Messages in this thread | | | Subject | Re: 2.6.29-rc5 hanging at boot when CONFIG_LOCK_STAT=y | From | Peter Zijlstra <> | Date | Mon, 16 Feb 2009 13:32:10 +0100 |
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On Mon, 2009-02-16 at 13:29 +0100, Ingo Molnar wrote: > * Adam J. Richter <adam@yggdrasil.com> wrote: > > > Hello Peter and Ingo, > > > > Under linux-2.6.29-rc5, and I believe all earlier 2.6.29-rc > > releases, CONFIG_LOCK_STAT=y causes my system to hang at boot when > > booting from lilo-22.8. Linux-2.6.28 does not have this hang. > > Disabling LOCK_STAT or booting from grub avoids the hang. These are > > sufficient workarounds for me, but I document it here in case anyone > > else is seeing something similar or wants to take a deeper look at it. > > hm, so if booting from LILO you see a hang, while when booting with GRUB > it works fine? > > Could it be LILO messing up the kernel image loading somehow? LOCK_STAT > might just be the thing that brings the kernel over a specific size.
There used to be an issue long ago on s390 where the per-cpu section was stomping on the initrd or something similar. Lockstat generates a huge per-cpu BSS section.
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