Subject: Re: [BUILD_FAILURE] next-20090115 - s390x - mm/kmemleak.c

From: Pekka Enberg <[email-masked]>
Date: Thu, 15 Jan 2009 14:08:00 +0200

On Thu, 2009-01-15 at 11:55 +0000, Catalin Marinas wrote:
> On Thu, 2009-01-15 at 12:20 +0100, Heiko Carstens wrote:
> > On Thu, Jan 15, 2009 at 04:05:04PM +0530, Kamalesh Babulal wrote:
> > > Hi Stephen,
> > > 
> > > 	next-20090115 allyesconfig build fails on s390x
> > > 
> > > mm/built-in.o: In function `kmemleak_scan':
> > > mm/kmemleak.c:977: undefined reference to `_sdata'
> > > make: *** [.tmp_vmlinux1] Error 1
> > 
> > A lot of architectures don't have _sdata definined in their linker scripts.
> > On s390 _sdata would be the same as _etext. But that is not necessarily true
> > for all architectures.
> 
> Kmemleak has only been tested on ARM and x86. I can add patches for the
> other architectures so that the compilation is fine but can't really run
> such kernels.

Yeah, but you could just depend on X86 || ARM in Kconfig, no?