include/linux/ftrace.h:149: warning: cannot understand function prototype: 'struct ftrace_regs '
include/linux/ftrace.h:780: warning: No description found for return value of 'ftrace_make_nop'
include/linux/ftrace.h:822: warning: No description found for return value of 'ftrace_init_nop'
include/linux/ftrace.h:847: warning: No description found for return value of 'ftrace_make_call'
include/linux/ftrace.h:877: warning: No description found for return value of 'ftrace_modify_call'
include/linux/ftrace.h:1158: warning: Function parameter or struct member 'kill_ftrace_graph' not described in 'DECLARE_STATIC_KEY_FALSE'
include/linux/ftrace.h:1158: warning: expecting prototype for ftrace_graph_is_dead(). Prototype was for DECLARE_STATIC_KEY_FALSE() instead
kernel/trace/fgraph.c:412: warning: No description found for return value of 'fgraph_get_task_var'
kernel/trace/fgraph.c:897: warning: No description found for return value of 'ftrace_graph_get_ret_stack'
kernel/trace/fgraph.c:919: warning: No description found for return value of 'ftrace_graph_top_ret_addr'
kernel/trace/fgraph.c:956: warning: No description found for return value of 'ftrace_graph_ret_addr'
include/linux/ftrace.h:155: warning: cannot understand function prototype: 'struct ftrace_regs '
include/linux/ftrace.h:786: warning: No description found for return value of 'ftrace_make_nop'
include/linux/ftrace.h:828: warning: No description found for return value of 'ftrace_init_nop'
include/linux/ftrace.h:853: warning: No description found for return value of 'ftrace_make_call'
include/linux/ftrace.h:883: warning: No description found for return value of 'ftrace_modify_call'
include/linux/ftrace.h:1164: warning: Function parameter or struct member 'kill_ftrace_graph' not described in 'DECLARE_STATIC_KEY_FALSE'
include/linux/ftrace.h:1164: warning: expecting prototype for ftrace_graph_is_dead(). Prototype was for DECLARE_STATIC_KEY_FALSE() instead
kernel/trace/fgraph.c:412: warning: No description found for return value of 'fgraph_get_task_var'
kernel/trace/fgraph.c:894: warning: No description found for return value of 'ftrace_graph_get_ret_stack'
kernel/trace/fgraph.c:916: warning: No description found for return value of 'ftrace_graph_top_ret_addr'
kernel/trace/fgraph.c:953: warning: No description found for return value of 'ftrace_graph_ret_addr'