<html> <head> <meta content="text/html; charset=utf-8" http-equiv="Content-Type"> </head> <body bgcolor="#FFFFFF" text="#000000"> <div class="moz-cite-prefix">On 02/12/2014 20:53, Mario Kleiner wrote : </div> <blockquote cite="mid:1417550011-10128-4-git-send-email-mario.kleiner.de@gmail.com" type="cite"> <pre wrap="">Restores proper immediate tearing swap behaviour for OpenGL bufferswap under DRI3/Present. + if (priv->swap_interval == 0) + options |= XCB_PRESENT_OPTION_ASYNC; + back->busy = 1; </pre> </blockquote> Currently under DRI3 glx, you'll get triple buffering behaviour. I agree this should not be the default, and your patches fixes that. Ideally a user option should be added to control triple buffering. If you add a comment above these lines, saying something like: It is possible to enable triple buffering behaviour by not using XCB_PRESENT_OPTION_ASYNC, but this should not be the default. You can add my Reviewed-by: Axel Davy <a class="moz-txt-link-rfc2396E" href="mailto:axel.davy@ens.fr"><axel.davy@ens.fr></a> Axel Davy <meta http-equiv="content-type" content="text/html; charset=utf-8"> </body> </html>