From: Dave Hansen <dave@linux.vnet.ibm.com>
To: Christoph Lameter <cl@linux.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
Hugh Dickins <hughd@google.com>,
David Rientjes <rientjes@google.com>,
Alexey Dobriyan <adobriyan@gmail.com>,
linux-mm@kvack.org, Andrew Morton <akpm@linux-foundation.org>
Subject: Re: Huge pages: Memory leak on mmap failure
Date: Thu, 17 May 2012 14:58:43 -0700 [thread overview]
Message-ID: <4FB57493.3070308@linux.vnet.ibm.com> (raw)
In-Reply-To: <alpine.DEB.2.00.1205171605001.19076@router.home>
On 05/17/2012 02:07 PM, Christoph Lameter wrote:
>
> On 2.6.32 and 3.4-rc6 mmap failure of a huge page causes a memory
> leak. The 32 byte kmalloc cache grows by 10 mio entries if running
> the following code:
Urg. Looks like the resv_maps, probably. I'll take a look.
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next prev parent reply other threads:[~2012-05-17 21:58 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-17 21:07 Huge pages: Memory leak on mmap failure Christoph Lameter
2012-05-17 21:58 ` Dave Hansen [this message]
2012-05-17 22:50 ` Dave Hansen
2012-05-18 0:54 ` KOSAKI Motohiro
2012-05-21 14:21 ` Mel Gorman
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