Date: Tue, 5 Dec 2017 14:03:08 +0000 From: Alexey Dokuchaev <danfe@FreeBSD.org> To: Andriy Gapon <avg@FreeBSD.org> Cc: freebsd-x11 <freebsd-x11@FreeBSD.org>, "Conrad E. Meyer" <cem@FreeBSD.org> Subject: Re: couple of nvidia-driver issues Message-ID: <20171205140308.GA94043@FreeBSD.org> In-Reply-To: <07b9dbda-60ef-3643-308f-18a05e8ca958@FreeBSD.org> References: <07b9dbda-60ef-3643-308f-18a05e8ca958@FreeBSD.org>
next in thread | previous in thread | raw e-mail | index | archive | help
On Fri, Nov 24, 2017 at 11:31:51AM +0200, Andriy Gapon wrote: > > I have reported a couple of nvidia-driver issues in the FreeBSD section > of the nVidia developer forum, but no replies so far. > > Well, the first issue is not with the driver, but with a utility that > comes with it, nvidia-smi: > https://devtalk.nvidia.com/default/topic/1026589/freebsd/nvidia-smi-query-gpu-spins-forever-on-freebsd-head-amd64-/ > I wonder if I am the only one affected or if I see the problem because > I am on head or something else. > I am pretty sure that the problem is caused by a programming bug related > to strtok_r. I'll try to reproduce it and report back. > The second issue is with the FreeBSD support for the kernel driver: > https://devtalk.nvidia.com/default/topic/1026645/freebsd/panic-related-to-nvkms_timers-lock-sx-lock-/ > I would like to get some feedback on my analysis. > I am testing this patch right now: > https://people.freebsd.org/~avg/extra-patch-src_nvidia-modeset_nvidia-modeset-freebsd.c Unfortunately, I'm not an expert on kernel locking primitives to give you a proper review, let's see what others have to say. > Also, what's the best place or who are the best people with whom to > discuss such issues? Yes, this is a problem now: since Christian Zander had left nVidia, he could not tell me who'd be their next liaison to talk to from FreeBSD community. :-( ./danfe
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20171205140308.GA94043>