1 |
>>>> I've been using the nouveau video driver for a while, but lately video |
2 |
>>>> has been freezing with X at 100% CPU and the only way out seems to be |
3 |
>>>> ssh'ing in and rebooting. |
4 |
>>> |
5 |
>>> Not that it will help with your bug, but I'm curious to know what video |
6 |
>>> hardware you're using. I had the same problem with my ancient nv34 card, |
7 |
>>> which got fixed a few weeks ago in Linus's git kernel. |
8 |
>> |
9 |
>> I'm not sure of the actual chip, but I get this from lspci -v: |
10 |
>> |
11 |
>> nVidia Corporation C77 [GeForce 8100 / nForce 720a] |
12 |
>> |
13 |
>> It's an onboard chip on my motherboard. Can you tell me in what |
14 |
>> version of the Linux kernel you found the problem to be solved? |
15 |
> |
16 |
> In my particular case it was this commit, but I get the impression that |
17 |
> there |
18 |
> are still unfixed bugs that cause very similar symptoms: |
19 |
> |
20 |
> commit 3ba6462355c1c69dde58739a871d13bbb993e2e3 |
21 |
> Author: Francisco Jerez |
22 |
> Date: Sat Aug 28 17:56:33 2010 +0200 |
23 |
> |
24 |
> drm/nouveau: Take fence spinlock before reading the last sequence. |
25 |
> |
26 |
> It fixes a race between the TTM delayed work queue and the GEM IOCTLs |
27 |
> (fdo bug 29583) uncovered by the BKL removal. |
28 |
> |
29 |
> That patch was made on Aug 28, so Linus probably committed it in early |
30 |
> September, maybe 2.6.36-rc3 or thereabouts. |
31 |
> |
32 |
> If you're serious about testing the nouveau driver I suggest you try the |
33 |
> latest nouveau kernel sources from here: |
34 |
> |
35 |
> git://anongit.freedesktop.org/git/nouveau/linux-2.6 |
36 |
> |
37 |
> I just pulled the latest changes from that repository, approx 40 changesets, |
38 |
> and not one of them applies to my poor old forgotten NV34 chip, so I'm |
39 |
> losing |
40 |
> interest in nouveau at this point. But your hardware is much newer and it |
41 |
> may |
42 |
> be worth your while to test the latest changes. It's certainly easy to do. |
43 |
|
44 |
Thanks a lot Walt. |
45 |
|
46 |
- Grant |