From: Andrew Morton <akpm@osdl.org>
To: "Mr. Berkley Shands" <bshands@exegy.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.6.14-rc5 mlock/munlock bug
Date: Tue, 25 Oct 2005 14:48:00 -0700 [thread overview]
Message-ID: <20051025144800.3a1f57f1.akpm@osdl.org> (raw)
In-Reply-To: <4359389E.6030406@exegy.com>
"Mr. Berkley Shands" <bshands@exegy.com> wrote:
>
> I've noticed that between 2.6.14-rc2 and 2.6.14-rc5 mlock() and
> mlunlock() have broken.
>
> a call to mlock() to lock pages is granted, and the pages are locked,
> but never
> unlocked, even when munlock() is manually called or at process rundown.
> No problems under 2.6.13 or up to 2.6.14-rc2. But sometime after -rc2 it
> goes BANG
> and the machine gets very unhappy. If you look at "swapon -s" you see
> more and more swap
> space is used until there is no physical memory left, then things really
> get unhappy.
>
I cannot reproduce this behaviour here. Can you please provide a testcase?
This is on x86, I assume?
prev parent reply other threads:[~2005-10-25 21:48 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-10-21 18:51 Mr. Berkley Shands
2005-10-25 21:48 ` Andrew Morton [this message]
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