From 79d3f279fd68c4095f3cf118aa527808a29ab634 Mon Sep 17 00:00:00 2001
From: DH <dh.rpcs3@gmail.com>
Date: Sun, 21 Sep 2025 10:44:42 +0300
Subject: [PATCH] orbis: fixed race on signal handling

---
 orbis-kernel/src/KernelContext.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/orbis-kernel/src/KernelContext.cpp b/orbis-kernel/src/KernelContext.cpp
index 7ffc11f66..7a8c85baa 100644
--- a/orbis-kernel/src/KernelContext.cpp
+++ b/orbis-kernel/src/KernelContext.cpp
@@ -382,7 +382,9 @@ void Thread::setSigMask(SigSet newSigMask) {
 void Thread::where() { tproc->ops->where(this); }
 
 bool Thread::unblock() {
-  if (interruptedMtx.load(std::memory_order::relaxed) != 0) {
+  std::uint32_t prev = interruptedMtx.exchange(0, std::memory_order::relaxed);
+  if (prev != 0) {
+    interruptedMtx.notify_one();
     return false;
   }