Messages in this thread | | | Date | Sat, 16 Oct 2004 08:07:51 -0500 | From | "K.R. Foley" <> | Subject | Re: [patch] Real-Time Preemption, -VP-2.6.9-rc4-mm1-U3 |
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Ingo Molnar wrote: > * K.R. Foley <kr@cybsft.com> wrote: > > >>>>It builds fine if CONFIG_SMP is set. Am I really the only person >>>>running this on UP? >>> >>>I run both, on different machines. >>> >>>I'm actually running 2.6.9-rc4-mm1-U3 at this very moment, on my laptop >>>(P4 2.53Ghz/UP, Mdk 10.1c) and also on my desktop machine (P4 >>>2.80Ghz/SMP/HT, SuSE 9.1). >>> >>>However, on the desktop (SMP/HT) I could only made it boot/init >>>successfully with CONFIG_PREEMPT_REALTIME off. On my laptop (UP) is >>>running pretty well on full RT. >> >>I'm curious what you get when you try to boot the SMP system with >>REALTIME on? My SMP/HT system at the office works fine with this. >>Although there is one difference that jumps out at me. I have disabled >>ACPI. I don't have the config handy so I can't do a complete >>comparison, just going from memory. > > > one group of complaints seems to be related to SELINUX=y: it has hooks > all across the kernel deep within the locking hierarchy - and then > itself it does pretty complex stuff too. IPC is certainly broken due to > this, but some networking problems seem to be related too. > > Ingo > Well therein lies a big difference. I have disabled this on all the systems that I am testing on.
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