Re: Same mipsel binary für 2.4 and 2.6 kernel possible?

[Ralf Baechle <ralf@linux-mips.org>]

On Fri, Sep 19, 2008 at 09:58:29AM +0200, Klatt Uwe wrote:

> I have a custom hardware (AU1100) with kernel 2.4 and an working binary using 
> floats (compiled with gcc 3.3.5).
> Now I am testing with kernel 2.6.
> 
> When I use the old binary, float math isn't working anymore.
> I have to recompile the source with new gcc 4.1.2 but then the new binary is 
> working only on kernel 2.6.

Are you using the kernel floating point emulator or a software floating
point library?

Whatever, it sounds like a bug.  The kernel is supposed to be backward
compatible with old binaries.

  Ralf