Re: Activity!

Hi.

On 16/12/11 20:26, Harald Judt wrote:
> Am 16.12.2011 06:15, schrieb Nigel Cunningham:
>> Hi.
>>
>> On 15/12/11 09:23, Harald Judt wrote:
>>> Here are some drawbacks of tuxonice:
>>>
>>> * Cannot apply Con Koliva's bfs patch, they break compression. This
>>> really sucks. I've applied bfs and bfq patches to mainline head, and
>>> they are quite an improvement, especially on the laptop. The only
>>> solution would be to not use image compression which is not an option.
>>
>> I'll see what I can do about that.
> 
> For your convenience, I've already gathered the following information:
> 
> It seems the following commit which causes the problem:
> c2a116d1236344e6ce2556bbc674489ee5d2f703: Start/stop I/O worker threads
> outside of freezer
> 
> However, without it I think tuxonice doesn't work reliably.

Yeah - I'm not going to revert that change at this stage - I don't see
anything wrong with it itself.

> I've adapted BFS-0.415 to compile with 3.2-rc5, there was just a small
> change necessary because some variable was not used anymore, which
> causes a compilation error. I'll attach it as a bzip and hope the mail
> gets through. Alternatively, you can find the original patch for 3.1
> here: http://ck-hack.blogspot.com. Older kernels with the patch applied
> show the same problem.

Thanks.

>>> * Laptop special keys (thinkvantage button, fn keys) stopped working
>>> after hibernating and resuming (lenovo t400). They work fine with
>>> in-kernel suspend, in fact they start working again when suspending (not
>>> hibernating) and resuming. (Could have been fixed by newer kernel, not a
>>> tuxonice issue? On the other hand there have been no changes to the
>>> module for quite some time IIRC.)
>>
>> Does current git do that? It sounds like I'm not doing something I
>> should be doing, or doing it in the wrong order.
> 
> I don't know, I have not tested current git yet, but I'll let you know.
> 
>>> Advantages of tuxonice:
> [...]
>>> * Nice progress display.
>>
>> Broken for me at the moment - another thing to look at :)
> 
> Would be great if you can get it working again. Especially because it
> boasts another feature I was just reminded of which vanilla doesn't
> have: You can abort snapshotting ;-)

I think you can probably still abort - I pressed 'R' earlier in the day
and it did reboot. There's just nothing to see.

Regards,

Nigel

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