linux-kernel - Re: [PATCH 2/5] fs,nfs: lift compat nfs4 mount data handling into the nfs code

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Message-ID: <20200921181123.GA1776@lst.de>
Date:   Mon, 21 Sep 2020 20:11:23 +0200
From:   Christoph Hellwig <hch@....de>
To:     Anna Schumaker <anna.schumaker@...app.com>
Cc:     Christoph Hellwig <hch@....de>,
        Trond Myklebust <trond.myklebust@...merspace.com>,
        Al Viro <viro@...iv.linux.org.uk>,
        Richard Henderson <rth@...ddle.net>,
        Ivan Kokshaysky <ink@...assic.park.msu.ru>,
        Matt Turner <mattst88@...il.com>, linux-alpha@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-fsdevel <linux-fsdevel@...r.kernel.org>,
        Linux NFS Mailing List <linux-nfs@...r.kernel.org>
Subject: Re: [PATCH 2/5] fs,nfs: lift compat nfs4 mount data handling into
 the nfs code

On Mon, Sep 21, 2020 at 12:05:52PM -0400, Anna Schumaker wrote:
> This is for the binary mount stuff? That was already legacy code when
> I first started, and mount uses text options now. My preference is for
> keeping it as close to the original code as possible.

Ok.  Al, are you fine with the series as-is then?

> 
> I'm curious if you've been able to test this? I'm not sure if there is
> a way to force binary mount data through mount.nfs

The test is pretty trivial - even the most recent nfsutils supports the
binary mount data.  You just need to patch out the detection for a
modern kernel.