WARNING: line length of 81 exceeds 80 columns
#69: FILE: lib/ref_tracker.c:53:
+	xa_set_mark(&debugfs_symlinks, (unsigned long)dir, REF_TRACKER_DIR_DEAD);

WARNING: line length of 96 exceeds 80 columns
#77: FILE: lib/ref_tracker.c:451:
+void __ostream_printf ref_tracker_dir_symlink(struct ref_tracker_dir *dir, const char *fmt, ...)

WARNING: line length of 92 exceeds 80 columns
#123: FILE: lib/ref_tracker.c:498:
+		xa_for_each_marked(&debugfs_symlinks, index, dentry, REF_TRACKER_DIR_DEAD) {

total: 0 errors, 3 warnings, 0 checks, 105 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

Commit 0fc6f28a8fef ("ref_tracker: add a way to create a symlink to the ref_tracker_dir debugfs file") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.
total: 0 errors, 3 warnings, 0 checks, 105 lines checked