[parisc-linux] Module Relocation Problem

[Joel Soete]

> > Module quickcam, symbol qc_proc_init is out of range for PCREL22F relocation
> > =46ATAL: Error inserting quickcam (/lib/modules/2.6.16-pa11/misc/quickcam.k=
> > o):=20
> 
> I believe that this has come up before.

Istr me we have the same kind of pb with xfs (file system) when it's a module;
otoh no pb when it's builtin.
Duno if it's possible to try this driver builtin?

My 2 pence thought,
    Joel

>  The out of range
> PCREL22F relocation implies that the module has a "b,l" instruction
> (call) whose target can't be reached.  The maximum branch distance
> for the "b,l" instruction is ~ 8 MB, so the module must be quite
> large.
> 
> You might explore ways to reduce the modules's (e.g., limit inlining).
> You might also try compiling with the -mlong-calls options.  This forces
> GCC to use the "bve" instruction for calls in PA 2.0 compilations.  The
> call setup using bve is slightly longer but there are no distance
> limitations.  There's also a PA 1.x variant using "ble".  What's unclear
> to me is whether the kernel loader has support for the relocations used
> in these sequences.
> 
> Dave
> -- 
> J. David Anglin                                  dave.anglin at nrc-cnrc.gc.ca
> National Research Council of Canada              (613) 990-0752 (FAX: 952-6602)
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