On Thu, Sep 17, 2009 at 10:30 AM, Caveh Jalali <ecaveh@xxxxxxxxx> wrote:
> in 2.6.31, it is no longer possible to build kernel modules for some platforms
> (the ones that need include2) outside the kernel src tree if the
> src tree was built using O= to specify an alternate directory for the
> build output.
>
> i think this broke with the following commit:
>
> commit b8b572e1015f81b4e748417be2629dfe51ab99f9
> Author: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
> Date: Fri Aug 1 15:20:30 2008 +1000
Only after 2.6.31? This commit was on 2008 Aug 1...
>
> powerpc: Move include files to arch/powerpc/include/asm
>
>
> when the platform specific include directories were shuffled around
> without updating the
> top level Makefile. however, i think this FAIL is generic, and not
> limited to powerpc.
> here's a patch to the top level Makefile to teach it about the shuffled files:
>
You forgot your SOB line.
Anyway, it looks fine.
Acked-by: WANG Cong <xiyou.wangcong@xxxxxxxxx>
>
> --- /local/caveh/linux/linux-2.6.31/Makefile 2009-09-09
> 15:13:59.000000000 -0700
> +++ Makefile 2009-09-16 12:23:05.000000000 -0700
> @@ -958,9 +958,9 @@ ifneq ($(KBUILD_SRC),)
> echo " in the '$(srctree)' directory.";\
> /bin/false; \
> fi;
> - $(Q)if [ ! -d include2 ]; then \
> - mkdir -p include2; \
> - ln -fsn $(srctree)/include/asm-$(SRCARCH) include2/asm; \
> + $(Q)if [ ! -d include2 ]; then \
> + mkdir -p include2; \
> + ln -fsn $(srctree)/arch/$(SRCARCH)/include/asm include2/asm; \
> fi
> endif
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