Re: [PATCH] arch/unicore32/kernel/ksyms.c: remove several undefined exported symbols

[çéæ]

Thanks Chen.
Need I add these patches to unicore32 repo?

Cc: Zhichuang Sun <sunzhichuang@xxxxxxxxxxxxxxx>
Tested-by: Zhichuang Sun <sunzhichuang@xxxxxxxxxxxxxxx>
Acked-by: Xuetao Guan <gxt@xxxxxxxxxx>

----- Chen Gang <gang.chen.5i5j@xxxxxxxxx> åéï
> For 'csum_partial_copy_nocheck()', it has default definition in
> 'asm-generic'.
> 
> For '__raw_reads?()' and '__raw_writes?()' are used by the drivers
> which no relationship with allmodconfig for unicode32, the related
> modules are:
> 
>   drivers/mmc/host/omap.c
>   drivers/mtd/nand/atmel_nand.c
>   drivers/mtd/nand/pxa3xx_nand.c
>   drivers/usb/gadget/at91_udc.c
> 
> Others are only within some architectures (not kernel wide).
> 
> 
> The related error with allmodconfig for unicode32:
> 
>     CC      arch/unicore32/kernel/ksyms.o
>   arch/unicore32/kernel/ksyms.c:29: error: â__backtraceâ undeclared here (not in a function)
>   arch/unicore32/kernel/ksyms.c:29: error: type defaults to âintâ in declaration of â__backtraceâ
>   arch/unicore32/kernel/ksyms.c:38: error: âcsum_partial_copy_nocheckâ undeclared here (not in a function)
>   arch/unicore32/kernel/ksyms.c:38: error: type defaults to âintâ in declaration of âcsum_partial_copy_nocheckâ
>   arch/unicore32/kernel/ksyms.c:39: error: â__csum_ipv6_magicâ undeclared here (not in a function)
>   arch/unicore32/kernel/ksyms.c:39: error: type defaults to âintâ in declaration of â__csum_ipv6_magicâ
>   arch/unicore32/kernel/ksyms.c:43: error: â__raw_readsbâ undeclared here (not in a function)
>   arch/unicore32/kernel/ksyms.c:43: error: type defaults to âintâ in declaration of â__raw_readsbâ
>   arch/unicore32/kernel/ksyms.c:46: error: â__raw_readswâ undeclared here (not in a function)
>   arch/unicore32/kernel/ksyms.c:46: error: type defaults to âintâ in declaration of â__raw_readswâ
>   arch/unicore32/kernel/ksyms.c:49: error: â__raw_readslâ undeclared here (not in a function)
>   arch/unicore32/kernel/ksyms.c:49: error: type defaults to âintâ in declaration of â__raw_readslâ
>   arch/unicore32/kernel/ksyms.c:52: error: â__raw_writesbâ undeclared here (not in a function)
>   arch/unicore32/kernel/ksyms.c:52: error: type defaults to âintâ in declaration of â__raw_writesbâ
>   arch/unicore32/kernel/ksyms.c:55: error: â__raw_writeswâ undeclared here (not in a function)
>   arch/unicore32/kernel/ksyms.c:55: error: type defaults to âintâ in declaration of â__raw_writeswâ
>   arch/unicore32/kernel/ksyms.c:58: error: â__raw_writeslâ undeclared here (not in a function)
>   arch/unicore32/kernel/ksyms.c:58: error: type defaults to âintâ in declaration of â__raw_writeslâ
>   arch/unicore32/kernel/ksyms.c:79: error: â__get_user_1â undeclared here (not in a function)
>   arch/unicore32/kernel/ksyms.c:79: error: type defaults to âintâ in declaration of â__get_user_1â
>   arch/unicore32/kernel/ksyms.c:80: error: â__get_user_2â undeclared here (not in a function)
>   arch/unicore32/kernel/ksyms.c:80: error: type defaults to âintâ in declaration of â__get_user_2â
>   arch/unicore32/kernel/ksyms.c:81: error: â__get_user_4â undeclared here (not in a function)
>   arch/unicore32/kernel/ksyms.c:81: error: type defaults to âintâ in declaration of â__get_user_4â
>   arch/unicore32/kernel/ksyms.c:83: error: â__put_user_1â undeclared here (not in a function)
>   arch/unicore32/kernel/ksyms.c:83: error: type defaults to âintâ in declaration of â__put_user_1â
>   arch/unicore32/kernel/ksyms.c:84: error: â__put_user_2â undeclared here (not in a function)
>   arch/unicore32/kernel/ksyms.c:84: error: type defaults to âintâ in declaration of â__put_user_2â
>   arch/unicore32/kernel/ksyms.c:85: error: â__put_user_4â undeclared here (not in a function)
>   arch/unicore32/kernel/ksyms.c:85: error: type defaults to âintâ in declaration of â__put_user_4â
>   arch/unicore32/kernel/ksyms.c:86: error: â__put_user_8â undeclared here (not in a function)
>   arch/unicore32/kernel/ksyms.c:86: error: type defaults to âintâ in declaration of â__put_user_8â
> 
> 
> Signed-off-by: Chen Gang <gang.chen.5i5j@xxxxxxxxx>
> ---
>  arch/unicore32/kernel/ksyms.c |   33 ---------------------------------
>  1 file changed, 33 deletions(-)
> 
> diff --git a/arch/unicore32/kernel/ksyms.c b/arch/unicore32/kernel/ksyms.c
> index d285d71..63afc7f 100644
> --- a/arch/unicore32/kernel/ksyms.c
> +++ b/arch/unicore32/kernel/ksyms.c
> @@ -26,8 +26,6 @@
>  EXPORT_SYMBOL(find_next_zero_bit);
>  EXPORT_SYMBOL(find_next_bit);
>  
> -EXPORT_SYMBOL(__backtrace);
> -
>  	/* platform dependent support */
>  EXPORT_SYMBOL(__udelay);
>  EXPORT_SYMBOL(__const_udelay);
> @@ -35,28 +33,6 @@ EXPORT_SYMBOL(__const_udelay);
>  	/* networking */
>  EXPORT_SYMBOL(csum_partial);
>  EXPORT_SYMBOL(csum_partial_copy_from_user);
> -EXPORT_SYMBOL(csum_partial_copy_nocheck);
> -EXPORT_SYMBOL(__csum_ipv6_magic);
> -
> -	/* io */
> -#ifndef __raw_readsb
> -EXPORT_SYMBOL(__raw_readsb);
> -#endif
> -#ifndef __raw_readsw
> -EXPORT_SYMBOL(__raw_readsw);
> -#endif
> -#ifndef __raw_readsl
> -EXPORT_SYMBOL(__raw_readsl);
> -#endif
> -#ifndef __raw_writesb
> -EXPORT_SYMBOL(__raw_writesb);
> -#endif
> -#ifndef __raw_writesw
> -EXPORT_SYMBOL(__raw_writesw);
> -#endif
> -#ifndef __raw_writesl
> -EXPORT_SYMBOL(__raw_writesl);
> -#endif
>  
>  	/* string / mem functions */
>  EXPORT_SYMBOL(strchr);
> @@ -76,15 +52,6 @@ EXPORT_SYMBOL(__copy_from_user);
>  EXPORT_SYMBOL(__copy_to_user);
>  EXPORT_SYMBOL(__clear_user);
>  
> -EXPORT_SYMBOL(__get_user_1);
> -EXPORT_SYMBOL(__get_user_2);
> -EXPORT_SYMBOL(__get_user_4);
> -
> -EXPORT_SYMBOL(__put_user_1);
> -EXPORT_SYMBOL(__put_user_2);
> -EXPORT_SYMBOL(__put_user_4);
> -EXPORT_SYMBOL(__put_user_8);
> -
>  EXPORT_SYMBOL(__ashldi3);
>  EXPORT_SYMBOL(__ashrdi3);
>  EXPORT_SYMBOL(__divsi3);
> -- 
> 1.7.9.5

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