Received-SPF: pass (google.com: domain of linux-ext4-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
Date:   Sat, 25 Apr 2020 02:43:50 -0700
From:   Christoph Hellwig <hch@infradead.org>
To:     Amir Goldstein <amir73il@gmail.com>
Cc:     Ritesh Harjani <riteshh@linux.ibm.com>,
        Christoph Hellwig <hch@infradead.org>,
        Ext4 <linux-ext4@vger.kernel.org>, Jan Kara <jack@suse.cz>,
        Theodore Tso <tytso@mit.edu>,
        Andreas Dilger <adilger@dilger.ca>,
        "Darrick J. Wong" <darrick.wong@oracle.com>,
        Alexander Viro <viro@zeniv.linux.org.uk>,
        Dan Carpenter <dan.carpenter@oracle.com>,
        "Aneesh Kumar K . V" <aneesh.kumar@linux.ibm.com>,
        Murphy Zhou <jencce.kernel@gmail.com>,
        Miklos Szeredi <miklos@szeredi.hu>,
        linux-fsdevel <linux-fsdevel@vger.kernel.org>,
        overlayfs <linux-unionfs@vger.kernel.org>
Subject: Re: [PATCH 0/5] ext4/overlayfs: fiemap related fixes
Message-ID: <20200425094350.GA11881@infradead.org>
References: <cover.1587555962.git.riteshh@linux.ibm.com>
 <20200424101153.GC456@infradead.org>
 <20200424232024.A39974C046@d06av22.portsmouth.uk.ibm.com>
 <CAOQ4uxgiome-BnHDvDC=vHfidf4Ru3jqzOki0Z_YUkinEeYCRQ@mail.gmail.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <CAOQ4uxgiome-BnHDvDC=vHfidf4Ru3jqzOki0Z_YUkinEeYCRQ@mail.gmail.com>
Sender: linux-ext4-owner@vger.kernel.org
Precedence: bulk

On Sat, Apr 25, 2020 at 12:11:59PM +0300, Amir Goldstein wrote:
> FWIW, I agree with you.
> And seems like Jan does as well, since he ACKed all your patches.
> Current patches would be easier to backport to stable kernels.

Honestly, the proper fix is pretty much trivial.  I wrote it up this
morning over coffee:

    http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/fiemap-fix

Still needs more testing, though.