Warnings before patch:
files: ['include/linux/ftrace.h', 'kernel/bpf/trampoline.c', 'kernel/trace/ftrace.c']
Warning: include/linux/ftrace.h:154 cannot understand function prototype: 'struct ftrace_regs'
Warning: include/linux/ftrace.h:938 No description found for return value of 'ftrace_make_nop'
Warning: include/linux/ftrace.h:980 No description found for return value of 'ftrace_init_nop'
Warning: include/linux/ftrace.h:1005 No description found for return value of 'ftrace_make_call'
Warning: include/linux/ftrace.h:1035 No description found for return value of 'ftrace_modify_call'
Warning: include/linux/ftrace.h:1315 function parameter 'kill_ftrace_graph' not described in 'DECLARE_STATIC_KEY_FALSE'
Warning: include/linux/ftrace.h:1315 expecting prototype for ftrace_graph_is_dead(). Prototype was for DECLARE_STATIC_KEY_FALSE() instead
Warning: kernel/trace/ftrace.c:1478 No description found for return value of 'ftrace_hash_move'
Warning: kernel/trace/ftrace.c:2408 No description found for return value of 'ftrace_update_record'
Warning: kernel/trace/ftrace.c:2422 No description found for return value of 'ftrace_test_record'
Warning: kernel/trace/ftrace.c:3510 No description found for return value of 'ftrace_startup_subops'
Warning: kernel/trace/ftrace.c:3648 No description found for return value of 'ftrace_shutdown_subops'
Warning: kernel/trace/ftrace.c:6265 No description found for return value of 'hash_add'
Warning: kernel/trace/ftrace.c:6387 No description found for return value of 'hash_sub'
Warning: kernel/trace/ftrace.c:6581 No description found for return value of 'ftrace_set_filter_ip'
Warning: kernel/trace/ftrace.c:6604 No description found for return value of 'ftrace_set_filter_ips'
Warning: kernel/trace/ftrace.c:6681 No description found for return value of 'ftrace_set_filter'
Warning: kernel/trace/ftrace.c:6704 No description found for return value of 'ftrace_set_notrace'
Warning: kernel/trace/ftrace.c:9087 No description found for return value of 'register_ftrace_function'
Warning: kernel/trace/ftrace.c:9110 No description found for return value of 'unregister_ftrace_function'
Warning: include/linux/ftrace.h:938 No description found for return value of 'ftrace_make_nop'
Warning: include/linux/ftrace.h:980 No description found for return value of 'ftrace_init_nop'
Warning: include/linux/ftrace.h:1005 No description found for return value of 'ftrace_make_call'
Warning: include/linux/ftrace.h:1035 No description found for return value of 'ftrace_modify_call'
Warning: kernel/trace/ftrace.c:1478 No description found for return value of 'ftrace_hash_move'
Warning: kernel/trace/ftrace.c:2408 No description found for return value of 'ftrace_update_record'
Warning: kernel/trace/ftrace.c:2422 No description found for return value of 'ftrace_test_record'
Warning: kernel/trace/ftrace.c:3510 No description found for return value of 'ftrace_startup_subops'
Warning: kernel/trace/ftrace.c:3648 No description found for return value of 'ftrace_shutdown_subops'
Warning: kernel/trace/ftrace.c:6265 No description found for return value of 'hash_add'
Warning: kernel/trace/ftrace.c:6387 No description found for return value of 'hash_sub'
Warning: kernel/trace/ftrace.c:6581 No description found for return value of 'ftrace_set_filter_ip'
Warning: kernel/trace/ftrace.c:6604 No description found for return value of 'ftrace_set_filter_ips'
Warning: kernel/trace/ftrace.c:6681 No description found for return value of 'ftrace_set_filter'
Warning: kernel/trace/ftrace.c:6704 No description found for return value of 'ftrace_set_notrace'
Warning: kernel/trace/ftrace.c:9087 No description found for return value of 'register_ftrace_function'
Warning: kernel/trace/ftrace.c:9110 No description found for return value of 'unregister_ftrace_function'

Current warnings:
