {
                     m_on_complete(m_result.release_value());
                     remove_from_parent();
                 });