Date: Fri, 13 Jun 2003 02:10:04 -0400 (EDT) From: Daniel Eischen <eischen@pcnet.com> To: Samy Al Bahra <samy@kerneled.com> Cc: freebsd-current@freebsd.org Subject: Re: Interest in nvidia-driver debugging on 5-* Message-ID: <Pine.GSO.4.10.10306130207460.1695-100000@pcnet5.pcnet.com> In-Reply-To: <1055481094.505.27.camel@beastie.freebsd.local>
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On 13 Jun 2003, Samy Al Bahra wrote: > Hey, > > > I believe the fix is as simple as saving and restoring %gs in > > the nVidia driver, and/or not letting the nVidia use %gs at > > all (segment registers generally belong to the OS, in any case, > > and stealing a CPU register of any kind for exclusive use of a > > driver is a pig trick). > > Please take a look at http://www.minion.de/ > Christian Zander has written a patch to deal with the gs restoration > problem and other issues. It is well tested and adopted. Maxime Henrion > has also written several patches which may be found in the ports system > (x11/nvidia-driver). > > I think Terry is jumping to conclusions on what Evan's problem could be. > I have this seen this cause application to crash at exit (if using > OpenGL) but never a crash in kernel-space from the nVidia drivers. No, I don't think Terry is jumping to conclusion. Read the archives of this problem. The Nvidia drivers and OpenGL for FreeBSD won't work with -current and any threading library other than libc_r. -- Dan Eischen
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