Re: Lots of unexpected non-allocatable section warnings

From: Manuel Lauss
Date: Mon May 04 2009 - 06:05:54 EST


Hi Sam,

On Mon, May 04, 2009 at 11:49:28AM +0200, Sam Ravnborg wrote:
> On Mon, May 04, 2009 at 10:28:16AM +0200, Manuel Lauss wrote:
> > Hi Sam,
> >
> > On Sun, May 03, 2009 at 10:29:39PM +0200, Sam Ravnborg wrote:
> > > This is due to the SUSE specific section as you expected.
> > > We ignore sections named ".comment" but not ".comment" sections
> > > with something appended to the name.
> >
> >
> > On a related note, I see tons of the following warnings cross-building for
> > MIPS:
> >
> > WARNING: init/mounts.o (.mdebug.abi32): unexpected non-allocatable section.
> > Did you forget to use "ax"/"aw" in a .S file?
> > Note that for example <linux/init.h> contains
> > section definitions for use in .S files.
> >
> > WARNING: init/mounts.o (.pdr): unexpected non-allocatable section.
> > Did you forget to use "ax"/"aw" in a .S file?
> > Note that for example <linux/init.h> contains
> > section definitions for use in .S files.
> >
> >
> > I added ".pdr" and ".mdebug*" to the whitelist; the resulting kernels still
> > work. (gcc-4.3.3, binutils-2.19.1)
>
> Hi Manuel - thanks for reporting!
>
> Is your mips target little or big endian?
> If it is a big-endian target (which I expect) then the right fix
> is the patch posted by Anders.

No, it's little-endian. Cross-compiling on x86_64 to mipsel.


> In other words - what happens if you back out your change
> and apply the appended patch.

no change.

(Did you attach the wrong patch? It does indentation fixes and adds a few
more entries)

Thanks!
Manuel Lauss
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