From: kernel test robot <lkp@intel.com>
To: Christoph Hellwig <hch@lst.de>
Cc: oe-kbuild-all@lists.linux.dev,
Christian Brauner <christianvanbrauner@gmail.com>,
Christian Brauner <brauner@kernel.org>, Jan Kara <jack@suse.cz>,
Chaitanya Kulkarni <kch@nvidia.com>, Jens Axboe <axboe@kernel.dk>
Subject: [brauner-github:vfs-6.19.iomap 39/44] fs/overlayfs/file.c:376:17: error: 'IOCB_DIO_CALLER_COMP' undeclared
Date: Sat, 15 Nov 2025 09:23:10 +0800 [thread overview]
Message-ID: <202511150951.b1e7K2Po-lkp@intel.com> (raw)
tree: https://github.com/brauner/linux.git vfs-6.19.iomap
head: d9b964dbfd3e15635eae30da757e91c70f9d4628
commit: 56749ed317e256c6dc3ca83e246fc17479366f83 [39/44] fs, iomap: remove IOCB_DIO_CALLER_COMP
config: arc-randconfig-002-20251115 (https://download.01.org/0day-ci/archive/20251115/202511150951.b1e7K2Po-lkp@intel.com/config)
compiler: arc-linux-gcc (GCC) 11.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251115/202511150951.b1e7K2Po-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/202511150951.b1e7K2Po-lkp@intel.com/
All errors (new ones prefixed by >>):
fs/overlayfs/file.c: In function 'ovl_write_iter':
>> fs/overlayfs/file.c:376:17: error: 'IOCB_DIO_CALLER_COMP' undeclared (first use in this function)
376 | ifl &= ~IOCB_DIO_CALLER_COMP;
| ^~~~~~~~~~~~~~~~~~~~
fs/overlayfs/file.c:376:17: note: each undeclared identifier is reported only once for each function it appears in
vim +/IOCB_DIO_CALLER_COMP +376 fs/overlayfs/file.c
16914e6fc7e174 Miklos Szeredi 2018-07-18 344
2a92e07edc5ede Miklos Szeredi 2018-07-18 345 static ssize_t ovl_write_iter(struct kiocb *iocb, struct iov_iter *iter)
2a92e07edc5ede Miklos Szeredi 2018-07-18 346 {
2a92e07edc5ede Miklos Szeredi 2018-07-18 347 struct file *file = iocb->ki_filp;
2a92e07edc5ede Miklos Szeredi 2018-07-18 348 struct inode *inode = file_inode(file);
d66907b51ba074 Amir Goldstein 2024-11-05 349 struct file *realfile;
2a92e07edc5ede Miklos Szeredi 2018-07-18 350 ssize_t ret;
c86243b090bc25 Vivek Goyal 2020-08-31 351 int ifl = iocb->ki_flags;
a6293b3e285cd0 Amir Goldstein 2023-11-22 352 struct backing_file_ctx ctx = {
a6293b3e285cd0 Amir Goldstein 2023-11-22 353 .cred = ovl_creds(inode->i_sb),
f03b296e8b516d Amir Goldstein 2024-10-14 354 .end_write = ovl_file_end_write,
a6293b3e285cd0 Amir Goldstein 2023-11-22 355 };
2a92e07edc5ede Miklos Szeredi 2018-07-18 356
2a92e07edc5ede Miklos Szeredi 2018-07-18 357 if (!iov_iter_count(iter))
2a92e07edc5ede Miklos Szeredi 2018-07-18 358 return 0;
2a92e07edc5ede Miklos Szeredi 2018-07-18 359
2a92e07edc5ede Miklos Szeredi 2018-07-18 360 inode_lock(inode);
2a92e07edc5ede Miklos Szeredi 2018-07-18 361 /* Update mode */
2878dffc7db0b5 Christian Brauner 2022-04-04 362 ovl_copyattr(inode);
2a92e07edc5ede Miklos Szeredi 2018-07-18 363
d66907b51ba074 Amir Goldstein 2024-11-05 364 realfile = ovl_real_file(file);
d66907b51ba074 Amir Goldstein 2024-11-05 365 ret = PTR_ERR(realfile);
d66907b51ba074 Amir Goldstein 2024-11-05 366 if (IS_ERR(realfile))
2a92e07edc5ede Miklos Szeredi 2018-07-18 367 goto out_unlock;
2a92e07edc5ede Miklos Szeredi 2018-07-18 368
c86243b090bc25 Vivek Goyal 2020-08-31 369 if (!ovl_should_sync(OVL_FS(inode->i_sb)))
c86243b090bc25 Vivek Goyal 2020-08-31 370 ifl &= ~(IOCB_DSYNC | IOCB_SYNC);
c86243b090bc25 Vivek Goyal 2020-08-31 371
2d1b3bbc3dd56f Jens Axboe 2023-09-25 372 /*
2d1b3bbc3dd56f Jens Axboe 2023-09-25 373 * Overlayfs doesn't support deferred completions, don't copy
2d1b3bbc3dd56f Jens Axboe 2023-09-25 374 * this property in case it is set by the issuer.
2d1b3bbc3dd56f Jens Axboe 2023-09-25 375 */
2d1b3bbc3dd56f Jens Axboe 2023-09-25 @376 ifl &= ~IOCB_DIO_CALLER_COMP;
d66907b51ba074 Amir Goldstein 2024-11-05 377 ret = backing_file_write_iter(realfile, iter, iocb, ifl, &ctx);
2a92e07edc5ede Miklos Szeredi 2018-07-18 378
2a92e07edc5ede Miklos Szeredi 2018-07-18 379 out_unlock:
2a92e07edc5ede Miklos Szeredi 2018-07-18 380 inode_unlock(inode);
2a92e07edc5ede Miklos Szeredi 2018-07-18 381
2a92e07edc5ede Miklos Szeredi 2018-07-18 382 return ret;
2a92e07edc5ede Miklos Szeredi 2018-07-18 383 }
2a92e07edc5ede Miklos Szeredi 2018-07-18 384
:::::: The code at line 376 was first introduced by commit
:::::: 2d1b3bbc3dd56fc8364350eb93e5d67a05cb2c23 ovl: disable IOCB_DIO_CALLER_COMP
:::::: TO: Jens Axboe <axboe@kernel.dk>
:::::: CC: Christian Brauner <brauner@kernel.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2025-11-15 1:24 UTC|newest]
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