Nick Sukharev nik@galantis.com writes:
Any ideas why a call to the XQueryPointer function may fail to return in 5 seconds? The whole X system freezes until I kill wine processes from a text shell.
SIGUSR1 means the thread has been suspended. Of course if it gets suspended while holding the X11 lock it can cause problems... you should probably try to find out who is suspending that thread.