On Tue, Aug 12, 2014 at 05:22:46PM -0700, Jim Davis wrote:
> I'm trying to build 3.16 on my Ubuntu 14.04 system, starting with the
> stock kernel config file. This works just fine:
>
> make distclean && git clean -fdx
> git describe (and check that it is indeed v3.16)
> make mrproper (just in case)
> cp /boot/config*24-generic .config
> yes "" | make oldconfig >/dev/null
> make
>
> But changing that recipe to
>
> yes "" | make O=/tmp/$$ oldconfig >/dev/null
> make O=/tmp/$$
>
> fails with
>
> make[1]: Entering directory `/tmp/29520'
> GEN ./Makefile
> scripts/kconfig/conf --silentoldconfig Kconfig
> SYSTBL arch/x86/syscalls/../include/generated/asm/syscalls_32.h
> SYSHDR arch/x86/syscalls/../include/generated/asm/unistd_32_ia32.h
> SYSHDR arch/x86/syscalls/../include/generated/asm/unistd_64_x32.h
> SYSTBL arch/x86/syscalls/../include/generated/asm/syscalls_64.h
> SYSHDR arch/x86/syscalls/../include/generated/uapi/asm/unistd_32.h
> SYSHDR arch/x86/syscalls/../include/generated/uapi/asm/unistd_64.h
> SYSHDR arch/x86/syscalls/../include/generated/uapi/asm/unistd_x32.h
> HOSTCC arch/x86/tools/relocs_32.o
> HOSTCC arch/x86/tools/relocs_64.o
> HOSTCC arch/x86/tools/relocs_common.o
> HOSTLD arch/x86/tools/relocs
> CHK include/config/kernel.release
> UPD include/config/kernel.release
> Using /home/jim/linux-rc as source for kernel
> /home/jim/linux-rc is not clean, please run 'make mrproper'
> in the '/home/jim/linux-rc' directory.
> make[1]: *** [prepare3] Error 1
> make: *** [sub-make] Error 2
>
> What am I missing?
You need to copy the config to the output directory - not the source directory.
Change this line:
cp /boot/config*24-generic .config
to something like this:
cp /boot/config*24-generic /tmp/$$/.config
Should do the trick.
Make sure the dir exist before you copy.
Sam
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