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SubjectRe: PATCH/FIX for drivers/cdrom/cdrom.c
On Thu, 2006-08-17 at 10:36 -0400, Lennart Sorensen wrote:
> On Thu, Aug 17, 2006 at 02:48:50PM +0100, Alan Cox wrote:
> > Ar Iau, 2006-08-17 am 09:23 -0400, ysgrifennodd Lennart Sorensen:
> > > Why can't O_EXCL mean that the kernel prevents anyone else from issuing
> > > ioctl's to the device? One would think that is the meaning of exlusive.
> >
> > If you were designing a new OS from scratch you might want to explore
> > that semantic as a design idea. I wouldn't recommend it because a lot of
> > apps will be upset if they issue an ioctl and it mysteriously fails or
> > hangs.
> I think hal should get an error when it tries to open the cdrom device
> when the burning application is using it.

this is what O_EXCL is for ;)

> Hmm, so how does one tell hal to go to hell and leave the cdrom device
> alone at all times (other than totally disabling hal).

make sure hal uses O_EXCL, and if not, beat up the hal guys about it ;)

if you want to mail me at work (you don't), use arjan (at)

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