Re: Build problems with Linux 2.5

From: Mark Haverkamp (
Date: Wed Jun 11 2003 - 15:39:57 EST

On Wed, 2003-06-11 at 13:26, Jay Denebeim wrote:
> (.70, but I doubt that makes a difference)
> Hi guys,
> I've been way out of kernel compiling for a long time, however I just
> took a job writing device drivers on Linux so I guess I'll be doing quite
> a bit of it again. I've not built a kernel other than an occasional 'make
> rpm' on redhat since the 2.0 days, so be gentle with me.
> The problem I'm having is with the kernel. My environment is a standard
> Redhat 9 installation:
> gcc-3.2.2-5
> binutils-
> modutils-2.4.22-8
> kernel-smp-2.4.20-9
> The problem I'm having seems to be related to modutils. When I make
> very many modules I can't install the system because depmod can't find
> symbols undery 2.4. However using nm I can see that those symbols are
> indeed defined. If I make a bare bones system and only have the two or
> three modules I need (I'm working with SCSI device drivers and need to
> unload/reload the modules) the depmod passes, but the modprobe fails with
> QM_MODULES: function unimplemented.
> So, I went grepping through the source code and QM_MODULES exists in
> linux/module.h in 2.4, but not in 2.5. Since modutils depends on that
> functionality heavily modutils must have been re-written. However the
> latest version I can find on is 2.4.25 and it still uses
> QM_MODULES. So, where is it?

> Are there other things I'm going to need for 2.5? I've already figured
> out LVM is totally different, and that breaks mkinitrd if I've got root on
> a logical volume. Anything else?
> Thanks in advance for your time.
> Jay

Mark Haverkamp <>

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