DragonFly users List (threaded) for 2007-11
DragonFly BSD
DragonFly users List (threaded) for 2007-11
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Re: moused + modular xorg 'sticking' ?

From: "Simon 'corecode' Schubert" <corecode@xxxxxxxxxxxx>
Date: Thu, 08 Nov 2007 11:43:46 +0100

Nuno Antunes wrote:
>>>> fishing for similar experiences -
>>>> has anyone had any problems with ps2 mice getting 'stuck' under X?
>> My problem with "/dev/sysmouse" is that my mouse pointer will go to
>> upper left corner and can't move anymore.  This can easily be
>> reproduced by trying to select a bootmark entry in firefox "bookmarks"
>> manual.  After I switched to use "/dev/psm0", the problem seems to go
>> away.
> I have the exact same problem, only in my case I use a usb mouse.
> I thought this was related to somebody adding floating point
> operations in a signal
> handler or something, possibly related to the following link.

Quoting Joerg:
> It is a kernel bug present at least in various NetBSD and DragonFly
> releases. Yes, it most likely needs to be patched back in, but ideally
> the source would finally stop doing floating point in signal handlers.

First, I am surprised that we don't know about this bug.  Second, maybe
somebody could elaborate on the manifestation of this bug and if the use
of floating point arithmetic is allowed in signal handlers.


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