I'm using turion x2 laptop with smp activated with no problem. Previously I was using athlon64 3200+ desktop but gentoo on laptop was installed from scratch.
Kfiaciarka 2008/6/3 Beso <[EMAIL PROTECTED]>: > 2008/6/3 Drake Donahue <[EMAIL PROTECTED]>: > >> >> On Tue, 2008-06-03 at 09:01 +0000, Beso wrote: >> > hi, >> > >> > i've got a strange problem with my new notebook pc. i've bought a pc >> > with an amd athlon 64 x2 processor with 2 cores, an atheros board and >> > an rs690 ati. >> > my old pc was a turion 64 with an atheros board and an rs480. now the >> > components inside are all about the same so i've just copied the old >> > gentoo system into the new pc and tried to recompile the kernel to >> > have it tuned for the new processor. so the thing i've done was to >> > activate the symetric multiprocessing and set to compiled into the >> > kernel of md4, md5, md6 and aes x86_64 chipers for a luks /home >> > chipering. >> > the problem is that with the old normal config the kernel detects one >> > processor and one core and it works, loading the modules, but when >> > enabling simetric multiprocessing the kernel detects just one >> > processor and one core and then it fails to load modules because of a >> > different executable format in the modules. >> > >> > the strange thing is that opensuse livecd and mandriva live cd >> > recognize the double processor (/proc/cpuinfo has 2 lines) and is able >> > to step it in the right way. does anyone has a hint on what to control >> > in the kernel config to see what's wrong?! >> > >> > thanks. >> > >> > -- >> > dott. ing. beso >> If the attempt to boot does not end in a kernel panic; >> use <shift-page up> to get to the top of the console output produced >> during boot. If the boot loader has started an SMP kernel, a line >> similar to this: "Linux Version 2.6.24-gentoo-r8 ([EMAIL PROTECTED]) (gcc >> version 4.1.1 (gentoo 4.1.1-r3)) #1 SMP Sat May 24 14:06:10 EDT 2008" >> should appear. The key word being SMP. No key word, "SMP", means that >> "make menuconfig" (or whatever kernel configuration tool you use needs >> to be redone. >> As far as I know under, Processor type and features,: >> [*] Symmetric multi-processing support >> Subarchitecture Type (PC-compatible) ---> >> Processor family (Opteron/Athlon64/Hammer/K8) ---> >> produces an appropriate SMP kernel. >> A <shift-page down> should reveal a line like: >> CPU has two num_cores >> A couple more <shift-page down>: >> Initializing CPU#0 >> About 3 more <shift-page down>: >> Brought up 2 CPU's. >> About modules, I'm guessing modules compiled for single cpu have >> differences from those compiled for multiple cpu. Also guessing >> that /etc/modules/autoload.d and/or udev is trying to load single cpu >> module(s) that were not written to adjust to a single cpu kernel. >> > > so grub needs a different line at startup when using multicore?! > > > > -- > dott. ing. beso -- pozdrawiam Konrad Okurowski <[EMAIL PROTECTED]> Key Fingerprint = D993 3823 F20D 3B8D 2719 3012 2FE8
