From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Jiang Liu <jiang.liu@huawei.com>
Cc: Tony Luck <tony.luck@intel.com>,
linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org,
linux-kernel@vger.kernel.org, stable@vger.kernel.org,
Minchan Kim <minchan@kernel.org>,
Keping Chen <chenkeping@huawei.com>, Mel Gorman <mgorman@suse.de>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
David Rientjes <rientjes@google.com>,
Xishi Qiu <qiuxishi@huawei.com>,
Andrew Morton <akpm@linux-foundation.org>,
David Gibson <david@gibson.dropbear.id.au>,
Yinghai Lu <yinghai@kernel.org>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
Jiang Liu <liuj97@gmail.com>
Subject: Re: [PATCH] mm: setup pageblock_order before it's used by sparse
Date: Wed, 18 Jul 2012 17:17:00 +1000 [thread overview]
Message-ID: <1342595820.3669.71.camel@pasglop> (raw)
In-Reply-To: <4FF26726.8010904@huawei.com>
On Tue, 2012-07-03 at 11:29 +0800, Jiang Liu wrote:
> OK, waiting response from PPC. If we could find some ways to set
> HPAGE_SIZE
> early on PPC too, we can setup pageblock_order in arch instead of
> page_alloc.c
> as early as possible.
We could split our hugetlbpage_init() into two, with the bit that sets
HPAGE_SHIFT called earlier if it's really an issue.
Cheers,
Ben.
WARNING: multiple messages have this Message-ID (diff)
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Jiang Liu <jiang.liu@huawei.com>
Cc: Yinghai Lu <yinghai@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Mel Gorman <mgorman@suse.de>, Tony Luck <tony.luck@intel.com>,
Xishi Qiu <qiuxishi@huawei.com>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
David Rientjes <rientjes@google.com>,
Minchan Kim <minchan@kernel.org>,
Keping Chen <chenkeping@huawei.com>,
linux-mm@kvack.org, stable@vger.kernel.org,
linux-kernel@vger.kernel.org, Jiang Liu <liuj97@gmail.com>,
David Gibson <david@gibson.dropbear.id.au>,
linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH] mm: setup pageblock_order before it's used by sparse
Date: Wed, 18 Jul 2012 17:17:00 +1000 [thread overview]
Message-ID: <1342595820.3669.71.camel@pasglop> (raw)
In-Reply-To: <4FF26726.8010904@huawei.com>
On Tue, 2012-07-03 at 11:29 +0800, Jiang Liu wrote:
> OK, waiting response from PPC. If we could find some ways to set
> HPAGE_SIZE
> early on PPC too, we can setup pageblock_order in arch instead of
> page_alloc.c
> as early as possible.
We could split our hugetlbpage_init() into two, with the bit that sets
HPAGE_SHIFT called earlier if it's really an issue.
Cheers,
Ben.
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WARNING: multiple messages have this Message-ID (diff)
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Jiang Liu <jiang.liu@huawei.com>
Cc: Yinghai Lu <yinghai@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Mel Gorman <mgorman@suse.de>, Tony Luck <tony.luck@intel.com>,
Xishi Qiu <qiuxishi@huawei.com>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
David Rientjes <rientjes@google.com>,
Minchan Kim <minchan@kernel.org>,
Keping Chen <chenkeping@huawei.com>,
linux-mm@kvack.org, stable@vger.kernel.org,
linux-kernel@vger.kernel.org, Jiang Liu <liuj97@gmail.com>,
David Gibson <david@gibson.dropbear.id.au>,
linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH] mm: setup pageblock_order before it's used by sparse
Date: Wed, 18 Jul 2012 17:17:00 +1000 [thread overview]
Message-ID: <1342595820.3669.71.camel@pasglop> (raw)
In-Reply-To: <4FF26726.8010904@huawei.com>
On Tue, 2012-07-03 at 11:29 +0800, Jiang Liu wrote:
> OK, waiting response from PPC. If we could find some ways to set
> HPAGE_SIZE
> early on PPC too, we can setup pageblock_order in arch instead of
> page_alloc.c
> as early as possible.
We could split our hugetlbpage_init() into two, with the bit that sets
HPAGE_SHIFT called earlier if it's really an issue.
Cheers,
Ben.
next prev parent reply other threads:[~2012-07-18 7:17 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-30 9:07 [PATCH] mm: setup pageblock_order before it's used by sparse Jiang Liu
2012-06-30 9:07 ` Jiang Liu
2012-06-30 20:15 ` Yinghai Lu
2012-07-02 2:01 ` Jiang Liu
2012-07-02 2:01 ` Jiang Liu
2012-07-02 2:01 ` Jiang Liu
2012-07-02 20:43 ` Yinghai Lu
2012-07-03 2:54 ` Jiang Liu
2012-07-03 2:54 ` Jiang Liu
2012-07-03 2:54 ` Jiang Liu
2012-07-03 2:54 ` Jiang Liu
2012-07-03 3:25 ` Yinghai Lu
2012-07-03 3:25 ` Yinghai Lu
2012-07-03 3:25 ` Yinghai Lu
2012-07-03 3:25 ` Yinghai Lu
2012-07-03 3:29 ` Jiang Liu
2012-07-03 3:29 ` Jiang Liu
2012-07-03 3:29 ` Jiang Liu
2012-07-18 7:17 ` Benjamin Herrenschmidt [this message]
2012-07-18 7:17 ` Benjamin Herrenschmidt
2012-07-18 7:17 ` Benjamin Herrenschmidt
2012-07-18 7:15 ` Benjamin Herrenschmidt
2012-07-18 7:15 ` Benjamin Herrenschmidt
2012-07-18 7:15 ` Benjamin Herrenschmidt
2012-06-30 20:46 ` Greg KH
2012-06-30 20:46 ` Greg KH
2012-07-02 12:41 ` Mel Gorman
2012-07-02 12:41 ` Mel Gorman
2012-07-03 21:07 ` Andrew Morton
2012-07-03 21:07 ` Andrew Morton
2012-07-04 1:40 ` Jiang Liu
2012-07-04 1:40 ` Jiang Liu
2012-07-04 9:20 ` Mel Gorman
2012-07-04 9:20 ` Mel Gorman
2012-07-06 1:00 ` Yinghai Lu
2012-07-06 1:00 ` Yinghai Lu
2012-07-06 1:24 ` Benjamin Herrenschmidt
2012-07-06 1:24 ` Benjamin Herrenschmidt
2012-07-17 9:31 ` Jiang Liu
2012-07-17 9:31 ` Jiang Liu
2012-07-18 7:01 ` Benjamin Herrenschmidt
2012-07-18 7:01 ` Benjamin Herrenschmidt
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