From: Peter Zijlstra <peterz@infradead.org>
To: Vivek Goyal <vgoyal@redhat.com>
Cc: Wu Fengguang <fengguang.wu@intel.com>,
linux-fsdevel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
Jan Kara <jack@suse.cz>, Christoph Hellwig <hch@lst.de>,
Dave Chinner <david@fromorbit.com>,
Greg Thelen <gthelen@google.com>,
Minchan Kim <minchan.kim@gmail.com>,
Andrea Righi <arighi@develer.com>, linux-mm <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 5/5] writeback: IO-less balance_dirty_pages()
Date: Tue, 09 Aug 2011 20:41:05 +0200 [thread overview]
Message-ID: <1312915266.1083.75.camel@twins> (raw)
In-Reply-To: <20110809181543.GG6482@redhat.com>
On Tue, 2011-08-09 at 14:15 -0400, Vivek Goyal wrote:
>
> So far bw had pos_ratio as value now it will be replaced with actual
> bandwidth as value. It makes code confusing. So using pos_ratio will
> help.
Agreed on consistency, also I'm not sure bandwidth is the right term
here to begin with, its a pages/s unit and I think rate would be better
here. But whatever ;-)
WARNING: multiple messages have this Message-ID (diff)
From: Peter Zijlstra <peterz@infradead.org>
To: Vivek Goyal <vgoyal@redhat.com>
Cc: Wu Fengguang <fengguang.wu@intel.com>,
linux-fsdevel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
Jan Kara <jack@suse.cz>, Christoph Hellwig <hch@lst.de>,
Dave Chinner <david@fromorbit.com>,
Greg Thelen <gthelen@google.com>,
Minchan Kim <minchan.kim@gmail.com>,
Andrea Righi <arighi@develer.com>, linux-mm <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 5/5] writeback: IO-less balance_dirty_pages()
Date: Tue, 09 Aug 2011 20:41:05 +0200 [thread overview]
Message-ID: <1312915266.1083.75.camel@twins> (raw)
In-Reply-To: <20110809181543.GG6482@redhat.com>
On Tue, 2011-08-09 at 14:15 -0400, Vivek Goyal wrote:
>
> So far bw had pos_ratio as value now it will be replaced with actual
> bandwidth as value. It makes code confusing. So using pos_ratio will
> help.
Agreed on consistency, also I'm not sure bandwidth is the right term
here to begin with, its a pages/s unit and I think rate would be better
here. But whatever ;-)
--
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WARNING: multiple messages have this Message-ID (diff)
From: Peter Zijlstra <peterz@infradead.org>
To: Vivek Goyal <vgoyal@redhat.com>
Cc: Wu Fengguang <fengguang.wu@intel.com>,
linux-fsdevel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
Jan Kara <jack@suse.cz>, Christoph Hellwig <hch@lst.de>,
Dave Chinner <david@fromorbit.com>,
Greg Thelen <gthelen@google.com>,
Minchan Kim <minchan.kim@gmail.com>,
Andrea Righi <arighi@develer.com>, linux-mm <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 5/5] writeback: IO-less balance_dirty_pages()
Date: Tue, 09 Aug 2011 20:41:05 +0200 [thread overview]
Message-ID: <1312915266.1083.75.camel@twins> (raw)
In-Reply-To: <20110809181543.GG6482@redhat.com>
On Tue, 2011-08-09 at 14:15 -0400, Vivek Goyal wrote:
>
> So far bw had pos_ratio as value now it will be replaced with actual
> bandwidth as value. It makes code confusing. So using pos_ratio will
> help.
