CHECK: extern prototypes should be avoided in .h files
#50: FILE: include/linux/context_tracking.h:20:
+extern void ct_cpu_untrack_user(int cpu);

CHECK: extern prototypes should be avoided in .h files
#62: FILE: include/linux/tick.h:277:
+extern void tick_nohz_full_update_cpus(struct cpumask *cpumask);

total: 0 errors, 0 warnings, 2 checks, 119 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 739e02494be6 ("tick/nohz: Allow runtime changes in full dynticks CPUs") 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, 0 warnings, 2 checks, 119 lines checked