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From: Rik van Riel <riel@redhat.com>
To: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
	linux-mm <linux-mm@kvack.org>,
	Andrea Arcangeli <aarcange@redhat.com>,
	Larry Woodman <lwoodman@redhat.com>
Subject: Re: [PATCH 2/7] Introduce __page_check_address
Date: Sun, 06 Dec 2009 09:55:38 -0500	[thread overview]
Message-ID: <4B1BC5EA.5040200@redhat.com> (raw)
In-Reply-To: <20091204174139.5897.A69D9226@jp.fujitsu.com>

On 12/04/2009 03:42 AM, KOSAKI Motohiro wrote:
>  From 381108e1ff6309f45f45a67acf2a1dd66e41df4f Mon Sep 17 00:00:00 2001
> From: KOSAKI Motohiro<kosaki.motohiro@jp.fujitsu.com>
> Date: Thu, 3 Dec 2009 15:01:42 +0900
> Subject: [PATCH 2/7] Introduce __page_check_address
>
> page_check_address() need to take ptelock. but it might be contended.
> Then we need trylock version and this patch introduce new helper function.
>
> it will be used latter patch.
>
> Signed-off-by: KOSAKI Motohiro<kosaki.motohiro@jp.fujitsu.com>

Reviewed-by: Rik van Riel <riel@redhat.com>

-- 
All rights reversed.

WARNING: multiple messages have this Message-ID (diff)
From: Rik van Riel <riel@redhat.com>
To: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
	linux-mm <linux-mm@kvack.org>,
	Andrea Arcangeli <aarcange@redhat.com>,
	Larry Woodman <lwoodman@redhat.com>
Subject: Re: [PATCH 2/7] Introduce __page_check_address
Date: Sun, 06 Dec 2009 09:55:38 -0500	[thread overview]
Message-ID: <4B1BC5EA.5040200@redhat.com> (raw)
In-Reply-To: <20091204174139.5897.A69D9226@jp.fujitsu.com>

On 12/04/2009 03:42 AM, KOSAKI Motohiro wrote:
>  From 381108e1ff6309f45f45a67acf2a1dd66e41df4f Mon Sep 17 00:00:00 2001
> From: KOSAKI Motohiro<kosaki.motohiro@jp.fujitsu.com>
> Date: Thu, 3 Dec 2009 15:01:42 +0900
> Subject: [PATCH 2/7] Introduce __page_check_address
>
> page_check_address() need to take ptelock. but it might be contended.
> Then we need trylock version and this patch introduce new helper function.
>
> it will be used latter patch.
>
> Signed-off-by: KOSAKI Motohiro<kosaki.motohiro@jp.fujitsu.com>

Reviewed-by: Rik van Riel <riel@redhat.com>

-- 
All rights reversed.

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  reply	other threads:[~2009-12-06 14:55 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-12-04  8:40 [RFC][PATCH 0/7] some page_referenced() improvement KOSAKI Motohiro
2009-12-04  8:40 ` KOSAKI Motohiro
2009-12-04  8:41 ` [PATCH 1/7] Replace page_mapping_inuse() with page_mapped() KOSAKI Motohiro
2009-12-04  8:41   ` KOSAKI Motohiro
2009-12-07 11:27   ` Johannes Weiner
2009-12-07 11:27     ` Johannes Weiner
2009-12-04  8:42 ` [PATCH 2/7] Introduce __page_check_address KOSAKI Motohiro
2009-12-04  8:42   ` KOSAKI Motohiro
2009-12-06 14:55   ` Rik van Riel [this message]
2009-12-06 14:55     ` Rik van Riel
2009-12-04  8:42 ` [PATCH 3/7] VM_LOCKED check don't need pte lock KOSAKI Motohiro
2009-12-04  8:42   ` KOSAKI Motohiro
2009-12-06 19:41   ` Rik van Riel
2009-12-06 19:41     ` Rik van Riel
2009-12-04  8:43 ` [PATCH 4/7] Replace page_referenced() with wipe_page_reference() KOSAKI Motohiro
2009-12-04  8:43   ` KOSAKI Motohiro
2009-12-06 20:31   ` Rik van Riel
2009-12-06 20:31     ` Rik van Riel
2009-12-04  8:44 ` [PATCH 5/7] Don't deactivate the page if trylock_page() is failed KOSAKI Motohiro
2009-12-04  8:44   ` KOSAKI Motohiro
2009-12-06 20:34   ` Rik van Riel
2009-12-06 20:34     ` Rik van Riel
2009-12-04  8:45 ` [PATCH 6/7] wipe_page_reference return SWAP_AGAIN if VM pressulre is low and lock contention is detected KOSAKI Motohiro
2009-12-04  8:45   ` KOSAKI Motohiro
2009-12-06 21:01   ` Rik van Riel
2009-12-06 21:01     ` Rik van Riel
2009-12-04  8:46 ` [PATCH 7/7] Try to mark PG_mlocked if wipe_page_reference find VM_LOCKED vma KOSAKI Motohiro
2009-12-04  8:46   ` KOSAKI Motohiro
2009-12-06 21:03   ` Rik van Riel
2009-12-06 21:03     ` Rik van Riel
2009-12-07  9:25 ` [RFC][PATCH 0/7] some page_referenced() improvement KOSAKI Motohiro
2009-12-07  9:25   ` KOSAKI Motohiro
2009-12-07 11:36 ` [early RFC][PATCH 8/7] vmscan: Don't deactivate many touched page KOSAKI Motohiro
2009-12-07 11:36   ` KOSAKI Motohiro
2009-12-07 18:10   ` Rik van Riel
2009-12-07 18:10     ` Rik van Riel
2009-12-08  6:27     ` KOSAKI Motohiro
2009-12-08  6:27       ` KOSAKI Motohiro

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