Re: suspend slow in 2.6.25-rc6 (was Re: Suspend and hibernation patchset against -rc6)

Pavel Machek
2008-03-19T20:58:12Z

On Wed 2008-03-19 23:35:10, Alexey Starikovskiy wrote:
> Pavel Machek wrote:
>> Hi!
>>
>>>> Ok, 7c0... is innocent. Reverting not only the mdelay, but also rest
>>>> of drivers/acpi/ec.c patch fixed the
>>>> "rc6-breaks-backlight-in-X-over-lid-close", good.
>>> Can you clarify a bit?
>>>
>>> Do you mean that the full revert of 2c81ce4 that already got committed is
>>> sufficient for you, or do you need to totally undo everything we've done
>>> to ec.c since -rc5, and thus also to revert the _other_ revert we did (in
>>> 4af8e10a6c57e7292862bd1703712f0565c7e429)?
>>
>> I did some more testing, and realized I was wrong. We need to totally
>> undo everything we've done to ec.c since -rc5... (that has small
>> sideffect of brightness up/down keys no longer working -- regression
>> since 2.6.24, but saves us from "backlight gone after
>> closing/reopening lid" which is _NASTY_ regression from 2.6.25-rc5).
>>
>> ACPI sucks.
>>
>> I.e. this patch:
>>
>>
>> Revert ec.c to 2.6.25-rc5 state:
>>
>> * this fixes backlight after closing/reopening the lid while in X on
>> thinkpad x60
>>
>> * unfortunately it breaks fn-home/end keyboard brightness control
> It should also break volume up/down/mute keys. Essentially all the keys on Thinkpad.
> And it would also be regression to 2.6.24 level.

As I explained above.

Unfortunately, applying this means I loose screen as soon as I
close/reopen lid. 2.6.24 did not behave like that. And it makes my
machine mostly unusable -- as soon as you try to carry it away, you
loose video. BAD.
Pavel

--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
pomozte zachranit klanovicky les: http://www.ujezdskystrom.info/