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From: tytso@mit.edu
To: James Bottomley <James.Bottomley@suse.de>
Cc: Sorin Faibish <sfaibish@emc.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Mel Gorman <mel@csn.ul.ie>, Dave Chinner <david@fromorbit.com>,
	KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
	Chris Mason <chris.mason@oracle.com>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH] mm: disallow direct reclaim page writeback
Date: Sun, 18 Apr 2010 23:08:51 -0400	[thread overview]
Message-ID: <20100419030851.GA6344@thunk.org> (raw)
In-Reply-To: <1271626236.27350.70.camel@mulgrave.site>

On Sun, Apr 18, 2010 at 04:30:36PM -0500, James Bottomley wrote:
> > I for one am looking very seriously at this problem together with Bruce.
> > We plan to have a discussion on this topic at the next LSF meeting
> > in Boston.
> 
> As luck would have it, the Memory Management summit is co-located with
> the Storage and Filesystem workshop ... how about just planning to lock
> all the protagonists in a room if it's not solved by August.  The less
> extreme might even like to propose topics for the plenary sessions ...

I'd personally hope that this is solved long before the LSF/VM
workshops.... but if not, yes, we should definitely tackle it then.

      	     	       	  	 	    	   - Ted

WARNING: multiple messages have this Message-ID (diff)
From: tytso@mit.edu
To: James Bottomley <James.Bottomley@suse.de>
Cc: Sorin Faibish <sfaibish@emc.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Mel Gorman <mel@csn.ul.ie>, Dave Chinner <david@fromorbit.com>,
	KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
	Chris Mason <chris.mason@oracle.com>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH] mm: disallow direct reclaim page writeback
Date: Sun, 18 Apr 2010 23:08:51 -0400	[thread overview]
Message-ID: <20100419030851.GA6344@thunk.org> (raw)
In-Reply-To: <1271626236.27350.70.camel@mulgrave.site>

On Sun, Apr 18, 2010 at 04:30:36PM -0500, James Bottomley wrote:
> > I for one am looking very seriously at this problem together with Bruce.
> > We plan to have a discussion on this topic at the next LSF meeting
> > in Boston.
> 
> As luck would have it, the Memory Management summit is co-located with
> the Storage and Filesystem workshop ... how about just planning to lock
> all the protagonists in a room if it's not solved by August.  The less
> extreme might even like to propose topics for the plenary sessions ...

I'd personally hope that this is solved long before the LSF/VM
workshops.... but if not, yes, we should definitely tackle it then.

      	     	       	  	 	    	   - Ted

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  parent reply	other threads:[~2010-04-19  3:09 UTC|newest]

