Re: [git-pull -tip] x86: Basic AMD Support for performance counters

Jaswinder Singh Rajput
2009-03-01T10:42:15Z

On Sun, 2009-03-01 at 09:36 +0100, Ingo Molnar wrote:
> * Ingo Molnar <mingo@elte.hu> wrote:
>
> > Seems to be working fine, here's the output from an Athlon 64
> > 3200+ (Sempron) box:
> >
> > Performance counter stats for 'ls':
> >
> > 17.420811 task clock ticks (msecs)
> >
> > 0 CPU migrations (events)
> > 12 context switches (events)
> > 583 pagefaults (events)
> > 29760299 CPU cycles (events)
> > 29401642 instructions (events)
> > 12698498 cache references (events)
> > 66269 cache misses (events)
> >
> > Wall-clock time elapsed: 687.999988 msecs
>
> The patches cause a crash on another system - an Opteron system
> spontaneous reboots at this point during early bootup:
>
> CPU 0/0x4 -> Node 0
> tseg: 00cfe00000
> CPU: Physical Processor ID: 0
> CPU: Processor Core ID: 0
> using C1E aware idle routine
> AMD Performance Monitoring support detected.
> ... num counters: 4
> ... value mask: 0000000000000000
> ... fixed counters: 0
> ... counter mask: 000000000000000f
> ACPI: Core revision 20081204
> ftrace: converting mcount calls to 0f 1f 44 00 00
> ftrace: allocating 16365 entries in 129 pages
> Setting APIC routing to physical flat
> masked ExtINT on CPU#0
> ENABLING IO
> [reboot]
>

Can you please share your config file.

Thanks,

--
JSR