Re: ACPI power off regression in 2.6.23-rc8 (NOT in rc7)

Alexey Starikovskiy
2007-09-25T16:31:53Z

Torsten Kaiser wrote:
> On 9/25/07, Alexey Starikovskiy <aystarik@gmail.com> wrote:
>> Torsten Kaiser wrote:
>>> No, I do not have CONFIG_ACPI_SLEEP set,
>>> because I do not have CONFIG_PM_SLEEP set,
>>> because I do not want SUSPEND and/or HIBERNATION.
>> This is not the reason. SUSPEND is controlled with CONFIG_SUSPEND and
>> HIBERNATION is controlled with CONFIG_HIBERNATION.
>> But if you want S5 ACPI sleep state you might want to enable ACPI_SLEEP...
>
> What I meant with SUSPEND and/or HIBERNATION was CONFIG_SUSPEND /
> CONFIG_HIBERNATION.
>
> And the relations where from Kconfig:
> from drivers/acpi/Kconfig:
> config ACPI_SLEEP
> bool
> depends on PM_SLEEP
> default y
>
> -> no PM_SLEEP means no ACPI_SLEEP
>
> from kernel/power/Kconfig:
> config PM_SLEEP
> bool
> depends on SUSPEND || HIBERNATION
> default y
>
> -> No SUSPEND and/or HIBERNATION means no PM_SLEEP
>
> And if I select SUSPEND and/or HIBERNATION I will not only build this
> feature into the kernel, but also HOTPLUG_CPU and I want to avoid
> that.
>
> It's exactly as Linus said in his mail: Not everybody wants SUSPEND...
>
> I should have formulated that better in my mail, but that was what I
> wanted to say.
>
>
> Back to debugging this:
> http://marc.info/?l=linux-acpi&m=119052970904643&w=4
> fails to apply against 2.6.23-rc7-mm1, but moving that function by
> hand was not to difficult. ;)
> (With only the second patch I got a link error...)
>
> http://marc.info/?l=linux-acpi&m=119073173625910&w=4
> applied, and a test showed that my system now powers off again.
>
> Torsten
Understood, patches are available, please test.

Regards,
Alex.