Re: Ideas for TUX2

From: Daniel Phillips (
Date: Wed Jul 04 2001 - 01:54:24 EST

On Wednesday 04 July 2001 08:16, Ph. Marek wrote:
> >> If a file's data has been changed, it suffices to update the inode and
> >> the of free blocks bitmap (fbb).
> >> But updating them in one go is not possible
> >
> >You seem to have missed some fundamental understanding of
> >exactly how phase tree works; the wohle point of phase
> >tree is to make atomic updates like this possible!
> Well, my point was, that with several thousand inodes spread over the disk
> it won't always be possible to update the inode AND the fbb in one go.
> So I proposed the 2nd inode with generation counter!

The cool thing is, it *is* possible, read how here:

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This archive was generated by hypermail 2b29 : Sat Jul 07 2001 - 21:00:13 EST