From e090a5f0d7c8d4718c5848143b0b5ca469a9e595 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marcin=20Miko=C5=82ajczyk?= <marcinmikolajcz@gmail.com>
Date: Sat, 17 May 2025 14:38:48 +0100
Subject: [PATCH] Interpret (PthreadT)-1 as current thread in
 posix_pthread_setaffinity_np

---
 src/core/libraries/kernel/threads/pthread.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/core/libraries/kernel/threads/pthread.cpp b/src/core/libraries/kernel/threads/pthread.cpp
index 61310bfb5..b2214924f 100644
--- a/src/core/libraries/kernel/threads/pthread.cpp
+++ b/src/core/libraries/kernel/threads/pthread.cpp
@@ -585,6 +585,9 @@ int PS4_SYSV_ABI posix_pthread_setaffinity_np(PthreadT thread, size_t cpusetsize
     if (thread == nullptr || cpusetp == nullptr) {
         return POSIX_EINVAL;
     }
+    if (thread == reinterpret_cast<PthreadT>(-1)) {
+        thread = posix_pthread_self();
+    }
     auto* attr_ptr = &thread->attr;
     if (const auto ret = posix_pthread_attr_setaffinity_np(&attr_ptr, cpusetsize, cpusetp)) {
         return ret;