Re: mplayer v4l hangs in 2.6.25.2/4

From: koos vriezen
Date: Sat May 17 2008 - 15:12:18 EST


2008/5/17 Arjan van de Ven <arjan@xxxxxxxxxxxxx>:

> Is it possible for you to enable lockdep (CONFIG_PROVE_LOCKING)?
> With that on, the kernel will print nicely which locks are being waited
> on, and if there's a deadlock, it'll print that too. Speaking of that,
> since this looks like a mutex related issue, it's worth enabling
> CONFIG_DEBUG_MUTEXES as well.... more debug checks in this area.
> If you also enable CONFIG_FRAME_POINTER then the backtrace will get
> better too (but it's not totally required, just easier for diagnostics)

See attachments.
FWIW, while mplayer is hanging, I can use another Xvideo based tv player.

Regards,
Koos Vriezen

Attachment: mplayer.out.gz
Description: GNU Zip compressed data

Attachment: config-2.6.25.4-2.gz
Description: GNU Zip compressed data

Attachment: dmesg.out-2.gz
Description: GNU Zip compressed data