From: Karel Zak <kzak@redhat.com>
To: Miklos Szeredi <miklos@szeredi.hu>
Cc: Phillip Susi <psusi@ubuntu.com>,
util-linux@vger.kernel.org,
Linux-Fsdevel <linux-fsdevel@vger.kernel.org>
Subject: Re: read only bind mount ignores ready only
Date: Fri, 13 Dec 2013 09:18:48 +0100 [thread overview]
Message-ID: <20131213081848.GM16572@x2.net.home> (raw)
In-Reply-To: <CAJfpegvWeEb7Dtk8CMxLO4DB-xSLQMxLxccUPReU0GeQ=9d5MA@mail.gmail.com>
On Thu, Dec 12, 2013 at 08:42:54PM +0100, Miklos Szeredi wrote:
> On Thu, Dec 12, 2013 at 1:05 PM, Karel Zak <kzak@redhat.com> wrote:
> > Miklos would be possible to fix kernel to accept MS_REC for
> > MS_REMOUNT|MS_BIND|MS_RDONLY operation? Please.
>
> I really hate the current mount(2) API. It's a gigantic hack, and it's
We all hate it, but we have to use it every day..
> nearing the end of its life anyway due to flags running out.
well, the current problem with MS_REC is just one small inconsistence
in the current MS_REMOUNT|MS_BIND semantic. It would be really nice
to fix it now.
> So instead of adding more hacks, I think it would be better to think
> about adding a couple of syscalls that have clearly defined semantics.
Yes, but it's (very) long term goal...
Karel
--
Karel Zak <kzak@redhat.com>
http://karelzak.blogspot.com
prev parent reply other threads:[~2013-12-13 8:18 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-11 14:37 read only bind mount ignores ready only Phillip Susi
2013-12-11 16:49 ` Karel Zak
2013-12-12 12:05 ` Karel Zak
2013-12-12 14:59 ` Phillip Susi
2013-12-12 16:02 ` Karel Zak
2013-12-12 19:42 ` Miklos Szeredi
2013-12-12 21:53 ` Al Viro
2013-12-13 10:45 ` Karel Zak
2013-12-13 8:18 ` Karel Zak [this message]
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