Messages in this thread | | | Subject | Re: [PATCH] s390: Hypervisor File System | From | Michael Holzheu <> | Date | Wed, 3 May 2006 14:11:36 +0200 |
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Pekka J Enberg <penberg@cs.Helsinki.FI> 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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