P.S. Problem with X11 driver

Till Mossakowski till at informatik.uni-bremen.de
Sun Oct 20 17:43:29 CDT 2002

I wrote:

>OK, this perfectly agrees with my understanding of what a lock is.
>But I have got the impression that two processes can simultaneously get the X11 lock,
>and that this is the crux of the problem. To become sure, I have added
>some tracing in dlls/x11drv/x11drv_main.c:

When looking at dlls/ntdll/critsection.c, I just realized that it is perfectly
possible that one and the same thread gets the lock twice (the lock has
a recursion counter for this). And this is what actually happens. So everything
ok at this point - sorry for bothering you with it.

Till Mossakowski                Phone +49-421-218-4683
Dept. of Computer Science       Fax +49-421-218-3054
University of Bremen            till at tzi.de           
P.O.Box 330440, D-28334 Bremen  http://www.tzi.de/~till

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