Re: next-20080723: build fails for dm-snapshot.ko
From: Mikulas Patocka
Date: Wed Jul 23 2008 - 14:40:17 EST
On Wed, 23 Jul 2008, Adrian Bunk wrote:
> On Wed, Jul 23, 2008 at 07:58:37PM +0200, Thomas Meyer wrote:
> > Building modules, stage 2.
> > Kernel: arch/x86/boot/bzImage is ready (#24)
> > MODPOST 1518 modules
> > ERROR: "__umoddi3" [drivers/md/dm-snapshot.ko] undefined!
> > WARNING: modpost: Found 6 section mismatch(es).
> > To see full details build your kernel with:
> > 'make CONFIG_DEBUG_SECTION_MISMATCH=y'
> > make: *** [__modpost] Error 1
> > make: *** [modules] Error 2
> Which gcc version are you using?
> Please send the complete .config
I'm going to compile it on 32-bit computer to try.
But I'd just suggest: why don't we add these functions __umoddi3 __udivdi3
and so to the kernel? This is not the first time I see it and it is pretty
annoying (and compiler- and optimization-dependent bug).
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