Thread overview: 245+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-04-13  0:17 [PATCH] mm: disallow direct reclaim page writeback Dave Chinner
2010-04-13  0:17 ` Dave Chinner
2010-04-13  8:31 ` KOSAKI Motohiro
2010-04-13  8:31   ` KOSAKI Motohiro
2010-04-13 10:29   ` Dave Chinner
2010-04-13 10:29     ` Dave Chinner
2010-04-13 11:39     ` KOSAKI Motohiro
2010-04-13 11:39       ` KOSAKI Motohiro
2010-04-13 14:36       ` Dave Chinner
2010-04-13 14:36         ` Dave Chinner
2010-04-14  3:12         ` Dave Chinner
2010-04-14  3:12           ` Dave Chinner
2010-04-14  6:52           ` KOSAKI Motohiro
2010-04-14  6:52             ` KOSAKI Motohiro
2010-04-15  1:56             ` Dave Chinner
2010-04-15  1:56               ` Dave Chinner
2010-04-14  6:52         ` KOSAKI Motohiro
2010-04-14  6:52           ` KOSAKI Motohiro
2010-04-14  7:36           ` Dave Chinner
2010-04-14  7:36             ` Dave Chinner
2010-04-13  9:58 ` Mel Gorman
2010-04-13  9:58   ` Mel Gorman
2010-04-13 11:19   ` Dave Chinner
2010-04-13 11:19     ` Dave Chinner
2010-04-13 19:34     ` Mel Gorman
2010-04-13 19:34       ` Mel Gorman
2010-04-13 20:20       ` Chris Mason
2010-04-13 20:20         ` Chris Mason
2010-04-14  1:40         ` Dave Chinner
2010-04-14  1:40           ` Dave Chinner
2010-04-14  4:59           ` KAMEZAWA Hiroyuki
2010-04-14  4:59             ` KAMEZAWA Hiroyuki
2010-04-14  5:41             ` Dave Chinner
2010-04-14  5:41               ` Dave Chinner
2010-04-14  5:54               ` KOSAKI Motohiro
2010-04-14  5:54                 ` KOSAKI Motohiro
2010-04-14  6:13                 ` Minchan Kim
2010-04-14  7:19                   ` Minchan Kim
2010-04-14  7:19                     ` Minchan Kim
2010-04-14  9:42                     ` KAMEZAWA Hiroyuki
2010-04-14  9:42                       ` KAMEZAWA Hiroyuki
2010-04-14  9:42                       ` KAMEZAWA Hiroyuki
2010-04-14 10:01                       ` Minchan Kim
2010-04-14 10:01                         ` Minchan Kim
2010-04-14 10:07                         ` Mel Gorman
2010-04-14 10:07                           ` Mel Gorman
2010-04-14 10:07                           ` Mel Gorman
2010-04-14 10:16                           ` Minchan Kim
2010-04-14 10:16                             ` Minchan Kim
2010-04-14  7:06                 ` Dave Chinner
2010-04-14  7:06                   ` Dave Chinner
2010-04-14  6:52           ` KOSAKI Motohiro
2010-04-14  6:52             ` KOSAKI Motohiro
2010-04-14  7:28             ` Dave Chinner
2010-04-14  7:28               ` Dave Chinner
2010-04-14  8:51               ` Mel Gorman
2010-04-14  8:51                 ` Mel Gorman
2010-04-15  1:34                 ` Dave Chinner
2010-04-15  1:34                   ` Dave Chinner
2010-04-15  1:34                   ` Dave Chinner
2010-04-15  4:09                   ` KOSAKI Motohiro
2010-04-15  4:09                     ` KOSAKI Motohiro
2010-04-15  4:11                     ` [PATCH 1/4] vmscan: delegate pageout io to flusher thread if current is kswapd KOSAKI Motohiro
2010-04-15  4:11                       ` KOSAKI Motohiro
2010-04-15  4:11                       ` KOSAKI Motohiro
2010-04-15  8:05                       ` Suleiman Souhlal
2010-04-15  8:05                         ` Suleiman Souhlal
2010-04-15  8:17                         ` KOSAKI Motohiro
2010-04-15  8:17                           ` KOSAKI Motohiro
2010-04-15  8:26                           ` KOSAKI Motohiro
2010-04-15  8:26                             ` KOSAKI Motohiro
2010-04-15 10:30                             ` Johannes Weiner
2010-04-15 10:30                               ` Johannes Weiner
2010-04-15 17:24                               ` Suleiman Souhlal
2010-04-15 17:24                                 ` Suleiman Souhlal
2010-04-20  2:56                               ` Ying Han
2010-04-20  2:56                                 ` Ying Han
2010-04-15  9:32                         ` Dave Chinner
2010-04-15  9:32                           ` Dave Chinner
2010-04-15  9:41                           ` KOSAKI Motohiro
2010-04-15  9:41                             ` KOSAKI Motohiro
2010-04-15 17:27                           ` Suleiman Souhlal
2010-04-15 17:27                             ` Suleiman Souhlal
2010-04-15 23:33                             ` Dave Chinner
2010-04-15 23:33                               ` Dave Chinner
2010-04-15 23:41                               ` Suleiman Souhlal
2010-04-15 23:41                                 ` Suleiman Souhlal
2010-04-16  9:50                               ` Alan Cox
2010-04-16  9:50                                 ` Alan Cox
2010-04-17  3:06                                 ` Dave Chinner
