Re: [GIT PULL] fscache rewrite -- please drop for now

From: Christoph Hellwig
Date: Mon Aug 10 2020 - 12:40:50 EST

On Mon, Aug 10, 2020 at 04:16:59PM +0100, David Howells wrote:
> Hi Linus,
> Can you drop the fscache rewrite pull for now. We've seem an issue in NFS
> integration and need to rework the read helper a bit. I made an assumption
> that fscache will always be able to request that the netfs perform a read of a
> certain minimum size - but with NFS you can break that by setting rsize too
> small.
> We need to make the read helper able to make multiple netfs reads. This can
> help ceph too.

FYI, a giant rewrite dropping support for existing consumer is always
rather awkward. Is there any way you could pre-stage some infrastructure
changes, and then do a temporary fscache2, which could then be renamed
back to fscache once everyone switched over?