Re: Annoying CD-rom driver error messages

From: David Balazic (david.balazic@uni-mb.si)
Date: Tue Mar 06 2001 - 12:28:40 EST


LA Walsh (law@sgi.com) wrote:

> Alan Cox wrote:
> >
> > > support to function efficiently -- perhaps that technology needs to be further developed
> > > on Linux so app writers don't also have to be kernel experts and experts in all the
> > > various bus and device types out there?
> >
> > You mean someone should write a libcdrom that handles stuff like that - quite
> > possibly
>
> ---
> More generally -- if I want to know if a DVD has been inserted and of what type
> and/or a floppy has been inserted or a removable media of type "X" or perhaps
> more generally -- not just if a 'device' has changed but a file or directory?
> I think that is what famd is supposed to do, but apparently it does so (I'm
> guessing from the external description) by polling and says it needs kernel support
> to be more efficient. Famd was apparently ported to Linux from Irix where it had
> the kernel ability to be notified of changed file-space items (file-space = anything
> accessible w/a pathname).
> Now if I can just remember where I saw this mythical port of the 'file-access
> monitoring daemon'....

This notification exists in 2.4.x ( at least the docs say so :-)
see /usr/src/linux/Documentation/dnotify.txt

-- 
David Balazic
--------------
"Be excellent to each other." - Bill & Ted
- - - - - - - - - - - - - - - - - - - - - -
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/



This archive was generated by hypermail 2b29 : Wed Mar 07 2001 - 21:00:20 EST