From: Andi Kleen <andi@firstfloor.org>
To: Wu Fengguang <fengguang.wu@intel.com>
Cc: Andi Kleen <andi@firstfloor.org>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
Andrew Morton <akpm@linux-foundation.org>,
LKML <linux-kernel@vger.kernel.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>
Subject: Re: [RFC][PATCH] proc: export more page flags in /proc/kpageflags (take 3)
Date: Thu, 23 Apr 2009 10:54:06 +0200 [thread overview]
Message-ID: <20090423085405.GL13896@one.firstfloor.org> (raw)
In-Reply-To: <20090423081047.GA18898@localhost>
> Good idea.
>
> Would you recommend a good way to identify huge pages?
> Test by page order, or by (dtor == free_huge_page)?
That doesn't work for GB pages. The best way would be to make
slub stop using it and then check for compound, but I don't know what
this implies. Otherwise would need some other way, perhaps a new
flag?
-Andi
--
ak@linux.intel.com -- Speaking for myself only.
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next prev parent reply other threads:[~2009-04-23 8:49 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-14 4:22 [RFC][PATCH] proc: export more page flags in /proc/kpageflags Wu Fengguang
2009-04-14 4:36 ` Wu Fengguang
2009-04-14 4:37 ` KOSAKI Motohiro
2009-04-14 6:41 ` Wu Fengguang
2009-04-14 6:54 ` KOSAKI Motohiro
2009-04-14 7:11 ` Andi Kleen
2009-04-14 7:17 ` KOSAKI Motohiro
2009-04-15 13:18 ` Wu Fengguang
2009-04-15 13:57 ` Andi Kleen
2009-04-16 2:41 ` Wu Fengguang
2009-04-16 3:54 ` Andi Kleen
2009-04-16 4:43 ` Wu Fengguang
2009-04-16 2:26 ` KOSAKI Motohiro
2009-04-16 3:49 ` Wu Fengguang
2009-04-16 6:30 ` Wu Fengguang
2009-04-23 2:26 ` [RFC][PATCH] proc: export more page flags in /proc/kpageflags (take 3) Wu Fengguang
2009-04-23 7:48 ` Andi Kleen
2009-04-23 8:10 ` Wu Fengguang
2009-04-23 8:54 ` Andi Kleen [this message]
2009-04-23 11:21 ` Wu Fengguang
2009-04-25 1:59 ` Wu Fengguang
2009-04-14 7:22 ` [RFC][PATCH] proc: export more page flags in /proc/kpageflags Wu Fengguang
2009-04-14 7:42 ` KOSAKI Motohiro
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