Re: [PATCH] ntfs3: Fix WARNING in ntfs_extend_initialized_size
From: kernel test robot
Date: Thu Oct 10 2024 - 05:58:15 EST
Hi Edward,
kernel test robot noticed the following build errors:
[auto build test ERROR on brauner-vfs/vfs.all]
[also build test ERROR on linus/master v6.12-rc2 next-20241010]
[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/Edward-Adam-Davis/ntfs3-Fix-WARNING-in-ntfs_extend_initialized_size/20241007-191224
base: https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git vfs.all
patch link: https://lore.kernel.org/r/tencent_EE134FDF8DFFA5E18D84121FDDE5DDB41907%40qq.com
patch subject: [PATCH] ntfs3: Fix WARNING in ntfs_extend_initialized_size
config: i386-buildonly-randconfig-001-20241010 (https://download.01.org/0day-ci/archive/20241010/202410101748.6VtnyCOG-lkp@xxxxxxxxx/config)
compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241010/202410101748.6VtnyCOG-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202410101748.6VtnyCOG-lkp@xxxxxxxxx/
All errors (new ones prefixed by >>):
>> fs/ntfs3/file.c:402:15: error: no member named 'valid' in 'struct ntfs_inode'
402 | WARN_ON(ni->valid >= pos);
| ~~ ^
include/asm-generic/bug.h:123:25: note: expanded from macro 'WARN_ON'
123 | int __ret_warn_on = !!(condition); \
| ^~~~~~~~~
1 error generated.
vim +402 fs/ntfs3/file.c
379
380 static int ntfs_extend(struct inode *inode, loff_t pos, size_t count,
381 struct file *file)
382 {
383 struct ntfs_inode *ni = ntfs_i(inode);
384 struct address_space *mapping = inode->i_mapping;
385 loff_t end = pos + count;
386 bool extend_init = file && pos > ni->i_valid;
387 int err;
388
389 if (end <= inode->i_size && !extend_init)
390 return 0;
391
392 /* Mark rw ntfs as dirty. It will be cleared at umount. */
393 ntfs_set_state(ni->mi.sbi, NTFS_DIRTY_DIRTY);
394
395 if (end > inode->i_size) {
396 err = ntfs_set_size(inode, end);
397 if (err)
398 goto out;
399 }
400
401 if (extend_init && !is_compressed(ni)) {
> 402 WARN_ON(ni->valid >= pos);
403 err = ntfs_extend_initialized_size(file, ni, ni->i_valid, pos);
404 if (err)
405 goto out;
406 } else {
407 err = 0;
408 }
409
410 inode_set_mtime_to_ts(inode, inode_set_ctime_current(inode));
411 mark_inode_dirty(inode);
412
413 if (IS_SYNC(inode)) {
414 int err2;
415
416 err = filemap_fdatawrite_range(mapping, pos, end - 1);
417 err2 = sync_mapping_buffers(mapping);
418 if (!err)
419 err = err2;
420 err2 = write_inode_now(inode, 1);
421 if (!err)
422 err = err2;
423 if (!err)
424 err = filemap_fdatawait_range(mapping, pos, end - 1);
425 }
426
427 out:
428 return err;
429 }
430
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