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Date:   Sat, 11 Jun 2022 05:22:41 +0800
From:   kernel test robot <lkp@intel.com>
To:     Yosry Ahmed <yosryahmed@google.com>,
        Alexei Starovoitov <ast@kernel.org>,
        Daniel Borkmann <daniel@iogearbox.net>,
        Andrii Nakryiko <andrii@kernel.org>,
        Martin KaFai Lau <kafai@fb.com>,
        Song Liu <songliubraving@fb.com>, Yonghong Song <yhs@fb.com>,
        John Fastabend <john.fastabend@gmail.com>,
        KP Singh <kpsingh@kernel.org>, Hao Luo <haoluo@google.com>,
        Tejun Heo <tj@kernel.org>, Zefan Li <lizefan.x@bytedance.com>,
        Johannes Weiner <hannes@cmpxchg.org>,
        Shuah Khan <skhan@linuxfoundation.org>,
        Michal Hocko <mhocko@kernel.org>
Cc:     kbuild-all@lists.01.org, Roman Gushchin <roman.gushchin@linux.dev>,
        David Rientjes <rientjes@google.com>,
        Stanislav Fomichev <sdf@google.com>,
        Greg Thelen <gthelen@google.com>,
        Shakeel Butt <shakeelb@google.com>,
        linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
        bpf@vger.kernel.org, cgroups@vger.kernel.org,
        Yosry Ahmed <yosryahmed@google.com>
Subject: Re: [PATCH bpf-next v2 6/8] cgroup: bpf: enable bpf programs to
 integrate with rstat
Message-ID: <202206110544.D5cTU0WQ-lkp@intel.com>
References: <20220610194435.2268290-7-yosryahmed@google.com>
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In-Reply-To: <20220610194435.2268290-7-yosryahmed@google.com>
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Hi Yosry,

Thank you for the patch! Yet something to improve:

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

url:    https://github.com/intel-lab-lkp/linux/commits/Yosry-Ahmed/bpf-rstat-cgroup-hierarchical-stats/20220611-034720
base:   https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
config: um-i386_defconfig (https://download.01.org/0day-ci/archive/20220611/202206110544.D5cTU0WQ-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-3) 11.3.0
reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/83f297e2b47dc41b511f071b9eadf38339387b41
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Yosry-Ahmed/bpf-rstat-cgroup-hierarchical-stats/20220611-034720
        git checkout 83f297e2b47dc41b511f071b9eadf38339387b41
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=um SUBARCH=i386 SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

   kernel/cgroup/rstat.c:161:22: warning: no previous prototype for 'bpf_rstat_flush' [-Wmissing-prototypes]
     161 | __weak noinline void bpf_rstat_flush(struct cgroup *cgrp,
         |                      ^~~~~~~~~~~~~~~
>> kernel/cgroup/rstat.c:509:10: error: 'const struct btf_kfunc_id_set' has no member named 'sleepable_set'; did you mean 'release_set'?
     509 |         .sleepable_set  = &bpf_rstat_sleepable_kfunc_ids,
         |          ^~~~~~~~~~~~~
         |          release_set
   kernel/cgroup/rstat.c:509:27: warning: excess elements in struct initializer
     509 |         .sleepable_set  = &bpf_rstat_sleepable_kfunc_ids,
         |                           ^
   kernel/cgroup/rstat.c:509:27: note: (near initialization for 'bpf_rstat_kfunc_set')


vim +509 kernel/cgroup/rstat.c

   505	
   506	static const struct btf_kfunc_id_set bpf_rstat_kfunc_set = {
   507		.owner		= THIS_MODULE,
   508		.check_set	= &bpf_rstat_check_kfunc_ids,
 > 509		.sleepable_set	= &bpf_rstat_sleepable_kfunc_ids,
   510	};
   511	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp