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Date: Wed, 14 Dec 2022 16:58:43 +0100
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Amir Goldstein <amir73il@gmail.com>
Cc: stable@vger.kernel.org, patches@lists.linux.dev,
	Namjae Jeon <linkinjeon@kernel.org>,
	Luis Henriques <lhenriques@suse.de>,
	Al Viro <viro@zeniv.linux.org.uk>, Sasha Levin <sashal@kernel.org>
Subject: Re: [PATCH 6.0 044/124] vfs: fix copy_file_range() averts filesystem
 freeze protection
Message-ID: <Y5nys0X8X9havZ4G@kroah.com>
References: <20221205190808.422385173@linuxfoundation.org>
 <20221205190809.690922836@linuxfoundation.org>
 <CAOQ4uxhmZ4RnG0mGaMivyQjS43cUykyO-oVtCLX4AFyrnTXrVA@mail.gmail.com>
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In-Reply-To: <CAOQ4uxhmZ4RnG0mGaMivyQjS43cUykyO-oVtCLX4AFyrnTXrVA@mail.gmail.com>

On Tue, Dec 13, 2022 at 10:03:02AM +0200, Amir Goldstein wrote:
> On Mon, Dec 5, 2022 at 9:24 PM Greg Kroah-Hartman
> <gregkh@linuxfoundation.org> wrote:
> >
> > From: Amir Goldstein <amir73il@gmail.com>
> >
> > [ Upstream commit 10bc8e4af65946b727728d7479c028742321b60a ]
> >
> > Commit 868f9f2f8e00 ("vfs: fix copy_file_range() regression in cross-fs
> > copies") removed fallback to generic_copy_file_range() for cross-fs
> > cases inside vfs_copy_file_range().
> 
> Hi Greg,
> 
> The regressing commit is in v5.15.53.
> Please apply this fix to 5.15.y.

This commit does not apply to 5.15.y as-is (breaks the build), can you
provide a working backport?

thanks,

greg k-h