Agreed on consistency, also I'm not sure bandwidth is the right term
here to begin with, its a pages/s unit and I think rate would be better
here. But whatever ;-)
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
next prev parent reply other threads:[~2011-08-09 18:41 UTC|newest]
Thread overview: 301+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-06 8:44 [PATCH 0/5] IO-less dirty throttling v8 Wu Fengguang
2011-08-06 8:44 ` Wu Fengguang
2011-08-06 8:44 ` Wu Fengguang
2011-08-06 8:44 ` [PATCH 1/5] writeback: account per-bdi accumulated dirtied pages Wu Fengguang
2011-08-06 8:44 ` Wu Fengguang
2011-08-06 8:44 ` Wu Fengguang
2011-08-06 8:44 ` [PATCH 2/5] writeback: dirty position control Wu Fengguang
2011-08-06 8:44 ` Wu Fengguang
2011-08-06 8:44 ` Wu Fengguang
2011-08-08 13:46 ` Peter Zijlstra
2011-08-08 13:46 ` Peter Zijlstra
2011-08-08 13:46 ` Peter Zijlstra
2011-08-08 14:11 ` Wu Fengguang
2011-08-08 14:11 ` Wu Fengguang
2011-08-08 14:31 ` Peter Zijlstra
2011-08-08 14:31 ` Peter Zijlstra
2011-08-08 14:31 ` Peter Zijlstra
2011-08-08 22:47 ` Wu Fengguang
2011-08-08 22:47 ` Wu Fengguang
2011-08-09 9:31 ` Peter Zijlstra
2011-08-09 9:31 ` Peter Zijlstra
2011-08-09 9:31 ` Peter Zijlstra
2011-08-10 12:28 ` Wu Fengguang
2011-08-10 12:28 ` Wu Fengguang
2011-08-08 14:41 ` Peter Zijlstra
2011-08-08 14:41 ` Peter Zijlstra
2011-08-08 14:41 ` Peter Zijlstra
2011-08-08 23:05 ` Wu Fengguang
2011-08-08 23:05 ` Wu Fengguang
2011-08-09 10:32 ` Peter Zijlstra
2011-08-09 10:32 ` Peter Zijlstra
2011-08-09 10:32 ` Peter Zijlstra
2011-08-09 17:20 ` Peter Zijlstra
2011-08-09 17:20 ` Peter Zijlstra
2011-08-09 17:20 ` Peter Zijlstra
2011-08-10 22:34 ` Jan Kara
2011-08-10 22:34 ` Jan Kara
2011-08-11 2:29 ` Wu Fengguang
2011-08-11 2:29 ` Wu Fengguang
2011-08-11 11:14 ` Jan Kara
2011-08-11 11:14 ` Jan Kara
2011-08-16 8:35 ` Wu Fengguang
2011-08-16 8:35 ` Wu Fengguang
2011-08-12 13:19 ` Wu Fengguang
2011-08-12 13:19 ` Wu Fengguang
2011-08-10 21:40 ` Vivek Goyal
2011-08-10 21:40 ` Vivek Goyal
2011-08-16 8:55 ` Wu Fengguang
2011-08-16 8:55 ` Wu Fengguang
2011-08-11 22:56 ` Peter Zijlstra
2011-08-11 22:56 ` Peter Zijlstra
2011-08-11 22:56 ` Peter Zijlstra
2011-08-12 2:43 ` Wu Fengguang
2011-08-12 2:43 ` Wu Fengguang
2011-08-12 3:18 ` Wu Fengguang
2011-08-12 5:45 ` Wu Fengguang
2011-08-12 5:45 ` Wu Fengguang
2011-08-12 9:45 ` Peter Zijlstra
2011-08-12 9:45 ` Peter Zijlstra
2011-08-12 9:45 ` Peter Zijlstra
2011-08-12 11:07 ` Wu Fengguang
