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From: kernel test robot <lkp@intel.com>
To: Florent Revest <revest@chromium.org>, bpf@vger.kernel.org
Cc: kbuild-all@lists.01.org, ast@kernel.org, daniel@iogearbox.net,
	andrii@kernel.org, yhs@fb.com, kpsingh@kernel.org,
	jackmanb@chromium.org, linux-kernel@vger.kernel.org,
	Florent Revest <revest@chromium.org>
Subject: Re: [PATCH bpf-next v3 3/6] bpf: Add a bpf_snprintf helper
Date: Tue, 13 Apr 2021 04:40:15 +0800	[thread overview]
Message-ID: <202104130454.4rfu6BeB-lkp@intel.com> (raw)
In-Reply-To: <20210412153754.235500-4-revest@chromium.org>

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Hi Florent,

I love your patch! Yet something to improve:

[auto build test ERROR on bpf-next/master]

url:    https://github.com/0day-ci/linux/commits/Florent-Revest/Add-a-snprintf-eBPF-helper/20210412-233921
base:   https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
config: mips-decstation_r4k_defconfig (attached as .config)
compiler: mipsel-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/0day-ci/linux/commit/168301dda58989eca274d5f5c926675540010e13
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Florent-Revest/Add-a-snprintf-eBPF-helper/20210412-233921
        git checkout 168301dda58989eca274d5f5c926675540010e13
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   mipsel-linux-ld: kernel/bpf/verifier.o: in function `check_helper_call.isra.0':
   verifier.c:(.text+0x13bac): undefined reference to `bpf_printf_prepare'
   mipsel-linux-ld: kernel/bpf/helpers.o: in function `bpf_base_func_proto':
   helpers.c:(.text+0x9c8): undefined reference to `bpf_snprintf_proto'
>> mipsel-linux-ld: helpers.c:(.text+0x9d0): undefined reference to `bpf_snprintf_proto'

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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  parent reply	other threads:[~2021-04-12 20:40 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-12 15:37 [PATCH bpf-next v3 0/6] Add a snprintf eBPF helper Florent Revest
2021-04-12 15:37 ` [PATCH bpf-next v3 1/6] bpf: Factorize bpf_trace_printk and bpf_seq_printf Florent Revest
2021-04-13 23:01   ` Andrii Nakryiko
2021-04-14  9:56     ` Florent Revest
2021-04-14 10:56       ` Florent Revest
2021-04-12 15:37 ` [PATCH bpf-next v3 2/6] bpf: Add a ARG_PTR_TO_CONST_STR argument type Florent Revest
2021-04-13 23:03   ` Andrii Nakryiko
2021-04-12 15:37 ` [PATCH bpf-next v3 3/6] bpf: Add a bpf_snprintf helper Florent Revest
2021-04-12 19:11   ` kernel test robot
2021-04-12 20:32   ` kernel test robot
2021-04-14 13:32     ` Florent Revest
2021-04-12 20:40   ` kernel test robot [this message]
2021-04-13 23:16   ` Andrii Nakryiko
2021-04-14  9:46     ` Florent Revest
2021-04-14 22:57       ` Andrii Nakryiko
2021-04-15  9:34         ` Florent Revest
2021-04-14 18:02     ` Geert Uytterhoeven
2021-04-14 18:30       ` Florent Revest
2021-04-14 22:58         ` Andrii Nakryiko
2021-04-15  7:18           ` Geert Uytterhoeven
2021-04-12 15:37 ` [PATCH bpf-next v3 4/6] libbpf: Initialize the bpf_seq_printf parameters array field by field Florent Revest
2021-04-13 23:18   ` Andrii Nakryiko
2021-04-12 15:37 ` [PATCH bpf-next v3 5/6] libbpf: Introduce a BPF_SNPRINTF helper macro Florent Revest
2021-04-13 23:18   ` Andrii Nakryiko
2021-04-12 15:37 ` [PATCH bpf-next v3 6/6] selftests/bpf: Add a series of tests for bpf_snprintf Florent Revest
2021-04-13 23:21   ` Andrii Nakryiko
2021-04-14  9:21     ` Florent Revest
2021-04-14 22:16       ` Andrii Nakryiko
2021-04-15  9:38         ` Florent Revest

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