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Tue, 17 Mar 2026 06:04:29 -0700 (PDT) MIME-Version: 1.0 References: <20260317025049.494931-6-pasha.tatashin@soleen.com> <202603171111.YBKWkKnp-lkp@intel.com> In-Reply-To: <202603171111.YBKWkKnp-lkp@intel.com> From: Pasha Tatashin Date: Tue, 17 Mar 2026 09:03:52 -0400 X-Gm-Features: AaiRm53BOiJuI_VHcpORXajPgafrQwkAny2SxrdtOShKer-_ZbanQn5yTzxfajY Message-ID: Subject: Re: [PATCH 5/6] liveupdate: Make unregister functions return void To: kernel test robot Cc: rppt@kernel.org, pratyush@kernel.org, linux-kernel@vger.kernel.org, dmatlack@google.com, akpm@linux-foundation.org, linux-mm@kvack.org, llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspam-User: X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: C881A100003 X-Stat-Signature: y4kbdghonz9snuyino6xudxaa888cjjm X-HE-Tag: 1773752671-106435 X-HE-Meta: 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 jxhF+RTr 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 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Tue, Mar 17, 2026 at 6:11=E2=80=AFAM kernel test robot w= rote: > > Hi Pasha, > > kernel test robot noticed the following build warnings: > > [auto build test WARNING on akpm-mm/mm-nonmm-unstable] > [also build test WARNING on akpm-mm/mm-everything linus/master v7.0-rc4 n= ext-20260316] > [If your patch is applied to the wrong git tree, kindly drop us a note. > And when submitting patch, we suggest to use '--base' as documented in > https://git-scm.com/docs/git-format-patch#_base_tree_information] > > url: https://github.com/intel-lab-lkp/linux/commits/Pasha-Tatashin/liv= eupdate-Protect-file-handler-list-with-rwsem/20260317-105522 > base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-no= nmm-unstable > patch link: https://lore.kernel.org/r/20260317025049.494931-6-pasha.ta= tashin%40soleen.com > patch subject: [PATCH 5/6] liveupdate: Make unregister functions return v= oid > config: x86_64-kexec (https://download.01.org/0day-ci/archive/20260317/20= 2603171111.YBKWkKnp-lkp@intel.com/config) > compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0= 227cb60147a26a1eeb4fb06e3b505e9c7261) > reproduce (this is a W=3D1 build): (https://download.01.org/0day-ci/archi= ve/20260317/202603171111.YBKWkKnp-lkp@intel.com/reproduce) > > If you fix the issue in a separate patch/commit (i.e. not just a new vers= ion of > the same patch/commit), kindly add following tags > | Reported-by: kernel test robot > | Closes: https://lore.kernel.org/oe-kbuild-all/202603171111.YBKWkKnp-lkp= @intel.com/ > > All warnings (new ones prefixed by >>): > > In file included from kernel/kexec_core.c:18: > >> include/linux/liveupdate.h:274:2: warning: void function 'liveupdate_u= nregister_flb' should not return a value [-Wreturn-mismatch] > 274 | return -EOPNOTSUPP; > | ^ ~~~~~~~~~~~ > 1 warning generated. Ah, forgot to update these. Will send v2 soon. Pasha > > > vim +/liveupdate_unregister_flb +274 include/linux/liveupdate.h > > cab056f2aae725 Pasha Tatashin 2025-12-18 270 > e62bd1ab0687a1 Pasha Tatashin 2026-03-16 271 static inline void liveupd= ate_unregister_flb(struct liveupdate_file_handler *fh, > cab056f2aae725 Pasha Tatashin 2025-12-18 272 = struct liveupdate_flb *flb) > cab056f2aae725 Pasha Tatashin 2025-12-18 273 { > cab056f2aae725 Pasha Tatashin 2025-12-18 @274 return -EOPNOTSUPP; > cab056f2aae725 Pasha Tatashin 2025-12-18 275 } > cab056f2aae725 Pasha Tatashin 2025-12-18 276 > > -- > 0-DAY CI Kernel Test Service > https://github.com/intel/lkp-tests/wiki