From d29e7827893c8a3c5d25b948db14f4f988d063ae Mon Sep 17 00:00:00 2001
From: Vicki Pfau <vi@endrift.com>
Date: Sat, 28 Jan 2023 22:39:00 -0800
Subject: [PATCH] Core: Allow sending thread requests to a crashed core (fixes
 #2785)

---
 CHANGES           |  1 +
 src/core/thread.c | 13 ++++++++++++-
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/CHANGES b/CHANGES
index 6b26e6bc8..ad269f26b 100644
--- a/CHANGES
+++ b/CHANGES
@@ -2,6 +2,7 @@
 Emulation fixes:
  - GBA Memory: Make VRAM access stalls only apply to BG RAM
 Other fixes:
+ - Core: Allow sending thread requests to a crashed core (fixes mgba.io/i/2785)
  - Qt: Fix crash when attempting to use OpenGL 2.1 to 3.1 (fixes mgba.io/i/2794)
  - Qt: Disable sync while running scripts from main thread (fixes mgba.io/i/2738)
 Misc:
diff --git a/src/core/thread.c b/src/core/thread.c
index 7101b5a54..510e45f98 100644
--- a/src/core/thread.c
+++ b/src/core/thread.c
@@ -58,8 +58,19 @@ static void _waitOnInterrupt(struct mCoreThreadInternal* threadContext) {
 }
 
 static void _pokeRequest(struct mCoreThreadInternal* threadContext) {
-	if (threadContext->state == mTHREAD_RUNNING || threadContext->state == mTHREAD_PAUSED) {
+	switch (threadContext->state) {
+	case mTHREAD_RUNNING:
+	case mTHREAD_PAUSED:
+	case mTHREAD_CRASHED:
 		threadContext->state = mTHREAD_REQUEST;
+		break;
+	case mTHREAD_INITIALIZED:
+	case mTHREAD_REQUEST:
+	case mTHREAD_INTERRUPTED:
+	case mTHREAD_INTERRUPTING:
+	case mTHREAD_EXITING:
+	case mTHREAD_SHUTDOWN:
+		break;
 	}
 }