* [linux-next:master 10011/10236] fs/ubifs/journal.c:369: warning: expecting prototype for wake_up_reservation(). Prototype was for add_or_start_queue() instead
@ 2024-02-26 11:37 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2024-02-26 11:37 UTC (permalink / raw)
To: Zhihao Cheng
Cc: llvm, oe-kbuild-all, Linux Memory Management List,
Richard Weinberger, Zhang Yi
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 8552c902efe7ef670b6961fb8885b67961aeb629
commit: 556c19f563b64dd5463b0030d19c8681f4f7446e [10011/10236] ubifs: Queue up space reservation tasks if retrying many times
config: i386-buildonly-randconfig-001-20240226 (https://download.01.org/0day-ci/archive/20240226/202402261912.yAxZePRG-lkp@intel.com/config)
compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240226/202402261912.yAxZePRG-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202402261912.yAxZePRG-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> fs/ubifs/journal.c:369: warning: expecting prototype for wake_up_reservation(). Prototype was for add_or_start_queue() instead
vim +369 fs/ubifs/journal.c
360
361 /**
362 * wake_up_reservation - add current task in queue or start queuing.
363 * @c: UBIFS file-system description object
364 *
365 * This function starts queuing if queuing is not started, otherwise adds
366 * current task in queue.
367 */
368 static void add_or_start_queue(struct ubifs_info *c)
> 369 {
370 spin_lock(&c->reserve_space_wq.lock);
371 if (atomic_cmpxchg(&c->need_wait_space, 0, 1) == 0) {
372 /* Starts queuing, task can go on directly. */
373 spin_unlock(&c->reserve_space_wq.lock);
374 return;
375 }
376
377 /*
378 * There are at least two tasks have retried more than 32 times
379 * at certain point, first task has started queuing, just queue
380 * the left tasks.
381 */
382 __queue_and_wait(c);
383 }
384
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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