Man pages matching name linux::io_prio in section 3pm:

Linux::IO_Prio.3pm.en	debian 10 / liblinux-io-prio-perl
Linux::IO_Prio.3pm.en	debian 11 / liblinux-io-prio-perl
Linux::IO_Prio.3pm.en	debian 12 / liblinux-io-prio-perl