Re: [PATCH v3] x86: Add trace points to (nearly) all vectors

From: Andi Kleen
Date: Mon Nov 04 2019 - 20:46:10 EST


On Sat, Nov 02, 2019 at 08:47:59AM +0800, kbuild test robot wrote:
> Hi Andi,
>
> Thank you for the patch! Yet something to improve:
>
> [auto build test ERROR on tip/auto-latest]
> [also build test ERROR on v5.4-rc5 next-20191031]
> [if your patch is applied to the wrong git tree, please drop us a note to help
> improve the system. BTW, we also suggest to use '--base' option to specify the
> base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
>
> url: https://github.com/0day-ci/linux/commits/Andi-Kleen/x86-Add-trace-points-to-nearly-all-vectors/20191102-063457
> base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git a5b576bfb3ba85d3e356f9900dce1428d4760582
> config: i386-tinyconfig (attached as .config)
> compiler: gcc-7 (Debian 7.4.0-14) 7.4.0
> reproduce:
> # save the attached .config to linux build tree
> make ARCH=i386
>
> If you fix the issue, kindly add following tag
> Reported-by: kbuild test robot <lkp@xxxxxxxxx>
>
> All errors (new ones prefixed by >>):
>
> arch/x86/kernel/traps.c: In function 'do_error_trap':
> >> arch/x86/kernel/traps.c:264:2: error: implicit declaration of function 'trace_other_vector_entry'; did you mean 'frame_vector_destroy'? [-Werror=implicit-function-declaration]
> trace_other_vector_entry(trapnr);
> ^~~~~~~~~~~~~~~~~~~~~~~~


Also cannot reproduce and the config file seems to be not matching the kernel.

The file has the correct include:

vi +60 arch/x86/kernel/traps.c

...
60 #include <asm/trace/irq_vectors.h>


-Andi