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From: Peter Zijlstra <peterz@infradead.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Eric Paris <eparis@redhat.com>,
	linux-kernel@vger.kernel.org, mingo@elte.hu,
	balbir@linux.vnet.ibm.com, linux-fsdevel@vger.kernel.org,
	aviro@redhat.com
Subject: Re: [PATCH] make inotify event handles use GFP_NOFS
Date: Mon, 30 Mar 2009 23:33:36 +0200	[thread overview]
Message-ID: <1238448816.4073.265.camel@laptop> (raw)
In-Reply-To: <20090330142610.4b94935d.akpm@linux-foundation.org>

On Mon, 2009-03-30 at 14:26 -0700, Andrew Morton wrote:
> On Wed, 18 Mar 2009 14:27:32 -0400
> Eric Paris <eparis@redhat.com> wrote:
> 
> > I think this is a bandaide to shut up lockdep.  I could either figure
> > out lockdep classes and figure out how to reclassify inotify locks since
> > I believe Nick is correct when he says inotify watches pin the inode in
> > core so memory pressure can't evict it.
> 
> It's pretty sad to degrading the strength of the memory allocation just
> to squish a lockdep report.

Yeah, I agree, its the wrong thing to do. lockdep annotations really
aren't that hard -- also, you could also talk me through it.


  reply	other threads:[~2009-03-30 21:34 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-18 18:27 [PATCH] make inotify event handles use GFP_NOFS Eric Paris
2009-03-30 21:26 ` Andrew Morton
2009-03-30 21:33   ` Peter Zijlstra [this message]
2009-04-03 14:34     ` Peter Zijlstra
2009-04-03 14:56       ` eparis

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