Re: [PATCH] s390: Hypervisor File System

[Michael Holzheu]

Pekka J Enberg <penberg@xxxxxxxxxxxxxx> wrote on 05/03/2006 11:42:01 AM:
> On Wed, 3 May 2006, Michael Holzheu wrote:
> > All the complicated mechanisms with filesystem trees
> > to obtain consistent data and transaction functionality
> > could be avoided, if we would use single files, which
> > contain all the data. When opening the file, the snapshot
> > is created and attached to the struct file.
>
> If we're going to add new infrastructure, I'd vote for adding
snapshotting
> capability to filesystems. We need it for stuff like LogFS anyway.
>

Maybe we need that, too. But I think the advantage of the
one file solution moves the complexity from the kernel
to userspace.

Michael

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