RE: 2.6.16-rc5: known regressions [TP 600X S3, vanilla DSDT]

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>From: "Yu, Luming" <luming.yu@xxxxxxxxx>
>> I suggest you to retest, and post dmesg with UN-modified BIOS.
>
>I'm now running/testing an unmodified DSDT with 2.6.16-rc5.  
>For a while
>I had no S3 hangs, but I just noticed them again.  The error 
>is the same
>as with the modified DSDT (with slightly different offsets):

I assume you have tested ec_intr=0 and ec_intr=1.

>
>exregion-0185 [36] ex_system_memory_space: system_memory 0 (32 
>width) Address=0000000023FDFFC0
>exregion-0185 [36] ex_system_memory_space: system_memory 1 (32 
>width) Address=0000000023FDFFC0
>exregion-0290 [36] ex_system_io_space_han: system_iO 1 (8 
>width) Address=00000000000000B2
>
>repeated endlessly.

I need calltrace for this 

>
>I think the problem resurfaced once I decided to let my sleep.sh script
>leave the thermal driver loaded before going into S3 (suspecting that
>the bug might come back if I did that).

Clealy, it's thermal related. We need to narrow down here.

>
>So I susect that my modified DSDT didn't cause the S3 problems, it
>merely exposed one even in the minimal configuration discussed in the
>#5989 report.

The ground rule is Don't use modified DSDT.
If you do that,  the results won't be trusted.

>
>Which makes me wonder about another bug that disappeared when 
>I switched
>to the vanilla DSDT: While printing (via gs+hpijs to an HP photosmart
>2710 via the wireless card), the system makes double-beeps as 
>if it were
>having the AC adapter plugged and unplugged.  These noises happen when
>printing via the wireless card or via USB (to a different HP inkjet),

Interesting, open bug for this.

>but not when printing via the parallel port to a Lexmark laserprinter
>(using just gs).  Since I didn't do anything to the battery code in the
>DSDT, I now wonder whether changing the DSDT merely exposed the issue
>but didn't create it.
>
>[From an earlier msg:]
>> I think the truth is, for 5989, we need to fix thermal and processor
>> driver issue.
>
>I agree, although I think the processor driver is not the culprit.  My
>earlier testing with the (with the modified DSDT) worked fine with the
>processor module loaded, but hung with processor + thermal loaded.
>

ok, we need to start from thermal.  

BTW, do you still think this is a regression?

Thanks,
Luming

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