New kernel fails on thinkpad systems
Satish Balay
balay at fastmail.fm
Fri Jun 11 18:36:28 UTC 2004
On Fri, 11 Jun 2004, Peter Jones wrote:
> I also notice that acpi suspend doesn't work with this kernel or with
> 1.374, using either /proc/acpi/sleep or /sys/power/state . /sys/power/
> state at least worked* sometime in mid may (when I wrote my suspend
> scripts), but I've no idea what kernel I was running then.
>
> Currently if I do "echo -n mem > /sys/power/state" it looks like it's
> suspending, but it immediately comes back up.
>
> * It _is_ a ThinkPad, which means acpi suspend in Linux still keeps the
> box pretty warm and chews up battery. But it at least *looked* like it
> works...
http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=124337
The current workarround is unloading 'ehci_hcd' module before suspend. Since
ACPI has other issues on thinkpads - I've just been using APM only..
http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=121906
Satish
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