<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> </head> <body> <p dir="ltr">One extreme case - apple_gmux needs to be mapped to both the internal and discrete gpu. The same may be true for some other platform drivers on multi-gpu systems. </p> <p dir="ltr">Matthew Garrett | matthew.garrett@nebula.com</p> </body> </html>