2010-04-17  3:06                                   ` Dave Chinner
2010-04-15  8:18                       ` KOSAKI Motohiro
2010-04-15  8:18                         ` KOSAKI Motohiro
2010-04-15  8:18                         ` KOSAKI Motohiro
2010-04-15 10:31                       ` Mel Gorman
2010-04-15 10:31                         ` Mel Gorman
2010-04-15 11:26                         ` KOSAKI Motohiro
2010-04-15 11:26                           ` KOSAKI Motohiro
2010-04-15  4:13                     ` [PATCH 2/4] vmscan: kill prev_priority completely KOSAKI Motohiro
2010-04-15  4:13                       ` KOSAKI Motohiro
2010-04-15  4:13                       ` KOSAKI Motohiro
2010-04-15  4:14                     ` [PATCH 3/4] vmscan: move priority variable into scan_control KOSAKI Motohiro
2010-04-15  4:14                       ` KOSAKI Motohiro
2010-04-15  4:14                       ` KOSAKI Motohiro
2010-04-15  4:15                     ` [PATCH 4/4] vmscan: delegate page cleaning io to flusher thread if VM pressure is low KOSAKI Motohiro
2010-04-15  4:15                       ` KOSAKI Motohiro
2010-04-15  4:15                       ` KOSAKI Motohiro
2010-04-15  4:35                     ` [PATCH] mm: disallow direct reclaim page writeback KOSAKI Motohiro
2010-04-15  4:35                       ` KOSAKI Motohiro
2010-04-15  6:32                       ` Dave Chinner
2010-04-15  6:32                         ` Dave Chinner
2010-04-15  6:44                         ` KOSAKI Motohiro
2010-04-15  6:44                           ` KOSAKI Motohiro
2010-04-15  6:58                           ` Dave Chinner
2010-04-15  6:58                             ` Dave Chinner
2010-04-15  6:20                     ` Dave Chinner
2010-04-15  6:20                       ` Dave Chinner
2010-04-15  6:35                       ` KOSAKI Motohiro
2010-04-15  6:35                         ` KOSAKI Motohiro
2010-04-15  8:54                         ` Dave Chinner
2010-04-15  8:54                           ` Dave Chinner
2010-04-15 10:21                           ` KOSAKI Motohiro
2010-04-15 10:21                             ` KOSAKI Motohiro
2010-04-15 10:23                             ` [PATCH 1/4] vmscan: simplify shrink_inactive_list() KOSAKI Motohiro
2010-04-15 10:23                               ` KOSAKI Motohiro
2010-04-15 13:15                               ` Mel Gorman
2010-04-15 13:15                                 ` Mel Gorman
2010-04-15 15:01                                 ` Andi Kleen
2010-04-15 15:01                                   ` Andi Kleen
2010-04-15 15:44                                   ` Mel Gorman
2010-04-15 15:44                                     ` Mel Gorman
2010-04-15 16:54                                     ` Andi Kleen
2010-04-15 16:54                                       ` Andi Kleen
2010-04-15 23:40                                       ` Dave Chinner
2010-04-15 23:40                                         ` Dave Chinner
2010-04-16  7:13                                         ` Andi Kleen
2010-04-16  7:13                                           ` Andi Kleen
2010-04-16 14:57                                         ` Mel Gorman
2010-04-16 14:57                                           ` Mel Gorman
2010-04-17  2:37                                           ` Dave Chinner
2010-04-17  2:37                                             ` Dave Chinner
2010-04-16 14:55                                       ` Mel Gorman
2010-04-16 14:55                                         ` Mel Gorman
2010-04-15 18:22                                 ` Valdis.Kletnieks
2010-04-16  9:39                                   ` Mel Gorman
2010-04-16  9:39                                     ` Mel Gorman
2010-04-15 10:24                             ` [PATCH 2/4] [cleanup] mm: introduce free_pages_prepare KOSAKI Motohiro
2010-04-15 10:24                               ` KOSAKI Motohiro
2010-04-15 10:24                               ` KOSAKI Motohiro
2010-04-15 13:33                               ` Mel Gorman
2010-04-15 13:33                                 ` Mel Gorman
2010-04-15 10:24                             ` [PATCH 3/4] mm: introduce free_pages_bulk KOSAKI Motohiro
2010-04-15 10:24                               ` KOSAKI Motohiro
2010-04-15 10:24                               ` KOSAKI Motohiro
2010-04-15 13:46                               ` Mel Gorman
2010-04-15 13:46                                 ` Mel Gorman
2010-04-15 10:26                             ` [PATCH 4/4] vmscan: replace the pagevec in shrink_inactive_list() with list KOSAKI Motohiro
2010-04-15 10:26                               ` KOSAKI Motohiro
