Re: [Ltib] Copying kernel headers fails in new kernel source trees

[Stuart Hughes]

Hi Kevin,

I see the problem, I will think about this and get back to you.  In the
mean time do you know how this gets handled by other projects? is it
included as part of the userspace 'make headers_install' target?

Regards, Stuart

On Wed, 2009-01-21 at 22:27 +0100, Kevin Wells wrote:
> Somewhere between kernel 2.6.25 and 2.6.27.8, the architecture/board
> specific header files in the kernel source tree were moved from
> 
> include/asm-arm/arch/mach-<board>/
> 
> to
> 
> arch/arm/mach-<chip>/include/mach/
> 
>  
> 
> It seems that the symbolic link at include/asm/arch was also removed
> when all the platform header files were moved to the arch/arm area (I
> can't find the equivalent of this link in the newer kernel source
> trees).
> 
>  
> 
> In the PKG_KERNEL_WANT_HEADERS option is enabled, the arm architecture
> specific copy of the platform files now fails in these newer kernel
> sources as the include/asm/arch link is no longer there.
> 
>  
> 
> So the current copy command of (sorry about any typos, I'm hand typing
> this…):
> 
>                 cp -a $KBOUT/include/asm/arch/*
> $RPM_BUILD_ROOT/%{pfx}/usr/src/linx/include/asm/arch
> 
> needs to be replaced with
> 
>                 cp -a
> $KBOUT/include/arch/arch/mach-<chip>/include/mach/*
> $RPM_BUILD_ROOT/%{pfx}/usr/src/linx/include/asm/arch
> 
> on these newer source trees.
> 
>  
> 
> Short of creating a few new flags in main.lkc to handle this and
> adding a new case in the kernel spec template, is there any other way
> to get this change handled in the spec file?
> 
>  
> 
> Thanks,
> 
> Kevin Wells
> 
> NXP
> 
>  
> 
> 
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