CP_FASTBOOT_FLAG 1295 fs/f2fs/checkpoint.c __set_ckpt_flags(ckpt, CP_FASTBOOT_FLAG); CP_FASTBOOT_FLAG 1297 fs/f2fs/checkpoint.c __clear_ckpt_flags(ckpt, CP_FASTBOOT_FLAG); CP_FASTBOOT_FLAG 1727 fs/f2fs/f2fs.h is_set_ckpt_flags(sbi, CP_FASTBOOT_FLAG));