On Sun, Mar 13, 2016 at 7:45 AM, kbuild test robot
<[email protected]> wrote:
> Hi Al,
>
> FYI, the error/warning still remains.
>
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
> master
> head: 03c668a93187fe7fba9464f96fbe7c22eebd9897
> commit: 5c48b108ecbf6505d929e64d50dace13ac2bdf34 um: take arch/um/sys-x86 to
> arch/x86/um
> date: 4 years, 4 months ago
> config: um-i386_defconfig (attached as .config)
> reproduce:
> git checkout 5c48b108ecbf6505d929e64d50dace13ac2bdf34
> # save the attached .config to linux build tree
> make ARCH=um SUBARCH=i386
>
Hi,
The code is correct. The build machine lacks asm/ptrace.h for i386
(e.g. /usr/include/i386-linux-gnu/asm/ptrace.h). For example on Ubuntu
this is provided by linux-libc-dev:i386.
Best regards,
Krzysztof
> All errors (new ones prefixed by >>):
>
>>> arch/x86/um/user-offsets.c:8:24: fatal error: asm/ptrace.h: No such file or
>>> directory
> compilation terminated.
> make[2]: *** [arch/x86/um/user-offsets.s] Error 1
> make[1]: *** [arch/x86/um/user-offsets.s] Error 2
> make[1]: Target 'prepare' not remade because of errors.
> make: *** [sub-make] Error 2
>
> vim +8 arch/x86/um/user-offsets.c
>
> 8d0b9dc9be arch/um/sys-x86_64/user-offsets.c Al Viro 2005-05-05 1
> #include <stdio.h>
> 8d0b9dc9be arch/um/sys-x86_64/user-offsets.c Al Viro 2005-05-05 2
> #include <stddef.h>
> 8d0b9dc9be arch/um/sys-x86_64/user-offsets.c Al Viro 2005-05-05 3
> #include <signal.h>
> 63ae2a94d9 arch/um/sys-x86_64/user-offsets.c Jeff Dike 2006-03-27 4
> #include <sys/poll.h>
> 16dd07bc64 arch/um/sys-x86_64/user-offsets.c Jeff Dike 2007-05-06 5
> #include <sys/mman.h>
> 189872f968 arch/um/sys-x86_64/user-offsets.c Jeff Dike 2007-10-16 6
> #include <sys/user.h>
> 8d0b9dc9be arch/um/sys-x86_64/user-offsets.c Al Viro 2005-05-05 7
> #define __FRAME_OFFSETS
> 8d0b9dc9be arch/um/sys-x86_64/user-offsets.c Al Viro 2005-05-05 @8
> #include <asm/ptrace.h>
> ba9950c820 arch/um/sys-x86_64/user-offsets.c Jeff Dike 2005-05-20 9
> #include <asm/types.h>
> 8d0b9dc9be arch/um/sys-x86_64/user-offsets.c Al Viro 2005-05-05 10
> 8d0b9dc9be arch/um/sys-x86_64/user-offsets.c Al Viro 2005-05-05 11
> #define DEFINE(sym, val) \
> 8d0b9dc9be arch/um/sys-x86_64/user-offsets.c Al Viro 2005-05-05 12 asm
> volatile("\n->" #sym " %0 " #val : : "i" (val))
> 8d0b9dc9be arch/um/sys-x86_64/user-offsets.c Al Viro 2005-05-05 13
> ecba97d4aa arch/um/sys-x86_64/user-offsets.c Al Viro 2005-09-28 14
> #define DEFINE_LONGS(sym, val) \
> ecba97d4aa arch/um/sys-x86_64/user-offsets.c Al Viro 2005-09-28 15 asm
> volatile("\n->" #sym " %0 " #val : : "i" (val/sizeof(unsigned long)))
> ecba97d4aa arch/um/sys-x86_64/user-offsets.c Al Viro 2005-09-28 16
>
> :::::: The code at line 8 was first introduced by commit
> :::::: 8d0b9dc9be3919e9979eac59fd12e8f82b098325 [PATCH] uml: start
> cross-build support : mk_user_constants
>
> :::::: TO: Al Viro <[email protected]>
> :::::: CC: Linus Torvalds <[email protected]>
>
> ---
> 0-DAY kernel test infrastructure Open Source Technology Center
> https://lists.01.org/pipermail/kbuild-all Intel Corporation
