linux-kernel - Re: [PATCH] copy_file_range.2: Kernel v5.12 updates

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Message-ID: <CAOQ4uxiVxEwvgFhdHGWLpdCk==NcGXgu52r_mXA+ebbLp_XPzQ@mail.gmail.com>
Date:   Fri, 26 Feb 2021 12:34:26 +0200
From:   Amir Goldstein <amir73il@...il.com>
To:     "Alejandro Colomar (man-pages)" <alx.manpages@...il.com>
Cc:     Luis Henriques <lhenriques@...e.de>,
        Michael Kerrisk <mtk.manpages@...il.com>,
        Jeff Layton <jlayton@...nel.org>,
        Steve French <sfrench@...ba.org>,
        Miklos Szeredi <miklos@...redi.hu>,
        Trond Myklebust <trond.myklebust@...merspace.com>,
        Anna Schumaker <anna.schumaker@...app.com>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        "Darrick J. Wong" <darrick.wong@...cle.com>,
        Dave Chinner <dchinner@...hat.com>,
        Greg KH <gregkh@...uxfoundation.org>,
        Nicolas Boichat <drinkcat@...omium.org>,
        Ian Lance Taylor <iant@...gle.com>,
        Luis Lozano <llozano@...omium.org>,
        Andreas Dilger <adilger@...ger.ca>,
        Olga Kornievskaia <aglo@...ch.edu>,
        Christoph Hellwig <hch@...radead.org>,
        ceph-devel <ceph-devel@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        CIFS <linux-cifs@...r.kernel.org>,
        samba-technical <samba-technical@...ts.samba.org>,
        linux-fsdevel <linux-fsdevel@...r.kernel.org>,
        Linux NFS Mailing List <linux-nfs@...r.kernel.org>,
        linux-man <linux-man@...r.kernel.org>
Subject: Re: [PATCH] copy_file_range.2: Kernel v5.12 updates

On Fri, Feb 26, 2021 at 12:13 PM Alejandro Colomar (man-pages)
<alx.manpages@...il.com> wrote:
>
> Hello Luis,
>
> On 2/25/21 11:21 AM, Luis Henriques wrote:
> > On Wed, Feb 24, 2021 at 06:10:45PM +0200, Amir Goldstein wrote:
> >> If it were me, I would provide all the details of the situation to
> >> Michael and ask him
> >> to write the best description for this section.
> >
> > Thanks Amir.
> >
> > Yeah, it's tricky.  Support was added and then dropped.   Since stable
> > kernels will be picking this patch,  maybe the best thing to do is to no
> > mention the generic cross-filesystem support at all...?  Or simply say
> > that 5.3 temporarily supported it but that support was later dropped.
> >
> > Michael (or Alejandro), would you be OK handling this yourself as Amir
> > suggested?
>
> Could you please provide a more detailed history of what is to be
> documented?
>

Is this detailed enough? ;-)

https://lwn.net/Articles/846403/

Thanks,
Amir.