Re: DiskDevice API v2.1

Tyler Dauwalder <tyler-cyCl/[email protected]>
Newsgroups gmane.os.openbeos.storage
Message-ID <[email protected]>
> > > Secondly, there
> > > is a good chance, that you have to move that file, when you're
> > > resizing
> > > the partition. If you place it at the beginning of the data space,
> > > you
> > > might have to move it, when the partition is enlarged (the bitmap
> > > will
> > > grow). And otherwise you might have to move it, when the partition
> > > is
> > > shrunk.
> > 
> > That could be handled gracefully (and contiguously) as well, though.
> 
> Sounds more complicated though. In particular because the interaction
> between the system (kernel, disk device manager -- whoever is
> responsible for partitioning) and the FS will be more complex, since
> the FS would move the log file, which itself is a transaction that
> needs to be logged, and while the system is responsible for logging. I
> guess, we need to work on the details before being able to do further
> evaluation. It may be worthwhile to pursue, though.

Ewwww, good point. Yes, let's keep it in mind. :-)

> PS: It looks like I won't finish writing up the kernel ideas today
> either. I had less time, than I was hoping. *sigh*

No worries, anticipation is half the fun. ;-)

-Tyler
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