linux-kernel - Re: [PATCH 07/27] VFS: Differentiate mount flags (MS_*) from internal superblock flags [ver #5]

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Date:   Fri, 16 Jun 2017 08:49:59 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     David Howells <dhowells@...hat.com>
Cc:     Christoph Hellwig <hch@...radead.org>,
        Al Viro <viro@...IV.linux.org.uk>, mszeredi@...hat.com,
        linux-nfs@...r.kernel.org, jlayton@...hat.com,
        linux-kernel@...r.kernel.org,
        linux-security-module@...r.kernel.org,
        linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH 07/27] VFS: Differentiate mount flags (MS_*) from
 internal superblock flags [ver #5]

On Fri, Jun 16, 2017 at 03:53:30PM +0100, David Howells wrote:
> Christoph Hellwig <hch@...radead.org> wrote:
> 
> > It might be good to just introduce the internal flags field first,
> 
> Internal flags field?  Did you mean Al's suggested sb_readonly() wrapper?

(1) Add a new SB field that is like s_flags but for the new flags,
(2) switch users over to the new field
(3) remove s_flags