ECRYPTFS_I_SIZE_INITIALIZED
crypt_stat->flags |= ECRYPTFS_I_SIZE_INITIALIZED;
if (!(crypt_stat->flags & ECRYPTFS_I_SIZE_INITIALIZED))
crypt_stat->flags &= ~(ECRYPTFS_I_SIZE_INITIALIZED
crypt_stat->flags &= ~(ECRYPTFS_I_SIZE_INITIALIZED