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[2001:1ae9:1c2:4c00:726e:c10f:8833:ff22]) by smtp.gmail.com with ESMTPSA id r9-20020a1709060d4900b0099d804da2e9sm6075563ejh.225.2023.10.30.06.59.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 30 Oct 2023 06:59:06 -0700 (PDT) From: Jiri Olsa X-Google-Original-From: Jiri Olsa Date: Mon, 30 Oct 2023 14:59:04 +0100 To: Yafang Shao , Dave Marchevsky Cc: kernel test robot , ast@kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, andrii@kernel.org, martin.lau@linux.dev, song@kernel.org, yonghong.song@linux.dev, kpsingh@kernel.org, sdf@google.com, haoluo@google.com, tj@kernel.org, lizefan.x@bytedance.com, hannes@cmpxchg.org, yosryahmed@google.com, mkoutny@suse.com, sinquersw@gmail.com, longman@redhat.com, oe-kbuild-all@lists.linux.dev, cgroups@vger.kernel.org, bpf@vger.kernel.org, oliver.sang@intel.com Subject: Re: [PATCH v3 bpf-next 06/11] bpf: Add a new kfunc for cgroup1 hierarchy Message-ID: References: <20231029061438.4215-7-laoar.shao@gmail.com> <202310301605.CGFI0aSW-lkp@intel.com> Precedence: bulk X-Mailing-List: cgroups@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: On Mon, Oct 30, 2023 at 07:35:25PM +0800, Yafang Shao wrote: > On Mon, Oct 30, 2023 at 5:01 PM kernel test robot wrote: > > > > Hi Yafang, > > > > kernel test robot noticed the following build warnings: > > > > [auto build test WARNING on bpf-next/master] > > > > url: https://github.com/intel-lab-lkp/linux/commits/Yafang-Shao/cgroup-Remove-unnecessary-list_empty/20231029-143457 > > base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master > > patch link: https://lore.kernel.org/r/20231029061438.4215-7-laoar.shao%40gmail.com > > patch subject: [PATCH v3 bpf-next 06/11] bpf: Add a new kfunc for cgroup1 hierarchy > > config: i386-randconfig-013-20231030 (https://download.01.org/0day-ci/archive/20231030/202310301605.CGFI0aSW-lkp@intel.com/config) > > compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0 > > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231030/202310301605.CGFI0aSW-lkp@intel.com/reproduce) > > > > If you fix the issue in a separate patch/commit (i.e. not just a new version of > > the same patch/commit), kindly add following tags > > | Reported-by: kernel test robot > > | Closes: https://lore.kernel.org/oe-kbuild-all/202310301605.CGFI0aSW-lkp@intel.com/ > > > > All warnings (new ones prefixed by >>): > > > > kernel/bpf/helpers.c:1893:19: warning: no previous declaration for 'bpf_obj_new_impl' [-Wmissing-declarations] > > -Wmissing-declarations is a known issue and somebody is working on it, right? there's this post [1] from Dave, but seems it never landed jirka [1] https://lore.kernel.org/bpf/20230816150634.1162838-1-void@manifault.com/