Subject: Build broken on linus/master?

From: [email-masked] (Santosh Shilimkar)
Date: Fri, 26 Oct 2012 14:29:28 +0530

On Friday 26 October 2012 01:18 PM, Bedia, Vaibhav wrote:
> Hi,
>
> Compiling the current linus/master (2ab3f29) using omap2plus_defconfig
> throws up the following error
>
> $make -j7 uImage
>    CHK     include/generated/uapi/linux/version.h
>    CHK     include/generated/utsrelease.h
> make[1]: `include/generated/mach-types.h' is up to date.
>    CC      arch/arm/kernel/asm-offsets.s
> In file included from include/linux/dma-mapping.h:76:0,
>                   from arch/arm/kernel/asm-offsets.c:15:
> /datalocal/kernel/arch/arm/include/asm/dma-mapping.h: In function 'dma_mapping_error':
> /datalocal/kernel/arch/arm/include/asm/dma-mapping.h:94:2: error: implicit declaration of function 'debug_dma_mapping_error'
> make[1]: *** [arch/arm/kernel/asm-offsets.s] Error 1
> make: *** [prepare0] Error 2
>
Looks like it might break build on all ARM machines. I just
noticed a patch adding debug_dma_mapping_error() for aarm64 arch.

Marek, Shuah,
Is kernel missing a patch which adds definition of
debug_dma_mapping_error() to linux/dma-debug.h ?

I can't seems to find this symbol in kernel grep.

Regards
Santosh