2010-04-15 10:28                   ` [PATCH] mm: disallow direct reclaim page writeback Mel Gorman
2010-04-15 10:28                     ` Mel Gorman
2010-04-15 13:42                     ` Chris Mason
2010-04-15 13:42                       ` Chris Mason
2010-04-15 17:50                       ` tytso
2010-04-15 17:50                       ` tytso
2010-04-15 17:50                         ` tytso
2010-04-16 15:05                       ` Mel Gorman
2010-04-16 15:05                       ` Mel Gorman
2010-04-16 15:05                         ` Mel Gorman
2010-04-19 15:15                         ` Mel Gorman
2010-04-19 15:15                           ` Mel Gorman
2010-04-19 17:38                           ` Chris Mason
2010-04-19 15:15                         ` Mel Gorman
2010-04-16  4:14                     ` Dave Chinner
2010-04-16  4:14                       ` Dave Chinner
2010-04-16 15:14                       ` Mel Gorman
2010-04-16 15:14                         ` Mel Gorman
2010-04-18  0:32                         ` Andrew Morton
2010-04-18  0:32                           ` Andrew Morton
2010-04-18 19:05                           ` Christoph Hellwig
2010-04-18 19:05                             ` Christoph Hellwig
2010-04-18 16:31                             ` Andrew Morton
2010-04-18 16:31                               ` Andrew Morton
2010-04-18 19:35                               ` Christoph Hellwig
2010-04-18 19:35                                 ` Christoph Hellwig
2010-04-18 19:11                             ` Sorin Faibish
2010-04-18 19:11                               ` Sorin Faibish
2010-04-18 19:11                               ` Sorin Faibish
2010-04-18 19:10                           ` Sorin Faibish
2010-04-18 19:10                             ` Sorin Faibish
2010-04-18 19:10                             ` Sorin Faibish
2010-04-18 21:30                             ` James Bottomley
2010-04-18 21:30                               ` James Bottomley
2010-04-18 23:34                               ` Sorin Faibish
2010-04-18 23:34                                 ` Sorin Faibish
2010-04-18 23:34                                 ` Sorin Faibish
2010-04-19  3:08                               ` tytso [this message]
2010-04-19  3:08                                 ` tytso
2010-04-19  0:35                           ` Dave Chinner
2010-04-19  0:35                             ` Dave Chinner
2010-04-19  0:49                             ` Arjan van de Ven
2010-04-19  0:49                               ` Arjan van de Ven
2010-04-19  1:08                               ` Dave Chinner
2010-04-19  1:08                                 ` Dave Chinner
2010-04-19  4:32                                 ` Arjan van de Ven
2010-04-19  4:32                                   ` Arjan van de Ven
2010-04-19 15:20                         ` Mel Gorman
2010-04-19 15:20                           ` Mel Gorman
2010-04-23  1:06                           ` Dave Chinner
2010-04-23  1:06                             ` Dave Chinner
2010-04-23 10:50                             ` Mel Gorman
2010-04-23 10:50                               ` Mel Gorman
2010-04-15 14:57                   ` Andi Kleen
2010-04-15 14:57                     ` Andi Kleen
2010-04-15  2:37                 ` Johannes Weiner
2010-04-15  2:37                   ` Johannes Weiner
2010-04-15  2:43                   ` KOSAKI Motohiro
2010-04-15  2:43                     ` KOSAKI Motohiro
2010-04-16 23:56                     ` Johannes Weiner
2010-04-16 23:56                       ` Johannes Weiner
2010-04-14  6:52         ` KOSAKI Motohiro
2010-04-14  6:52           ` KOSAKI Motohiro
2010-04-14 10:06         ` Andi Kleen
2010-04-14 10:06           ` Andi Kleen
2010-04-14 11:20           ` Chris Mason
2010-04-14 11:20             ` Chris Mason
2010-04-14 12:15             ` Andi Kleen
2010-04-14 12:15               ` Andi Kleen
2010-04-14 12:32               ` Alan Cox
2010-04-14 12:32                 ` Alan Cox
2010-04-14 12:34                 ` Andi Kleen
2010-04-14 12:34                   ` Andi Kleen
2010-04-14 13:23             ` Mel Gorman
2010-04-14 13:23               ` Mel Gorman
2010-04-14 14:07               ` Chris Mason
2010-04-14 14:07                 ` Chris Mason
2010-04-14  0:24 ` Minchan Kim
2010-04-14  0:24   ` Minchan Kim
2010-04-14  4:44   ` Dave Chinner
2010-04-14  4:44     ` Dave Chinner
2010-04-14  7:54     ` Minchan Kim
2010-04-14  7:54       ` Minchan Kim
2010-04-16  1:13 ` KAMEZAWA Hiroyuki
2010-04-16  1:13   ` KAMEZAWA Hiroyuki
2010-04-16  4:18   ` KAMEZAWA Hiroyuki
2010-04-16  4:18     ` KAMEZAWA Hiroyuki

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