linux-kernel - Re: [RFC v2 3/4] locks: Split insert/delete block functions into flock/posix parts

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Message-ID: <54F77581.4070300@monom.org>
Date:	Wed, 04 Mar 2015 22:13:37 +0100
From:	Daniel Wagner <wagi@...om.org>
To:	Jeff Layton <jlayton@...chiereds.net>,
	Daniel Wagner <daniel.wagner@...-carit.de>
CC:	Jeff Layton <jlayton@...marydata.com>,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
	"J. Bruce Fields" <bfields@...ldses.org>,
	Alexander Viro <viro@...iv.linux.org.uk>
Subject: Re: [RFC v2 3/4] locks: Split insert/delete block functions into
 flock/posix parts

On 03/04/2015 10:01 PM, Jeff Layton wrote:
> I pulled down the most recent Fedora rawhide kernel today:
>
>      4.0.0-0.rc2.git0.1.fc23.x86_64
>
> ...and with that, I can't reproduce this. The ftrace_event_field slab
> (which is shared by the fasync_struct cache) seems to stay under
> control. I see it hover around 3-4M in size while the test is running
> but the box isn't falling over or anything.
>
> Perhaps this was an MM or RCU bug that is now fixed? Can you confirm
> whether you're still able to reproduce it with the most recent mainline
> kernels?

Sure, I'll give tomorrow a spin.


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