Re: Notification to user-space upon CD eject button being pressed?
Nicolai Langfeldt (janl@math.uio.no)
25 Mar 1998 11:00:58 +0100
Brian Rogers <brogers@why.net> writes:
> > With IDE CDs, anyway, it isn't possible for us to do this -- the drive
> > doesn't tell us. We can have the drive be locked or unlocked, but in
> > unlocked position, it ejects before telling us anything, and in locked
> > position, it doesn't tell us when the button is pressed.
>
> Maybe the kernel could lock the drive whenever any inodes are in use, but
> unlock it as soon as none are in use anymore. Then it wouldn't matter
> that IDE CD-ROM drives only notify you after the disk has been ejected,
> because you'll be able to cleanly unmount the filesystem regardless.
...
This sounds like the supermount patch. It's been mentioned here some
times. I think Stephen Tweedie wrote it.
Nicolai
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