linux-kernel - Re: [PATCH 0/6] ceph: convert to new netfs read helpers

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Message-ID: <CAOi1vP_7dfuKgQxFpyeUDMJBGm=cnQSvYHDnU=6YPTzbB9+d6w@mail.gmail.com>
Date:   Thu, 28 Jan 2021 21:48:44 +0100
From:   Ilya Dryomov <idryomov@...il.com>
To:     Jeff Layton <jlayton@...nel.org>
Cc:     Ceph Development <ceph-devel@...r.kernel.org>,
        David Howells <dhowells@...hat.com>,
        Matthew Wilcox <willy@...radead.org>,
        linux-fsdevel <linux-fsdevel@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>, linux-cachefs@...hat.com
Subject: Re: [PATCH 0/6] ceph: convert to new netfs read helpers

On Thu, Jan 28, 2021 at 1:52 PM Jeff Layton <jlayton@...nel.org> wrote:
>
> On Wed, 2021-01-27 at 23:50 +0100, Ilya Dryomov wrote:
> > On Tue, Jan 26, 2021 at 2:41 PM Jeff Layton <jlayton@...nel.org> wrote:
> > >
> > > This patchset converts ceph to use the new netfs readpage, write_begin,
> > > and readahead helpers to handle buffered reads. This is a substantial
> > > reduction in code in ceph, but shouldn't really affect functionality in
> > > any way.
> > >
> > > Ilya, if you don't have any objections, I'll plan to let David pull this
> > > series into his tree to be merged with the netfs API patches themselves.
> >
> > Sure, that works for me.
> >
> > I would have expected that the new netfs infrastructure is pushed
> > to a public branch that individual filesystems could peruse, but since
> > David's set already includes patches for AFS and NFS, let's tag along.
> >
> > Thanks,
> >
> >                 Ilya
>
> David has a fscache-netfs-lib branch that has all of the infrastructure
> changes. See:
>
>     https://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git/log/?h=fscache-netfs-lib

I saw that, but AFAICS it hasn't been declared public (as in suitable
for other people to base their work on, with the promise that history
won't get rewritten.  It is branched off of what looks like a random
snapshot of Linus' tree instead of a release point, etc.

Thanks,

                Ilya