[MPlayer-users] Weird behaviour in ide-scsi driven dvd playback with 2.6.17.x

[Denis Vlasenko]

On Saturday 19 August 2006 19:34, Marcin 'Rambo' Roguski wrote:
> Because of USB camera requirements, I'm currently running double-kernel 
> setup (2.4.32-old, 2.6.17.9-new), and ide-scsi driven CD-ROM/DVD drives.
> 
> While on 2.4.32 mplayer (version doesn't matter happens with svn and 
> pre8- libdvdread compiled as default) plays DVDs perfectly well, on 2.6.17.[6|9] I'm 
> getting such messages from kernel while trying to open them:
> 
> Aug 19 18:06:33 beethoven kernel: Buffer I/O error on device sr1, logical block 4496
> Aug 19 18:06:33 beethoven kernel: Buffer I/O error on device sr1, logical block 4497
> Aug 19 18:06:33 beethoven kernel: Buffer I/O error on device sr1, logical block 4498
> [...]
> and so on...
> 
> The only workaround for now is to use ide-cd, and then it works like a charm, but I'd preffer "unified" setup (unless mplayer can use conditional statements in its config...

Sounds like kernel-side problem. ide-scsi says it have problem reding data
from the media, whereas ide-cd does not have the problem.

Does this happen while you just copy the file with cp?

[adding linux-kernel at vger.kernel.org to CC:]
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vda