Re: CD writing in future Linux (stirring up a hornets' nest)

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Lee Revell <[email protected]> wrote:

> On Thu, 2006-02-02 at 16:09 -0500, Jim Crilly wrote:
> > Apparently O_EXCL was added by Ubuntu and Debian to stop
> > burns being corrupted by hald polling the device while a disc is
> > being burned. 
>
> IO priorities are the correct solution...

No, they are not. 

The correct solution is to implement "hald" in a _cooperative_ way 
like e.g. vold on Solaris.

The main point is not to poll to frequent (Solaris does once everz 3 seconds)
and to use SCSI commands only that to not interrupt or disturb CD/DVD-writing.

Jörg

-- 
 EMail:[email protected] (home) Jörg Schilling D-13353 Berlin
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       [email protected]     (work) Blog: http://schily.blogspot.com/
 URL:  http://cdrecord.berlios.de/old/private/ ftp://ftp.berlios.de/pub/schily
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