Re: EXPORT_SYMBOL generates "is deprecated" noise

[Adrian Bunk <bunk@stusta.de>]

On Sun, Aug 07, 2005 at 11:07:59AM -0700, Martin J. Bligh wrote:
> I'm getting lots of errors like this nowadays:
> 
> drivers/serial/8250.c:2651: warning: `register_serial' is deprecated 
> (declared at drivers/serial/8250.c:2607)
> 
> Which is just: "EXPORT_SYMBOL(register_serial);"
> 
> Sorry, but that's just compile-time noise, not anything useful.
> Warning on real usages of it might be handy (we can go fix the users)
> but not EXPORT_SYMBOL - we can't kill the export until the function
> goes away. The more noise we have, the harder it is to see real errors 
> and warnings.
> 
> I took a quick poke around, but can't see what generates this stuff.
> What is doing these checks, and can we please make an exception for
> EXPORT_SYMBOL (and EXPORT_SYMBOL_GPL) somehow?

This is generated by the __deprecated marker (#define'd to 
__attribute__((deprecated)) ) at the prototype in 
include/linux/serial.h.

You could somehow #ifdef the warning away, but IMHO this would be more 
ugly than living with the warning until the last user is gone.

> M.

cu
Adrian

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed

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