Preempt status
Hi,
I just would like to know if someone is currently spending some time to
debug preempt code on the powerpc architecture and if someone do, where
should I forward my stack traces ? ;)
May 12 22:34:22 localhost syslogd 1.4.1#16: restart.
May 12 22:34:22 localhost kernel: klogd 1.4.1#16, log source
= /proc/kmsg started.
May 12 22:34:22 localhost kernel:
Inspecting /boot/System.map-2.6.12-rc3-mm3
May 12 22:34:22 localhost kernel: Loaded 34872 symbols
from /boot/System.map-2.6.12-rc3-mm3.
May 12 22:34:22 localhost kernel: Symbols match kernel version 2.6.12.
May 12 22:34:22 localhost kernel: No module symbols loaded - kernel
modules not enabled.
May 12 22:34:22 localhost kernel: Total memory = 512MB; using 1024kB for
hash table (at c0400000)
May 12 22:34:22 localhost kernel: Linux version 2.6.12-rc3-mm3
(root@bobok) (version gcc 3.3.6 (Debian 1:3.3.6-4)) #4 Thu May 12
21:24:50 CEST 2005
May 12 22:34:22 localhost kernel: Found UniNorth memory controller &
host bridge, revision: 210
May 12 22:34:22 localhost kernel: Mapped at 0xfdf00000
May 12 22:34:22 localhost kernel: Found a Intrepid mac-io controller,
rev: 0, mapped at 0xfde80000
May 12 22:34:22 localhost kernel: Processor NAP mode on idle enabled.
May 12 22:34:22 localhost kernel: PowerMac motherboard: iBook G4
May 12 22:34:22 localhost kernel: Found UniNorth PCI host bridge at
0xf0000000. Firmware bus number: 0->0
May 12 22:34:22 localhost kernel: Found UniNorth PCI host bridge at
0xf2000000. Firmware bus number: 0->0
May 12 22:34:22 localhost kernel: Found UniNorth PCI host bridge at
0xf4000000. Firmware bus number: 0->0
May 12 22:34:22 localhost kernel: via-pmu: Server Mode is disabled
May 12 22:34:22 localhost kernel: PMU driver 2 initialized for Core99,
firmware: 0c
May 12 22:34:22 localhost kernel: nvram: Checking bank 0...
May 12 22:34:22 localhost kernel: nvram: gen0=134, gen1=133
May 12 22:34:22 localhost kernel: nvram: Active bank is: 0
May 12 22:34:22 localhost kernel: nvram: OF partition at 0x410
May 12 22:34:22 localhost kernel: nvram: XP partition at 0x1020
May 12 22:34:22 localhost kernel: nvram: NR partition at 0x1120
May 12 22:34:22 localhost kernel: On node 0 totalpages: 131072
May 12 22:34:22 localhost kernel: DMA zone: 131072 pages, LIFO
batch:31
May 12 22:34:22 localhost kernel: Normal zone: 0 pages, LIFO batch:1
May 12 22:34:22 localhost kernel: HighMem zone: 0 pages, LIFO batch:1
May 12 22:34:22 localhost kernel: Built 1 zonelists
May 12 22:34:22 localhost kernel: Kernel command line: root=/dev/hda2 ro
ramdisk_size=8192
May 12 22:34:22 localhost kernel: PowerMac using OpenPIC irq controller
at 0x80040000
May 12 22:34:22 localhost kernel: OpenPIC Version 1.2 (4 CPUs and 64 IRQ
sources) at fc62f000
May 12 22:34:22 localhost kernel: OpenPIC timer frequency is 4.166666
MHz
May 12 22:34:22 localhost kernel: PID hash table entries: 4096 (order:
12, 65536 bytes)
May 12 22:34:22 localhost kernel: GMT Delta read from XPRAM: 0 minutes,
DST: off
May 12 22:34:22 localhost kernel: time_init: decrementer frequency =
18.432000 MHz
May 12 22:34:22 localhost kernel: Console: colour dummy device 80x25
May 12 22:34:22 localhost kernel: Dentry cache hash table entries:
131072 (order: 7, 524288 bytes)
May 12 22:34:22 localhost kernel: Inode-cache hash table entries: 65536
(order: 6, 262144 bytes)
May 12 22:34:22 localhost kernel: Memory: 510080k available (2536k
kernel code, 1268k data, 172k init, 0k highmem)
May 12 22:34:22 localhost kernel: AGP special page: 0xdffff000
May 12 22:34:22 localhost kernel: Calibrating delay loop... 598.01
BogoMIPS (lpj=299008)
May 12 22:34:22 localhost kernel: Mount-cache hash table entries: 512
May 12 22:34:22 localhost kernel: scheduling while atomic:
swapper/0x00000002/0
May 12 22:34:22 localhost kernel: Call trace:
May 12 22:34:22 localhost kernel: [c0007e18] dump_stack+0x18/0x28
May 12 22:34:22 localhost kernel: [c0275d78] schedule+0x780/0x784
May 12 22:34:22 localhost kernel: [c0004980] syscall_exit_work
+0x108/0x10c
May 12 22:34:22 localhost kernel: [c036e148] proc_root_init+0x168/0x174
May 12 22:34:22 localhost kernel: [c03a0000] 0xc03a0000
May 12 22:34:22 localhost kernel: [c0354660] start_kernel+0x188/0x1c0
May 12 22:34:22 localhost kernel: [000036f0] 0x36f0
May 12 22:34:22 localhost kernel: checking if image is initramfs...it
isn't (bad gzip magic numbers); looks like an initrd
May 12 22:34:22 localhost kernel: Freeing initrd memory: 3960k freed
May 12 22:34:22 localhost kernel: softlockup thread 0 started up.
I have got this trace at boot.
Thx.
--
Lionel Landwerlin / Dj-Death djdeath@gmx.fr
"Lourd c'est bien
Lourd c'est plus fiable
S'il marche pas, on peut toujours assommer avec !"
Boris le Hachoir
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