Brendan Shanks : ntdll: Set the QoS class of the main Wine thread on macOS.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: ed666db8d8d6afd740a266584a38e08622474821
URL:    https://gitlab.winehq.org/wine/wine/-/commit/ed666db8d8d6afd740a266584a38e08...

Author: Brendan Shanks 
Date:   Wed Nov  2 11:09:00 2022 -0700

ntdll: Set the QoS class of the main Wine thread on macOS.

---

dlls/ntdll/unix/loader.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/dlls/ntdll/unix/loader.c b/dlls/ntdll/unix/loader.c
index bca6db5bfe8..3295f7f918b 100644
--- a/dlls/ntdll/unix/loader.c
+++ b/dlls/ntdll/unix/loader.c
@@ -2335,6 +2335,9 @@ static void apple_create_wine_thread( void *arg )

pthread_attr_init( &attr );
     pthread_attr_setdetachstate( &attr, PTHREAD_CREATE_JOINABLE );
+    /* Use the same QoS class as the process main thread (user-interactive). */
+    if (pthread_attr_set_qos_class_np)
+        pthread_attr_set_qos_class_np( &attr, QOS_CLASS_USER_INTERACTIVE, 0 );
     if (pthread_create( &thread, &attr, apple_wine_thread, NULL )) exit(1);
     pthread_attr_destroy( &attr );
 }