svn commit: r196270 - in stable/8/sys: . amd64/include/xen cddl/contrib/opensolaris contrib/dev/acpica contrib/pf dev/ata dev/cxgb dev/xen/netfront dev/xen/xenpci ia64/ia64 modules/dtrace/dtnfsclie...

[Attilio Rao]

2009/8/16 Marcel Moolenaar <xcllnt at mac.com>:
>
> On Aug 15, 2009, at 7:19 PM, Attilio Rao wrote:
>
>> 2009/8/16 Marcel Moolenaar <marcel at freebsd.org>:
>>>
>>> Author: marcel
>>> Date: Sun Aug 16 02:12:13 2009
>>> New Revision: 196270
>>> URL: http://svn.freebsd.org/changeset/base/196270
>>>
>>> Log:
>>> MFC rev 196268:
>>> Decouple ACPI CPU Ids from FreeBSD's cpuid. The ACPI Ids can be
>>> sparse, which causes a kernel assert.
>>
>> Can you be a bit more precise?
>> What kernel assert?
>
> In subr_smp.c, function smp_topo():
>    panic("Built bad topology at %p.  CPU mask 0x%X != 0x%X",
>        top, top->cg_mask, all_cpus);
>
> See also:
> http://docs.freebsd.org/cgi/getmsg.cgi?fetch=506001+0+archive/2009/freebsd-current/20090719.freebsd-current
> http://docs.freebsd.org/cgi/getmsg.cgi?fetch=626164+0+archive/2009/freebsd-current/20090719.freebsd-current

lThat's very interesting. That probabilly means we will end without
any sparse CPUs IDs on all architectures?
That would be very important because we could cut things like
CPU_ABSENT() and rearrange things in a very different way.

Attilio


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