From: Peter Zijlstra <peterz@infradead.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Paul Jackson <pj@sgi.com>, David Rientjes <rientjes@google.com>,
ak@suse.de, clameter@cthulhu.engr.sgi.com,
linux-kernel@vger.kernel.org
Subject: Re: [patch] cpusets: do not allow TIF_MEMDIE tasks to allocate globally
Date: Wed, 06 Jun 2007 10:03:17 +0200 [thread overview]
Message-ID: <1181116997.7348.170.camel@twins> (raw)
In-Reply-To: <20070606010002.2ff6fc98.akpm@linux-foundation.org>
On Wed, 2007-06-06 at 01:00 -0700, Andrew Morton wrote:
> On Wed, 6 Jun 2007 00:56:10 -0700 Paul Jackson <pj@sgi.com> wrote:
>
> > David wrote:
> > > That is, unless you can guarantee this type of problem will not happen again
> >
> > Well, I certainly cannot guarantee that.
>
> The only place I can think of where the kernel will sit there allocating
> huge amounts of memory like this is in readahead.
We just created one more, the execve string copy. However that uses
get_user_pages(), so if that gets fixed we're save there too.
next prev parent reply other threads:[~2007-06-06 8:03 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-05 22:39 [patch] cpusets: do not allow TIF_MEMDIE tasks to allocate globally David Rientjes
2007-06-05 22:40 ` Christoph Lameter
2007-06-05 22:42 ` David Rientjes
2007-06-05 23:01 ` Paul Jackson
2007-06-05 23:16 ` David Rientjes
2007-06-05 23:19 ` Paul Jackson
2007-06-05 23:20 ` Christoph Lameter
2007-06-05 23:25 ` David Rientjes
2007-06-05 23:32 ` Christoph Lameter
2007-06-05 23:44 ` David Rientjes
2007-06-05 23:55 ` Paul Jackson
2007-06-06 1:17 ` David Rientjes
2007-06-06 1:20 ` Paul Jackson
2007-06-05 23:57 ` Christoph Lameter
2007-06-06 1:23 ` David Rientjes
2007-06-06 1:32 ` Christoph Lameter
2007-06-06 1:40 ` David Rientjes
2007-06-06 1:54 ` Christoph Lameter
2007-06-06 3:29 ` David Rientjes
2007-06-06 6:20 ` Peter Zijlstra
2007-06-06 6:42 ` David Rientjes
2007-06-06 7:09 ` Peter Zijlstra
2007-06-06 7:18 ` David Rientjes
2007-06-06 7:34 ` Paul Jackson
2007-06-06 7:39 ` Andrew Morton
2007-06-06 7:48 ` David Rientjes
2007-06-06 7:56 ` Paul Jackson
2007-06-06 8:00 ` Andrew Morton
2007-06-06 8:03 ` Peter Zijlstra [this message]
2007-06-06 7:56 ` Peter Zijlstra
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