Warnings before patch:
files: ['include/linux/vmstat.h', 'kernel/sched/isolation.c', 'kernel/sched/sched.h', 'mm/vmstat.c']
Warning: kernel/sched/sched.h:2047 No description found for return value of 'highest_flag_domain'
Warning: kernel/sched/sched.h:2047 No description found for return value of 'highest_flag_domain'

Current warnings:
files: ['include/linux/vmstat.h', 'kernel/sched/isolation.c', 'kernel/sched/sched.h', 'mm/vmstat.c']
Warning: kernel/sched/sched.h:2048 No description found for return value of 'highest_flag_domain'
Warning: kernel/sched/sched.h:2048 No description found for return value of 'highest_flag_domain'

Warnings before: 2 after: 2