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Subject: Re: MPC8540 : What's "SPE used in kernel" ?
From: Johannes Berg <johannes@sipsolutions.net>
To: Philippe De Muyter <phdm@macqel.be>
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Date: Sat, 23 Feb 2008 10:51:08 +0100
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> My first trial used ARCH=3Dppc and caused this infinity of "SPE used in k=
ernel"
> messages, but I then recompiled linux with ARCH=3Dpowerpc.  With the mess=
age
> not ifdef'ed out, this second kernel does not emit "SPE used in kernel"
> messages,

If I were to venture a guess I'd point to the fact that the arch/powerpc
Makefile contains

# No SPE instruction when building kernel
KBUILD_CFLAGS +=3D $(call cc-option,-mno-spe) =20

while the arch/ppc one doesn't.

johannes

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