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From: Thomas Gleixner <tglx@linutronix.de>
To: Mike Galbraith <efault@gmx.de>
Cc: Steven Rostedt <rostedt@goodmis.org>,
	"linux-rt-users@vger.kernel.org" <linux-rt-users@vger.kernel.org>,
	Frederic Weisbecker <fweisbec@gmail.com>,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [rfc patch] fs,reiserfs: unlock superblock before callling reiserfs_quota_on_mount()
Date: Tue, 14 Aug 2012 17:18:24 +0200 (CEST)	[thread overview]
Message-ID: <alpine.LFD.2.02.1208141717570.32033@ionos> (raw)
In-Reply-To: <1344956189.5477.1.camel@marge.simpson.net>

On Tue, 14 Aug 2012, Mike Galbraith wrote:

> On Tue, 2012-08-14 at 16:39 +0200, Mike Galbraith wrote: 
> > On Tue, 2012-08-14 at 10:23 -0400, Steven Rostedt wrote: 
> > > On Tue, 2012-08-14 at 15:06 +0200, Mike Galbraith wrote:
> > > > Greetings,
> > > > 
> > > > Using openSUSE's "partitioner" gizmo to set up a reiserfs partition with
> > > > quotas and whatnot enabled rewarded me with a deadlock.
> > > 
> > > Is this just a -rt bug? Can't this deadlock also in mainline?
> > 
> > It didn't with a NOPREEMPT kernel the one time I tried it, which seemed
> > mighty odd when I stared at the rt deadlock.  I'll give it another go, I
> > likely just munged q/d NOPREEMPT test.
> 
> Nope, no screw-up.  Maybe it can deadlock, but it refused to do so.

Lockdep should tell you if it could ...

  reply	other threads:[~2012-08-14 15:18 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-14 13:06 [rfc patch] fs,reiserfs: unlock superblock before callling reiserfs_quota_on_mount() Mike Galbraith
2012-08-14 14:23 ` Steven Rostedt
2012-08-14 14:39   ` Mike Galbraith
2012-08-14 14:56     ` Mike Galbraith
2012-08-14 15:18       ` Thomas Gleixner [this message]
2012-08-14 17:26         ` Mike Galbraith
2012-08-14 17:44           ` Steven Rostedt
2012-08-14 18:09             ` Mike Galbraith
2012-08-14 15:15 ` Frederic Weisbecker
2012-08-16 12:44   ` [patch] " Mike Galbraith
2012-08-16 13:05     ` Frederic Weisbecker
2012-08-16 13:49       ` Mike Galbraith

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