Linux kernel bug fix: function_graph: Use new curr_ret_depth to manage depth instead of curr_ret_stack
Subsystem: tracing (kernel/trace/trace_functions_graph.c)
Bug type: hang, severity: high
Files changed: include/linux/sched.h;kernel/trace/ftrace.c;kernel/trace/trace_functions_graph.c
Introduced by Steven Rostedt (Red Hat) on 2013-01-29 17:30:31 -0500; fixed by Steven Rostedt (VMware) on 2018-11-27 20:31:54 -0500 (lifetime: 2128 days)