From: Rik van Riel <riel@redhat.com>
To: Chris Friesen <cfriesen@nortel.com>
Cc: Minchan Kim <minchan.kim@gmail.com>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
linux-mm@kvack.org, Balbir Singh <balbir@linux.vnet.ibm.com>
Subject: Re: tracking memory usage/leak in "inactive" field in /proc/meminfo?
Date: Tue, 16 Feb 2010 12:12:39 -0500 [thread overview]
Message-ID: <4B7AD207.20604@redhat.com> (raw)
In-Reply-To: <4B7ACD4A.10101@nortel.com>
On 02/16/2010 11:52 AM, Chris Friesen wrote:
> On 02/15/2010 11:00 AM, Rik van Riel wrote:
>> Removal from the LRU is done from the page freeing code, on
>> the final free of the page.
> There are a bunch of inline functions involved, but I think the chain
> from page_remove_rmap() back up to unmap_vmas() looks like this:
>
> page_remove_rmap
> zap_pte_range
> zap_pmd_range
> zap_pud_range
> unmap_page_range
> unmap_vmas
>
> So in this scenario, where do the pages actually get removed from the
> LRU list (assuming that they're not in use by anyone else)?
__page_cache_release
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next prev parent reply other threads:[~2010-02-16 17:12 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-09 16:51 tracking memory usage/leak in "inactive" field in /proc/meminfo? Chris Friesen
2010-02-10 0:32 ` KOSAKI Motohiro
2010-02-10 3:50 ` Balbir Singh
2010-02-10 4:09 ` KOSAKI Motohiro
2010-02-10 17:05 ` Chris Friesen
2010-02-11 0:45 ` Minchan Kim
2010-02-11 18:54 ` Chris Friesen
2010-02-11 19:04 ` Rik van Riel
2010-02-12 2:38 ` Minchan Kim
2010-02-12 7:35 ` Chris Friesen
2010-02-12 8:04 ` KOSAKI Motohiro
2010-02-15 15:50 ` Chris Friesen
2010-02-15 17:00 ` Rik van Riel
2010-02-16 16:52 ` Chris Friesen
2010-02-16 17:12 ` Rik van Riel [this message]
2010-02-16 21:26 ` Chris Friesen
2010-02-16 22:22 ` Rik van Riel
2010-02-18 15:39 ` tracking memory usage/leak in "inactive" field in /proc/meminfo? -- solved Chris Friesen
2010-02-12 17:50 ` tracking memory usage/leak in "inactive" field in /proc/meminfo? Catalin Marinas
2010-02-13 6:29 ` Balbir Singh
2010-02-15 16:02 ` Chris Friesen
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