Sorry Sebastien, but I've checked the file gdm.pam in gdm 2.27.4-0ubuntu6, and it's not applied. The upstream default file includes the required line, but AFAIK it's not used.
Sorry Sebastien, but I've checked the file gdm.pam in gdm 2.27.4-0ubuntu6, and it's not applied. The upstream default file includes the required line, but AFAIK it's not used.