linux-kernel - Re: [PATCH 4/9] Implement fsopen() to prepare for a mount

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Message-ID: <14979.1493902730@warthog.procyon.org.uk>
Date:   Thu, 04 May 2017 13:58:50 +0100
From:   David Howells <dhowells@...hat.com>
To:     Rasmus Villemoes <linux@...musvillemoes.dk>
Cc:     dhowells@...hat.com, viro@...iv.linux.org.uk,
        linux-fsdevel@...r.kernel.org, linux-nfs@...r.kernel.org,
        linux-kernel@...r.kernel.org, mszeredi@...hat.com
Subject: Re: [PATCH 4/9] Implement fsopen() to prepare for a mount

Rasmus Villemoes <linux@...musvillemoes.dk> wrote:

> > +const struct file_operations fs_fs_fops = {
> > +	.read		= fs_fs_read,
> > +	.write		= fs_fs_write,
> > +	.release	= fs_fs_release,
> > +	.llseek		= no_llseek,
> > +};
> > +
> 
> static const struct ?

No.  It's used in the next patch to validate the fd passed to sys_fsmount():

	if (f.file->f_op != &fs_fs_fops)
		goto err_fsfd;

David