files: ['include/linux/ftrace.h', 'kernel/bpf/trampoline.c', 'kernel/trace/ftrace.c']
Warning: include/linux/ftrace.h:154 cannot understand function prototype: 'struct ftrace_regs'
Warning: include/linux/ftrace.h:938 No description found for return value of 'ftrace_make_nop'
Warning: include/linux/ftrace.h:980 No description found for return value of 'ftrace_init_nop'
Warning: include/linux/ftrace.h:1005 No description found for return value of 'ftrace_make_call'
Warning: include/linux/ftrace.h:1035 No description found for return value of 'ftrace_modify_call'
Warning: include/linux/ftrace.h:1315 function parameter 'kill_ftrace_graph' not described in 'DECLARE_STATIC_KEY_FALSE'
Warning: include/linux/ftrace.h:1315 expecting prototype for ftrace_graph_is_dead(). Prototype was for DECLARE_STATIC_KEY_FALSE() instead
Warning: kernel/trace/ftrace.c:1478 No description found for return value of 'ftrace_hash_move'
Warning: kernel/trace/ftrace.c:2408 No description found for return value of 'ftrace_update_record'
Warning: kernel/trace/ftrace.c:2422 No description found for return value of 'ftrace_test_record'
Warning: kernel/trace/ftrace.c:3510 No description found for return value of 'ftrace_startup_subops'
Warning: kernel/trace/ftrace.c:3648 No description found for return value of 'ftrace_shutdown_subops'
Warning: kernel/trace/ftrace.c:6265 No description found for return value of 'hash_add'
Warning: kernel/trace/ftrace.c:6387 No description found for return value of 'hash_sub'
Warning: kernel/trace/ftrace.c:6581 No description found for return value of 'ftrace_set_filter_ip'
Warning: kernel/trace/ftrace.c:6604 No description found for return value of 'ftrace_set_filter_ips'
Warning: kernel/trace/ftrace.c:6681 No description found for return value of 'ftrace_set_filter'
Warning: kernel/trace/ftrace.c:6704 No description found for return value of 'ftrace_set_notrace'
Warning: kernel/trace/ftrace.c:9087 No description found for return value of 'register_ftrace_function'
Warning: kernel/trace/ftrace.c:9110 No description found for return value of 'unregister_ftrace_function'
Warning: include/linux/ftrace.h:938 No description found for return value of 'ftrace_make_nop'
Warning: include/linux/ftrace.h:980 No description found for return value of 'ftrace_init_nop'
Warning: include/linux/ftrace.h:1005 No description found for return value of 'ftrace_make_call'
Warning: include/linux/ftrace.h:1035 No description found for return value of 'ftrace_modify_call'
Warning: kernel/trace/ftrace.c:1478 No description found for return value of 'ftrace_hash_move'
Warning: kernel/trace/ftrace.c:2408 No description found for return value of 'ftrace_update_record'
Warning: kernel/trace/ftrace.c:2422 No description found for return value of 'ftrace_test_record'
Warning: kernel/trace/ftrace.c:3510 No description found for return value of 'ftrace_startup_subops'
Warning: kernel/trace/ftrace.c:3648 No description found for return value of 'ftrace_shutdown_subops'
Warning: kernel/trace/ftrace.c:6265 No description found for return value of 'hash_add'
Warning: kernel/trace/ftrace.c:6387 No description found for return value of 'hash_sub'
Warning: kernel/trace/ftrace.c:6581 No description found for return value of 'ftrace_set_filter_ip'
Warning: kernel/trace/ftrace.c:6604 No description found for return value of 'ftrace_set_filter_ips'
Warning: kernel/trace/ftrace.c:6681 No description found for return value of 'ftrace_set_filter'
Warning: kernel/trace/ftrace.c:6704 No description found for return value of 'ftrace_set_notrace'
Warning: kernel/trace/ftrace.c:9087 No description found for return value of 'register_ftrace_function'
Warning: kernel/trace/ftrace.c:9110 No description found for return value of 'unregister_ftrace_function'

Warnings before: 37 after: 37