Can't resume ThinkPad from suspend

[Suvayu Ali]

Hi,

On Tue, Jan 28, 2014 at 04:44:06PM +0100, poma wrote:
> On 28.01.2014 14:10, Suvayu Ali wrote:
> > On Mon, Jan 27, 2014 at 03:50:53PM +0100, poma wrote:
> >> On 27.01.2014 14:46, Suvayu Ali wrote:
> >> …
> >>> How do I debug this?  How can I get more information why the resume
> >>> fails?  Thanks for any ideas.
> >>
> >> First check S3/resume without X11,
> >> # systemctl set-default multi-user.target
> >> # systemctl isolate multi-user.target
> >> # systemctl suspend
> >> # dmesg -> ACPI & PM
> > 
> > Same problem, can't resume.  Have to force a reboot.
> 
> # grep CONFIG_PM_DEBUG /boot/config-$(uname -r)
> CONFIG_PM_DEBUG=y
> 
> # cat /sys/power/pm_test
> [none] core processors platform devices freezer
> 
> # echo core > /sys/power/pm_test
> # cat /sys/power/pm_test
> none [core] processors platform devices freezer
> # dmesg > dmesg_before-S3-core; echo mem > /sys/power/state; dmesg >
> dmesg_after-resume-core
> 
> # echo processors > /sys/power/pm_test
> # cat /sys/power/pm_test
> none core [processors] platform devices freezer
> # dmesg > dmesg_before-S3-procs; echo mem > /sys/power/state; dmesg >
> dmesg_after-resume-procs
> 
> # echo devices > /sys/power/pm_test
> # cat /sys/power/pm_test
> none core processors platform [devices] freezer
> # dmesg > dmesg_before-S3-devices; echo mem > /sys/power/state; dmesg >
> dmesg_after-resume-devices

I am a bit preoccupied with other immediate things.  I'll get to this
problem in a week, and report back how things go.

Thank you very much for these pointers!

-- 
Suvayu

Open source is the future. It sets us free.