kernel/trace/ftrace.c:1477: warning: No description found for return value of 'ftrace_hash_move'
kernel/trace/ftrace.c:2394: warning: No description found for return value of 'ftrace_update_record'
kernel/trace/ftrace.c:2408: warning: No description found for return value of 'ftrace_test_record'
kernel/trace/ftrace.c:3496: warning: No description found for return value of 'ftrace_startup_subops'
kernel/trace/ftrace.c:3634: warning: No description found for return value of 'ftrace_shutdown_subops'
kernel/trace/ftrace.c:6190: warning: No description found for return value of 'ftrace_set_filter_ip'
kernel/trace/ftrace.c:6213: warning: No description found for return value of 'ftrace_set_filter_ips'
kernel/trace/ftrace.c:6290: warning: No description found for return value of 'ftrace_set_filter'
kernel/trace/ftrace.c:6313: warning: No description found for return value of 'ftrace_set_notrace'
kernel/trace/ftrace.c:8690: warning: No description found for return value of 'register_ftrace_function'
kernel/trace/ftrace.c:8713: warning: No description found for return value of 'unregister_ftrace_function'
kernel/trace/ftrace.c:1477: warning: No description found for return value of 'ftrace_hash_move'
kernel/trace/ftrace.c:2394: warning: No description found for return value of 'ftrace_update_record'
kernel/trace/ftrace.c:2408: warning: No description found for return value of 'ftrace_test_record'
kernel/trace/ftrace.c:3496: warning: No description found for return value of 'ftrace_startup_subops'
kernel/trace/ftrace.c:3634: warning: No description found for return value of 'ftrace_shutdown_subops'
kernel/trace/ftrace.c:6202: warning: No description found for return value of 'ftrace_set_filter_ip'
kernel/trace/ftrace.c:6225: warning: No description found for return value of 'ftrace_set_filter_ips'
kernel/trace/ftrace.c:6302: warning: No description found for return value of 'ftrace_set_filter'
kernel/trace/ftrace.c:6325: warning: No description found for return value of 'ftrace_set_notrace'
kernel/trace/ftrace.c:8702: warning: No description found for return value of 'register_ftrace_function'
kernel/trace/ftrace.c:8725: warning: No description found for return value of 'unregister_ftrace_function'