CONFIG_PID_NS     212 fs/proc/array.c #ifdef CONFIG_PID_NS
CONFIG_PID_NS      25 fs/proc/namespaces.c #ifdef CONFIG_PID_NS
CONFIG_PID_NS      54 include/linux/pid_namespace.h #ifdef CONFIG_PID_NS
CONFIG_PID_NS    7337 kernel/events/core.c #ifdef CONFIG_PID_NS
CONFIG_PID_NS      81 kernel/pid.c   #ifdef CONFIG_PID_NS