On Monday 25 July 2005 12:27, Tony Lindgren wrote: > * Christian Hesse <[EMAIL PROTECTED]> [050723 05:51]: > > On Saturday 23 July 2005 14:35, Jan De Luyck wrote: > > > Hello, > > > > > > I recently tried out dyntick 050610-1 against 2.6.12.3, works great, it > > > actually makes a noticeable difference on my laptop's battery life. I > > > don't have hard numbers, lets just say that instead of the usual ~3 > > > hours i get out of it, i was ~4 before it started nagging, usual use > > > pattern at work. > > > > > > The only gripe I have with it that it stops S3 from working. If the > > > patch is compiled in the kernel, it makes S3 suspend correctly, but > > > resuming goes into a solid hang (nothing get's it back alive, have to > > > keep the powerbutton for ~5 secs to shutdown the system) > > > > > > Anything I could test? The logs don't give anything useful.. > > > > I reported this some time ago [1], but there's no sulution so far... > > > > [1] http://groups.google.com/groups?selm=4b4NI-7mJ-9%40gated-at.bofh.it > > In theory it should not happen... And it's working on my laptop for resume > just fine with dyntick on. Can you try it without APIC support? Maybe > that's the differerence again. (I don't have APIC on my laptop)
[EMAIL PROTECTED]:~# zcat /proc/config.gz | grep APIC CONFIG_X86_GOOD_APIC=y # CONFIG_X86_UP_APIC is not set Only the second one can be changed in make (menu)config. So I think this is what you have? > Also a workaround is to disable dyntick before suspend with: > > # echo 0 > /sys/devices/system/timer/timer0/dyn_tick_state > > and then enable it again after resume. IIRC, this didn't work, system hangs at resume as well. Will try again if you've released an updated version. -- Christian
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