New: SSE2 enabled by default on Celeron (P4 based)

Mikael Pettersson (mikpe@user.it.uu.se)
Tue, 1 Apr 2003 16:53:57 +0200


Martin J. Bligh writes:
> http://bugme.osdl.org/show_bug.cgi?id=527
>
> Summary: SSE2 enabled by default on Celeron (P4 based)
> Kernel Version: 2.5.64
> Status: NEW
> Severity: normal
> Owner: mbligh@aracnet.com
> Submitter: simon@mtds.com
>
>
> Distribution: Customised RH 7.1 with many mods
> Hardware Environment: Celeron i686 (P4 based)
> Software Environment: gcc version 2.96 20000731 (Red Hat Linux 7.1 2.96-81)
>
> Problem Description: Kernel compiles OK, but at boot kernel panics as CPU
> doesn't support SSE2
>
> Steps to reproduce: Compile kernel choosing *any* Celeron option
>
> /proc/cpuinfo:-
> processor : 0
> vendor_id : GenuineIntel
> cpu family : 6
> model : 11

This is NOT a P4-based Celeron. It's a P6 Tualatin Celeron, and as such,
it does not support SSE2.

This CPU needs a kernel configured for a Pentium III or less.
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