Re: OOT build fails on x86_64 due to missing asm/unisd_64.h

From: H. Peter Anvin
Date: Mon Jul 15 2013 - 15:41:19 EST


In a clean directory?

Peter Wu <lekensteyn@xxxxxxxxx> wrote:

>Hi,
>
>When I tried to build v3.11-rc1-8-g47188d3 out-of-tree, I get an error
>about a
>missing asm/unistd_64.h file. The full build output (`git clean -xfd`
>was ran
>before baking the kernel):
>
>/home/me/Linux-src/build$ make O=$PWD -C ../linux -j8
>make: Entering directory `/home/me/Linux-src/linux'
>/home/me/Linux-src/linux/arch/x86/Makefile:107: CONFIG_X86_X32 enabled
>but no binutils support
>make[2]: Nothing to be done for `all'.
> GEN /tmp/build/Makefile
> CHK include/generated/uapi/linux/version.h
>make[2]: Nothing to be done for `relocs'.
> Using /home/me/Linux-src/linux as source for kernel
> CHK include/generated/utsrelease.h
> UPD include/generated/utsrelease.h
> CC kernel/bounds.s
> GEN include/generated/bounds.h
> CC arch/x86/kernel/asm-offsets.s
>In file included from
>/home/me/Linux-src/linux/include/uapi/linux/unistd.h:7:0,
> from /home/me/Linux-src/linux/arch/x86/include/asm/seccomp_64.h:4,
> from /home/me/Linux-src/linux/arch/x86/include/asm/seccomp.h:4,
> from /home/me/Linux-src/linux/include/linux/seccomp.h:9,
> from /home/me/Linux-src/linux/include/linux/sched.h:39,
> from /home/me/Linux-src/linux/arch/x86/kernel/asm-offsets.c:9:
>/home/me/Linux-src/linux/arch/x86/include/asm/unistd.h:23:29: fatal
>error: asm/unistd_64.h: No such file or directory
>compilation terminated.
>make[2]: *** [arch/x86/kernel/asm-offsets.s] Error 1
>make[1]: *** [prepare0] Error 2
>make: *** [sub-make] Error 2
>make: Leaving directory `/home/me/Linux-src/linux'
>
>
>
>As a workaround, I rsync the files that are placed in the source tree:
>
>~/Linux-src/linux/arch/x86/include/generated$ rsync -av .
>/tmp/build/arch/x86/include/generated/
>sending incremental file list
>./
>asm/
>asm/syscalls_32.h
>uapi/
>uapi/asm/
>uapi/asm/unistd_32.h
>uapi/asm/unistd_64.h
>
>uapi/asm/unistd_x32.h
>
>
>I have encountered this error some releases back, and some others
>reported
>this before[1]. If you need more details (.config?), please ask.
>
>Regards,
>Peter
>
>
> [1]: http://lkml.org/lkml/2012/3/19/680

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