From: Al Viro <viro@ZenIV.linux.org.uk>
To: Dmitry Monakhov <dmonakhov@openvz.org>
Cc: Eric Sandeen <sandeen@redhat.com>,
"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
Jan Kara <jack@suse.cz>,
Fernando Luis Vazquez Cao <fernando_b1@lab.ntt.co.jp>
Subject: Re: [PATCH] fs: block pipe_write() on a frozen filesystem PING..
Date: Tue, 2 Apr 2013 20:57:27 +0100 [thread overview]
Message-ID: <20130402195727.GJ21522@ZenIV.linux.org.uk> (raw)
In-Reply-To: <87zjxhqf9d.fsf@openvz.org>
On Tue, Apr 02, 2013 at 04:38:22PM +0400, Dmitry Monakhov wrote:
> On Thu, 27 Sep 2012 10:47:59 -0500, Eric Sandeen <sandeen@redhat.com> wrote:
> > I noticed that this can sneak past a frozen filesystem:
> Ping.. any body want to take care about that patch?
NAK. Note that writing to FIFO that sits on filesystem that is outright
read-only is allowed just fine; blocking it for frozen ones is bogus.
IOW, it should be treated the same way we treat touch_atime(). Moreover,
it should only be done around file_update_time(). With trylock.
next prev parent reply other threads:[~2013-04-02 19:57 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-27 15:47 [PATCH] fs: block pipe_write() on a frozen filesystem Eric Sandeen
2012-10-01 15:34 ` Jan Kara
2013-04-02 12:38 ` [PATCH] fs: block pipe_write() on a frozen filesystem PING Dmitry Monakhov
2013-04-02 19:57 ` Al Viro [this message]
2013-04-02 20:30 ` Dmitry Monakhov
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