Re: [PATCH 0/2] overlayfs: module and statfs fixes

From: Miklos Szeredi
Date: Mon Oct 04 2010 - 05:50:09 EST


On Fri, 1 Oct 2010, Andy Whitcroft wrote:
> Just been playing with overlayfs and hit a couple of issues. First I
> was not able to build this filesystem as a module. Second statfs support
> was missing. Following this email are a couple of patches which I used to
> fix these up. I am not 100% sure the statfs approach is quite right, but
> its not clear the semantics can ever be correct in the face of an overlay.

Applied both patches and pused to the overlayfs.v3 branch. Also
pushed a patch changing two BUG_ONs to WARN_ON.

>
> With these applied I was able to drop an overlay over the top of a very
> out of date Ubuntu chroot and upgrade it to the latest and greatest;
> all without incident.

Great, thanks for testing.

Miklos
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