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From: "Arkadiusz Miśkiewicz" <a.miskiewicz@gmail.com>
To: Vasiliy Kulikov <segoon@openwall.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Valdis.Kletnieks@vt.edu, linux-kernel@vger.kernel.org,
	Alexey Dobriyan <adobriyan@gmail.com>
Subject: Re: [PATCH] proc: reset mount options after the last procfs umount
Date: Sat, 31 Mar 2012 16:19:38 +0200	[thread overview]
Message-ID: <201203311619.38921.a.miskiewicz@gmail.com> (raw)
In-Reply-To: <20120331135520.GB2845@albatros>

On Saturday 31 of March 2012, Vasiliy Kulikov wrote:
> On Mon, Mar 26, 2012 at 15:37 -0700, Andrew Morton wrote:
> > On Sun, 25 Mar 2012 18:23:16 -0400
> > 
> > Valdis.Kletnieks@vt.edu wrote:
> > > Yes, it may be what the code actually *does*, but it certainly violates
> > > the Principle of Least Surprise...
> > 
> > It surprises me ;)  I never noticed that before.
> > 
> > It does seem pretty insane.  I wonder how much downstream damage would
> > result from fixing it.
> 
> Resetting options on each mount is implemented in the following patch.

"after all procs are umounted". For me such way is fine but still can suprise 
people.


Anyway - what's the problem with implementing support for separate options for 
each mount point?

> I wonder whether anybody will try to do such parallel type of things
> in reality (IOW, is it OK to leave this race?)

I mount multiple procs when using linux-vserver but these are currently not 
happening in parallel (but could be).

-- 
Arkadiusz Miśkiewicz        PLD/Linux Team
arekm / maven.pl            http://ftp.pld-linux.org/

  reply	other threads:[~2012-03-31 14:19 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-03-22  8:03 3.3 and hidepid feature problem - options not always applied at mount Arkadiusz Miśkiewicz
2012-03-23 17:10 ` [PATCH] proc: fix mount -t proc -o AAA Vasiliy Kulikov
2012-03-23 18:45   ` Arkadiusz Miśkiewicz
2012-03-23 19:18     ` Vasiliy Kulikov
2012-03-23 23:15   ` Andrew Morton
2012-03-25  7:24     ` Arkadiusz Miśkiewicz
2012-03-25 15:36       ` Vasiliy Kulikov
2012-03-25 17:40         ` Arkadiusz Miśkiewicz
2012-03-25 17:49           ` Vasiliy Kulikov
2012-03-25 22:23         ` Valdis.Kletnieks
2012-03-26 22:37           ` Andrew Morton
2012-03-31 13:55             ` [PATCH] proc: reset mount options after the last procfs umount Vasiliy Kulikov
2012-03-31 14:19               ` Arkadiusz Miśkiewicz [this message]
2012-03-31 15:20                 ` Vasiliy Kulikov
2012-03-31 15:31                   ` Arkadiusz Miśkiewicz
2012-03-31 15:46                     ` Vasiliy Kulikov
2012-03-26 22:35       ` [PATCH] proc: fix mount -t proc -o AAA Andrew Morton
2012-03-25 15:27     ` Vasiliy Kulikov
2012-03-31 13:51     ` Vasiliy Kulikov

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