TRACE_FUNC_OPT_STACK 97 kernel/trace/trace_functions.c func_flags.val & TRACE_FUNC_OPT_STACK) TRACE_FUNC_OPT_STACK 210 kernel/trace/trace_functions.c { TRACER_OPT(func_stack_trace, TRACE_FUNC_OPT_STACK) }, TRACE_FUNC_OPT_STACK 239 kernel/trace/trace_functions.c case TRACE_FUNC_OPT_STACK: TRACE_FUNC_OPT_STACK 241 kernel/trace/trace_functions.c if (!!set == !!(func_flags.val & TRACE_FUNC_OPT_STACK))