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Message-ID: <202412281640.5vqbPehh-lkp@intel.com>
Date: Sat, 28 Dec 2024 16:41:26 +0800
From: kernel test robot <lkp@...el.com>
To: Tetsuo Handa <penguin-kernel@...ove.sakura.ne.jp>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
linux-kernel@...r.kernel.org,
"Fabio M. De Francesco" <fmdefrancesco@...il.com>
Subject: drivers/tty/n_hdlc.c:145: warning: Function parameter or struct
member 'write_work' not described in 'n_hdlc'
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: fd0584d220fe285dc45be43eede55df89ad6a3d9
commit: 1ee33b1ca2b8dabfcc17198ffd049a6b55674a86 tty: n_hdlc: make n_hdlc_tty_wakeup() asynchronous
date: 3 years ago
config: hexagon-allmodconfig (https://download.01.org/0day-ci/archive/20241228/202412281640.5vqbPehh-lkp@intel.com/config)
compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 9daf10ff8f29ba3a88a105aaa9d2379c21b77d35)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241228/202412281640.5vqbPehh-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 <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202412281640.5vqbPehh-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> drivers/tty/n_hdlc.c:145: warning: Function parameter or struct member 'write_work' not described in 'n_hdlc'
>> drivers/tty/n_hdlc.c:145: warning: Function parameter or struct member 'tty_for_write_work' not described in 'n_hdlc'
vim +145 drivers/tty/n_hdlc.c
^1da177e4c3f41 drivers/char/n_hdlc.c Linus Torvalds 2005-04-16 124
^1da177e4c3f41 drivers/char/n_hdlc.c Linus Torvalds 2005-04-16 125 /**
^1da177e4c3f41 drivers/char/n_hdlc.c Linus Torvalds 2005-04-16 126 * struct n_hdlc - per device instance data structure
724ac070ffc7a1 drivers/tty/n_hdlc.c Jiri Slaby 2020-08-18 127 * @magic: magic value for structure
724ac070ffc7a1 drivers/tty/n_hdlc.c Jiri Slaby 2020-08-18 128 * @tbusy: reentrancy flag for tx wakeup code
724ac070ffc7a1 drivers/tty/n_hdlc.c Jiri Slaby 2020-08-18 129 * @woke_up: tx wakeup needs to be run again as it was called while @tbusy
724ac070ffc7a1 drivers/tty/n_hdlc.c Jiri Slaby 2020-08-18 130 * @tx_buf_list: list of pending transmit frame buffers
724ac070ffc7a1 drivers/tty/n_hdlc.c Jiri Slaby 2020-08-18 131 * @rx_buf_list: list of received frame buffers
724ac070ffc7a1 drivers/tty/n_hdlc.c Jiri Slaby 2020-08-18 132 * @tx_free_buf_list: list unused transmit frame buffers
724ac070ffc7a1 drivers/tty/n_hdlc.c Jiri Slaby 2020-08-18 133 * @rx_free_buf_list: list unused received frame buffers
^1da177e4c3f41 drivers/char/n_hdlc.c Linus Torvalds 2005-04-16 134 */
^1da177e4c3f41 drivers/char/n_hdlc.c Linus Torvalds 2005-04-16 135 struct n_hdlc {
^1da177e4c3f41 drivers/char/n_hdlc.c Linus Torvalds 2005-04-16 136 int magic;
0f238298144250 drivers/tty/n_hdlc.c Jiri Slaby 2020-02-19 137 bool tbusy;
0f238298144250 drivers/tty/n_hdlc.c Jiri Slaby 2020-02-19 138 bool woke_up;
^1da177e4c3f41 drivers/char/n_hdlc.c Linus Torvalds 2005-04-16 139 struct n_hdlc_buf_list tx_buf_list;
^1da177e4c3f41 drivers/char/n_hdlc.c Linus Torvalds 2005-04-16 140 struct n_hdlc_buf_list rx_buf_list;
^1da177e4c3f41 drivers/char/n_hdlc.c Linus Torvalds 2005-04-16 141 struct n_hdlc_buf_list tx_free_buf_list;
^1da177e4c3f41 drivers/char/n_hdlc.c Linus Torvalds 2005-04-16 142 struct n_hdlc_buf_list rx_free_buf_list;
1ee33b1ca2b8da drivers/tty/n_hdlc.c Tetsuo Handa 2021-12-15 143 struct work_struct write_work;
1ee33b1ca2b8da drivers/tty/n_hdlc.c Tetsuo Handa 2021-12-15 144 struct tty_struct *tty_for_write_work;
^1da177e4c3f41 drivers/char/n_hdlc.c Linus Torvalds 2005-04-16 @145 };
^1da177e4c3f41 drivers/char/n_hdlc.c Linus Torvalds 2005-04-16 146
:::::: The code at line 145 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2
:::::: TO: Linus Torvalds <torvalds@...970.osdl.org>
:::::: CC: Linus Torvalds <torvalds@...970.osdl.org>
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