Hi Charles-Edouard, On Mon, Nov 07, 2005 at 10:13:02AM +0100, Charles-Edouard Ruault wrote: [...snip...] > Hi Ben, > i've applied your patch and it seems that when i put my powerbook to > sleep ( by closing the lid ) the kernel just crashes since everytime i > come back, the machine is turned off. I had a look at the logs and i see > that i'm having a reboot almost immediateley after the lid is closed. > However i've got no trace of a kernel panic ..... > my conf: > > Linux kaluha 2.6.14 #1 PREEMPT Mon Oct 31 10:28:22 CET 2005 ppc GNU/Linux > processor : 0 > cpu : 7447/7457, altivec supported > clock : 612MHz > revision : 0.1 (pvr 8002 0101) > bogomips : 406.52 > machine : PowerBook5,2 > motherboard : PowerBook5,2 MacRISC3 Power Macintosh > detected as : 287 (PowerBook G4 15") > pmac flags : 0000001b > L2 cache : 512K unified > memory : 768MB > pmac-generation : NewWorld > > I have a usb mouse that i unplug before closing the lid. > Anything else that can be usefull ? > Thanks for your time. > Regards. In a recent email to this list, Benjamin Herrenschmidt wrote: > > > > > > I would say your first mistake is to use PREEMPT :) There are > > > various > > > issues with PREEMPT on ppc32 that have not really been addressed so > > > far, > > > and the USB code has some "holes" that I wouldn't trust in a PREEMPT > > > environment. > > > > > > > What do you mean exactly? Should CONFIG_PREEMPT not be used? > > And what about CONFIG_PREEMPT_VOLUNTARY? > > I would avoid both for now. > > Ben. If I interpret your version string correctly, you also havre preemption enabled. Please try without and report back success and/or problems. With best regards, Wolfi
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