[Nottingham] Odd thing with DVDs

[Andy White]

Hi Jason,

> I've been noticing that about every second cover DVD from LXF isn't
> recognise (e.g. the latest one from LXF 170 does work).
> 
> when I insert a working LXF disc (e.g. 169) I see this from "dmesg | tail":
> [20648.469260] ISO 9660 Extensions: Microsoft Joliet Level 3
> [20648.521012] ISO 9660 Extensions: RRIP_1991A
> 
> And when I eject:
> [20684.406735] VFS: busy inodes on changed media or resized disk sr0
> 
> All looks as-to-be-expected
> 
> When I insert a non-working disc...nada.  And I know the disc works as
> I've tried it elsewhere.

"busy inode"s suggests the kernel still thinks the media is mouned; are you
umounting first?

Andy