WARNING: line length of 83 exceeds 80 columns
#41: FILE: lib/ref_tracker.c:98:
+static void __ostream_printf pr_ostream_seq(struct ostream *stream, char *fmt, ...)

WARNING: line length of 87 exceeds 80 columns
#57: FILE: lib/ref_tracker.c:316:
+static int ref_tracker_dir_seq_print(struct ref_tracker_dir *dir, struct seq_file *seq)

total: 0 errors, 2 warnings, 0 checks, 49 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 5d3c708fa1c6 ("ref_tracker: allow pr_ostream() to print directly to a seq_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, 2 warnings, 0 checks, 49 lines checked