Re: linux-2.6.17.1: undefined reference to `online_page'

[Randy.Dunlap]

On Sun, 25 Jun 2006 17:01:22 -0400 Chuck Ebbert wrote:

> In-Reply-To: <200606231001.33766.toralf.foerster@xxxxxx>
> 
> On Fri, 23 Jun 2006 10:01:33 +0200, Toralf Foerster wrote:
> 
> > I got the compile error :
> > 
> > ...
> >   UPD     include/linux/compile.h
> >   CC      init/version.o
> >   LD      init/built-in.o
> >   LD      .tmp_vmlinux1
> > mm/built-in.o: In function `online_pages':
> > : undefined reference to `online_page'
> > make: *** [.tmp_vmlinux1] Error 1
> > 
> > with this config:
> 
> > CONFIG_X86_32=y
> 
> > CONFIG_NOHIGHMEM=y
> 
> > CONFIG_SPARSEMEM_MANUAL=y
> > CONFIG_SPARSEMEM=y
> > CONFIG_HAVE_MEMORY_PRESENT=y
> > CONFIG_SPARSEMEM_STATIC=y
> > CONFIG_MEMORY_HOTPLUG=y
> 
> Yes, that config is broken. mm/memory_hotplug.c::online_pages() calls
> online_page() but without HIGHMEM that doesn't get built and no dummy
> function gets defined.

Toralf, was this from a random config file?  (make randconfig)

It's certainly not just a 2.6.17.1 problem.  .1 didn't change this.

---
~Randy
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