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X-CSE-ConnectionGUID: 5NlLs6QRQ3isMtCwbI5dWw== X-CSE-MsgGUID: HUuREDw7Qd6dWWb0k6tE0Q== X-IronPort-AV: E=McAfee;i="6800,10657,11834"; a="94860542" X-IronPort-AV: E=Sophos;i="6.25,143,1779174000"; d="scan'208";a="94860542" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by orvoesa105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Jul 2026 20:19:12 -0700 X-CSE-ConnectionGUID: 4tywjbTWTTKBLZVvnEZ/PA== X-CSE-MsgGUID: ffdvy13jSGyO7gaN9ExYMQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,143,1779174000"; d="scan'208";a="277050682" Received: from lkp-server02.sh.intel.com (HELO ea128546eb3d) ([10.239.97.151]) by fmviesa001.fm.intel.com with ESMTP; 01 Jul 2026 20:19:11 -0700 Received: from kbuild by ea128546eb3d with local (Exim 4.98.2) (envelope-from ) id 1wf7xE-000000009w1-1zui; Thu, 02 Jul 2026 03:19:08 +0000 Date: Thu, 02 Jul 2026 11:18:18 +0800 From: kernel test robot To: cros-kernel-buildreports@googlegroups.com Cc: oe-kbuild-all@lists.linux.dev Subject: [android-common:android16-6.12 0/1] fs/fs-writeback.c:138:6: warning: no previous prototype for 'wb_wakeup' Message-ID: <202607021123.hgAEHA4i-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: Hi Bo, FYI, the error/warning still remains. tree: https://android.googlesource.com/kernel/common android16-6.12 head: 030ed2af4ba8ba50d5f3cbbc704bc93df568d84e commit: 55cf94258af72fd493779ab2b7a4278d5c8d1d21 [0/1] ANDROID: writeback: export symbols to do a hierarchical writeback control config: x86_64-randconfig-006-20260702 (https://download.01.org/0day-ci/archive/20260702/202607021123.hgAEHA4i-lkp@intel.com/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260702/202607021123.hgAEHA4i-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/202607021123.hgAEHA4i-lkp@intel.com/ All warnings (new ones prefixed by >>): >> fs/fs-writeback.c:138:6: warning: no previous prototype for 'wb_wakeup' [-Wmissing-prototypes] 138 | void wb_wakeup(struct bdi_writeback *wb) | ^~~~~~~~~ >> fs/fs-writeback.c:1349:6: warning: no previous prototype for 'redirty_tail_locked' [-Wmissing-prototypes] 1349 | void redirty_tail_locked(struct inode *inode, struct bdi_writeback *wb) | ^~~~~~~~~~~~~~~~~~~ vim +/wb_wakeup +138 fs/fs-writeback.c 137 > 138 void wb_wakeup(struct bdi_writeback *wb) 139 { 140 spin_lock_irq(&wb->work_lock); 141 if (test_bit(WB_registered, &wb->state)) 142 mod_delayed_work(bdi_wq, &wb->dwork, 0); 143 spin_unlock_irq(&wb->work_lock); 144 } 145 EXPORT_SYMBOL_GPL(wb_wakeup); 146 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki