========== kdoc - FAILED Warnings before patch: files: ['include/linux/ftrace.h', 'kernel/trace/ftrace.c'] Warning: include/linux/ftrace.h:154 cannot understand function prototype: 'struct ftrace_regs' Warning: include/linux/ftrace.h:926 No description found for return value of 'ftrace_make_nop' Warning: include/linux/ftrace.h:968 No description found for return value of 'ftrace_init_nop' Warning: include/linux/ftrace.h:993 No description found for return value of 'ftrace_make_call' Warning: include/linux/ftrace.h:1023 No description found for return value of 'ftrace_modify_call' Warning: include/linux/ftrace.h:1303 function parameter 'kill_ftrace_graph' not described in 'DECLARE_STATIC_KEY_FALSE' Warning: include/linux/ftrace.h:1303 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:6397 No description found for return value of 'ftrace_set_filter_ip' Warning: kernel/trace/ftrace.c:6420 No description found for return value of 'ftrace_set_filter_ips' Warning: kernel/trace/ftrace.c:6497 No description found for return value of 'ftrace_set_filter' Warning: kernel/trace/ftrace.c:6520 No description found for return value of 'ftrace_set_notrace' Warning: kernel/trace/ftrace.c:8903 No description found for return value of 'register_ftrace_function' Warning: kernel/trace/ftrace.c:8926 No description found for return value of 'unregister_ftrace_function' Warning: include/linux/ftrace.h:926 No description found for return value of 'ftrace_make_nop' Warning: include/linux/ftrace.h:968 No description found for return value of 'ftrace_init_nop' Warning: include/linux/ftrace.h:993 No description found for return value of 'ftrace_make_call' Warning: include/linux/ftrace.h:1023 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:6397 No description found for return value of 'ftrace_set_filter_ip' Warning: kernel/trace/ftrace.c:6420 No description found for return value of 'ftrace_set_filter_ips' Warning: kernel/trace/ftrace.c:6497 No description found for return value of 'ftrace_set_filter' Warning: kernel/trace/ftrace.c:6520 No description found for return value of 'ftrace_set_notrace' Warning: kernel/trace/ftrace.c:8903 No description found for return value of 'register_ftrace_function' Warning: kernel/trace/ftrace.c:8926 No description found for return value of 'unregister_ftrace_function' Current warnings: files: ['include/linux/ftrace.h', 'kernel/trace/ftrace.c'] Warning: include/linux/ftrace.h:154 cannot understand function prototype: 'struct ftrace_regs' Warning: include/linux/ftrace.h:932 No description found for return value of 'ftrace_make_nop' Warning: include/linux/ftrace.h:974 No description found for return value of 'ftrace_init_nop' Warning: include/linux/ftrace.h:999 No description found for return value of 'ftrace_make_call' Warning: include/linux/ftrace.h:1029 No description found for return value of 'ftrace_modify_call' Warning: include/linux/ftrace.h:1309 function parameter 'kill_ftrace_graph' not described in 'DECLARE_STATIC_KEY_FALSE' Warning: include/linux/ftrace.h:1309 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:6509 No description found for return value of 'ftrace_set_filter_ip' Warning: kernel/trace/ftrace.c:6532 No description found for return value of 'ftrace_set_filter_ips' Warning: kernel/trace/ftrace.c:6609 No description found for return value of 'ftrace_set_filter' Warning: kernel/trace/ftrace.c:6632 No description found for return value of 'ftrace_set_notrace' Warning: kernel/trace/ftrace.c:9015 No description found for return value of 'register_ftrace_function' Warning: kernel/trace/ftrace.c:9038 No description found for return value of 'unregister_ftrace_function' Warning: include/linux/ftrace.h:932 No description found for return value of 'ftrace_make_nop' Warning: include/linux/ftrace.h:974 No description found for return value of 'ftrace_init_nop' Warning: include/linux/ftrace.h:999 No description found for return value of 'ftrace_make_call' Warning: include/linux/ftrace.h:1029 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:6509 No description found for return value of 'ftrace_set_filter_ip' Warning: kernel/trace/ftrace.c:6532 No description found for return value of 'ftrace_set_filter_ips' Warning: kernel/trace/ftrace.c:6609 No description found for return value of 'ftrace_set_filter' Warning: kernel/trace/ftrace.c:6632 No description found for return value of 'ftrace_set_notrace' Warning: kernel/trace/ftrace.c:9015 No description found for return value of 'register_ftrace_function' Warning: kernel/trace/ftrace.c:9038 No description found for return value of 'unregister_ftrace_function' Warnings before: 35 after: 37 (add: 2) New warnings added: Warning: kernel/trace/ftrace.c:6387 No description found for return value of 'hash_sub' Warning: kernel/trace/ftrace.c:6387 No description found for return value of 'hash_sub' Per-file breakdown: 2 kernel/trace/ftrace.c