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From:   Amir Goldstein <amir73il@gmail.com>
Date:   Mon, 10 May 2021 07:26:35 +0300
Message-ID: <CAOQ4uxgB+sZ08jB+mFXuPJfTSJUV+Re5XKQ=hN7A4xfYo0dj6A@mail.gmail.com>
Subject: Re: [PATCH] copy_file_range.2: Update cross-filesystem support for 5.12
To:     "Michael Kerrisk (man-pages)" <mtk.manpages@gmail.com>
Cc:     Alejandro Colomar <alx.manpages@gmail.com>,
        linux-man <linux-man@vger.kernel.org>,
        Luis Henriques <lhenriques@suse.de>,
        Greg KH <gregkh@linuxfoundation.org>,
        Anna Schumaker <anna.schumaker@netapp.com>,
        Jeff Layton <jlayton@kernel.org>,
        Steve French <sfrench@samba.org>,
        Miklos Szeredi <miklos@szeredi.hu>,
        Trond Myklebust <trond.myklebust@hammerspace.com>,
        Alexander Viro <viro@zeniv.linux.org.uk>,
        "Darrick J. Wong" <darrick.wong@oracle.com>,
        Dave Chinner <dchinner@redhat.com>,
        Nicolas Boichat <drinkcat@chromium.org>,
        Ian Lance Taylor <iant@google.com>,
        Luis Lozano <llozano@chromium.org>,
        Andreas Dilger <adilger@dilger.ca>,
        Olga Kornievskaia <aglo@umich.edu>,
        Christoph Hellwig <hch@infradead.org>,
        ceph-devel <ceph-devel@vger.kernel.org>,
        linux-kernel <linux-kernel@vger.kernel.org>,
        CIFS <linux-cifs@vger.kernel.org>,
        samba-technical <samba-technical@lists.samba.org>,
        linux-fsdevel <linux-fsdevel@vger.kernel.org>,
        Linux NFS Mailing List <linux-nfs@vger.kernel.org>,
        Walter Harms <wharms@bfs.de>
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On Mon, May 10, 2021 at 3:01 AM Michael Kerrisk (man-pages)
<mtk.manpages@gmail.com> wrote:
>
> Hi Alex,
>
> On 5/10/21 9:39 AM, Alejandro Colomar wrote:
> > Linux 5.12 fixes a regression.

Nope.
That never happened:
https://lore.kernel.org/linux-fsdevel/8735v4tcye.fsf@suse.de/

> >
> > Cross-filesystem (introduced in 5.3) copies were buggy.
> >
> > Move the statements documenting cross-fs to BUGS.
> > Kernels 5.3..5.11 should be patched soon.
> >
> > State version information for some errors related to this.
>
> Thanks. Patch applied.

I guess that would need to be reverted...

Thanks,
Amir.