DEVCG_ACC_READ 8 include/linux/device_cgroup.h #define DEVCG_ACC_MASK (DEVCG_ACC_MKNOD | DEVCG_ACC_READ | DEVCG_ACC_WRITE) DEVCG_ACC_READ 52 include/linux/device_cgroup.h access |= DEVCG_ACC_READ; DEVCG_ACC_READ 240 security/device_cgroup.c if (access & DEVCG_ACC_READ) DEVCG_ACC_READ 697 security/device_cgroup.c ex.access |= DEVCG_ACC_READ;