2.6.16rc5 'found' an extra CPU.

[Dave Jones <davej@redhat.com>]

This amused me.

(17:43:34:davej@nemesis:~)$ ll /proc/acpi/processor/
total 0
dr-xr-xr-x 2 root root 0 Mar  1 17:43 CPU1/
dr-xr-xr-x 2 root root 0 Mar  1 17:43 CPU2/
dr-xr-xr-x 2 root root 0 Mar  1 17:43 CPU3/
(17:43:36:davej@nemesis:~)$

As cool as a 3-way x86-64 sounds, it's really only got 2.

Two of these..

vendor_id       : AuthenticAMD
cpu family      : 15
model           : 5
model name      : AMD Opteron(tm) Processor 244
stepping        : 8
cpu MHz         : 1789.412
cache size      : 1024 KB
fpu             : yes
fpu_exception   : yes
cpuid level     : 1
wp              : yes
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext lm 3dnowext 3dnow
bogomips        : 3578.59
TLB size        : 1024 4K pages
clflush size    : 64
cache_alignment : 64
address sizes   : 40 bits physical, 48 bits virtual
power management: ts ttp


(17:45:21:davej@nemesis:~)$ cat /proc/acpi/processor/CPU*/info
processor id:            0
acpi id:                 1
bus mastering control:   no
power management:        no
throttling control:      yes
limit interface:         yes
processor id:            1
acpi id:                 2
bus mastering control:   no
power management:        no
throttling control:      no
limit interface:         no
processor id:            255
acpi id:                 3
bus mastering control:   no
power management:        no
throttling control:      no
limit interface:         no

I guess the '255' has confused something.

This made my 'bug of the day' :)

		Dave