commit 2fbf4c1171d649a4f105959a477d49bc2248ac1d
Author: Campbell Barton <campbell@blender.org>
Date:   Thu Oct 13 10:31:10 2022 +1100

    Fix T101776: wrong logic for GLX setSwapInterval
    
    Regression in 93e4b15767cf958d5a07ba6acce25438f244bf22.

diff --git a/intern/ghost/intern/GHOST_ContextGLX.cpp b/intern/ghost/intern/GHOST_ContextGLX.cpp
index b4a076e4598..8ae88fa493a 100644
--- a/intern/ghost/intern/GHOST_ContextGLX.cpp
+++ b/intern/ghost/intern/GHOST_ContextGLX.cpp
@@ -318,7 +318,7 @@ GHOST_TSuccess GHOST_ContextGLX::releaseNativeHandles()
 
 GHOST_TSuccess GHOST_ContextGLX::setSwapInterval(int interval)
 {
-  if (!GLXEW_EXT_swap_control) {
+  if (GLXEW_EXT_swap_control) {
     ::glXSwapIntervalEXT(m_display, m_window, interval);
     return GHOST_kSuccess;
   }