trigger_all_cpu_backtrace 313 arch/sparc/kernel/process_64.c trigger_all_cpu_backtrace(); trigger_all_cpu_backtrace 241 drivers/tty/sysrq.c if (!trigger_all_cpu_backtrace()) { trigger_all_cpu_backtrace 205 kernel/hung_task.c trigger_all_cpu_backtrace();