In message <[EMAIL PROTECTED]>, =?utf-8?Q?Dag-Erling_Sm=C3=B8rgrav?= wr
ites:
>"Poul-Henning Kamp" <[EMAIL PROTECTED]> writes:
>> In message <[EMAIL PROTECTED]>, Scott Long writes:
>> > But then why not have g_access be able to communicate the ability to
>> > access the device independent from the ability to access the media?
>> > Seems like both of these questions are "access" questions.
>> Because that is a lot more work for no benefit I can see ?
>
>There is another closely related problem which also needs fixing and
>which also requires GEOM to distinguish between device and media: GEOM's
>behaviour when the media changes while the device is open (e.g. burning
>a CD).  AFAIK, it is not currently possible to properly fixate a CD-R in
>FreeBSD; the CDRIOCFIXATE ioctl always fails because once the media has
>changed (from blank to non-blank), all access fails until you close and
>reopen the device.

This is so CD specific that somehow it must be managed inside the driver.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
[EMAIL PROTECTED]         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.
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