stack_trace_save_tsk 454 fs/proc/base.c nr_entries = stack_trace_save_tsk(task, entries, stack_trace_save_tsk 18 include/linux/stacktrace.h unsigned int stack_trace_save_tsk(struct task_struct *task, stack_trace_save_tsk 171 kernel/latencytop.c stack_trace_save_tsk(tsk, lat.backtrace, LT_BACKTRACEDEPTH, 0);