linux-kernel - Re: [PATCH 00/17] VFS: Filesystem information and notifications [ver #17]

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Message-ID: <CAJfpegtCsLmJF-DZH7P8=sVNdg86ZKa1Wgu-FN=YL1N5LdZh6w@mail.gmail.com>
Date:   Fri, 6 Mar 2020 20:54:10 +0100
From:   Miklos Szeredi <miklos@...redi.hu>
To:     Al Viro <viro@...iv.linux.org.uk>
Cc:     Ian Kent <raven@...maw.net>, David Howells <dhowells@...hat.com>,
        Christian Brauner <christian.brauner@...ntu.com>,
        James Bottomley <James.Bottomley@...senpartnership.com>,
        Steven Whitehouse <swhiteho@...hat.com>,
        Miklos Szeredi <mszeredi@...hat.com>,
        Christian Brauner <christian@...uner.io>,
        Jann Horn <jannh@...gle.com>,
        "Darrick J. Wong" <darrick.wong@...cle.com>,
        Linux API <linux-api@...r.kernel.org>,
        linux-fsdevel <linux-fsdevel@...r.kernel.org>,
        lkml <linux-kernel@...r.kernel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [PATCH 00/17] VFS: Filesystem information and notifications [ver #17]

On Fri, Mar 6, 2020 at 8:43 PM Al Viro <viro@...iv.linux.org.uk> wrote:
>
> On Fri, Mar 06, 2020 at 05:25:49PM +0100, Miklos Szeredi wrote:
> > On Tue, Mar 03, 2020 at 08:46:09AM +0100, Miklos Szeredi wrote:
> > >
> > > I'm doing a patch.   Let's see how it fares in the face of all these
> > > preconceptions.
> >
> > Here's a first cut.  Doesn't yet have superblock info, just mount info.
> > Probably has rough edges, but appears to work.
>
> For starters, you have just made namespace_sem held over copy_to_user().
> This is not going to fly.

Where?

Thanks,
Miklos