WARNING: line length of 83 exceeds 80 columns
#524: FILE: tools/net/ynl/ynltool/page-pool.c:234:
+			jsonw_uint_field(json_wtr, "detach_time", pp->detach_time);

WARNING: line length of 84 exceeds 80 columns
#592: FILE: tools/net/ynl/ynltool/page-pool.c:302:
+				   struct netdev_page_pool_stats_get_list *pp_stats)

WARNING: __always_unused or __maybe_unused is preferred over __attribute__((__unused__))
#716: FILE: tools/net/ynl/ynltool/page-pool.c:426:
+static int do_help(int argc __attribute__((unused)),

WARNING: __always_unused or __maybe_unused is preferred over __attribute__((__unused__))
#717: FILE: tools/net/ynl/ynltool/page-pool.c:427:
+		   char **argv __attribute__((unused)))

total: 0 errors, 4 warnings, 0 checks, 516 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 922141c42f2c ("tools: ynltool: add page-pool stats") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE FILE_PATH_CHANGES 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, 4 warnings, 0 checks, 516 lines checked