2011-08-12 11:07 ` Wu Fengguang
2011-08-12 12:17 ` Peter Zijlstra
2011-08-12 12:17 ` Peter Zijlstra
2011-08-12 12:17 ` Peter Zijlstra
2011-08-12 9:47 ` Peter Zijlstra
2011-08-12 9:47 ` Peter Zijlstra
2011-08-12 9:47 ` Peter Zijlstra
2011-08-12 11:11 ` Wu Fengguang
2011-08-12 11:11 ` Wu Fengguang
2011-08-12 12:54 ` Peter Zijlstra
2011-08-12 12:54 ` Peter Zijlstra
2011-08-12 12:54 ` Peter Zijlstra
2011-08-12 12:59 ` Wu Fengguang
2011-08-12 12:59 ` Wu Fengguang
2011-08-12 13:08 ` Peter Zijlstra
2011-08-12 13:08 ` Peter Zijlstra
2011-08-12 13:08 ` Peter Zijlstra
2011-08-12 13:04 ` Peter Zijlstra
2011-08-12 13:04 ` Peter Zijlstra
2011-08-12 13:04 ` Peter Zijlstra
2011-08-12 14:20 ` Wu Fengguang
2011-08-12 14:20 ` Wu Fengguang
2011-08-22 15:38 ` Peter Zijlstra
2011-08-22 15:38 ` Peter Zijlstra
2011-08-22 15:38 ` Peter Zijlstra
2011-08-23 3:40 ` Wu Fengguang
2011-08-23 3:40 ` Wu Fengguang
2011-08-23 10:01 ` Peter Zijlstra
2011-08-23 10:01 ` Peter Zijlstra
2011-08-23 10:01 ` Peter Zijlstra
2011-08-23 14:15 ` Wu Fengguang
2011-08-23 14:15 ` Wu Fengguang
2011-08-23 17:47 ` Vivek Goyal
2011-08-23 17:47 ` Vivek Goyal
2011-08-24 0:12 ` Wu Fengguang
2011-08-24 0:12 ` Wu Fengguang
2011-08-24 16:12 ` Peter Zijlstra
2011-08-24 16:12 ` Peter Zijlstra
2011-08-26 0:18 ` Wu Fengguang
2011-08-26 0:18 ` Wu Fengguang
2011-08-26 9:04 ` Peter Zijlstra
2011-08-26 9:04 ` Peter Zijlstra
2011-08-26 10:04 ` Wu Fengguang
2011-08-26 10:04 ` Wu Fengguang
2011-08-26 10:42 ` Peter Zijlstra
2011-08-26 10:42 ` Peter Zijlstra
2011-08-26 10:52 ` Wu Fengguang
2011-08-26 10:52 ` Wu Fengguang
2011-08-26 11:26 ` Wu Fengguang
2011-08-26 12:11 ` Peter Zijlstra
2011-08-26 12:11 ` Peter Zijlstra
2011-08-26 12:20 ` Wu Fengguang
2011-08-26 12:20 ` Wu Fengguang
2011-08-26 13:13 ` Wu Fengguang
2011-08-26 13:18 ` Peter Zijlstra
2011-08-26 13:18 ` Peter Zijlstra
2011-08-26 13:24 ` Wu Fengguang
2011-08-26 13:24 ` Wu Fengguang
2011-08-24 18:00 ` Vivek Goyal
2011-08-24 18:00 ` Vivek Goyal
2011-08-25 3:19 ` Wu Fengguang
2011-08-25 3:19 ` Wu Fengguang
2011-08-25 22:20 ` Vivek Goyal
2011-08-25 22:20 ` Vivek Goyal
2011-08-26 1:56 ` Wu Fengguang
2011-08-26 1:56 ` Wu Fengguang
2011-08-26 8:56 ` Peter Zijlstra
2011-08-26 8:56 ` Peter Zijlstra
2011-08-26 9:53 ` Wu Fengguang
2011-08-26 9:53 ` Wu Fengguang
2011-08-29 13:12 ` Peter Zijlstra
2011-08-29 13:12 ` Peter Zijlstra
2011-08-29 13:37 ` Wu Fengguang
2011-08-29 13:37 ` Wu Fengguang
2011-09-02 12:16 ` Peter Zijlstra
2011-09-02 12:16 ` Peter Zijlstra
2011-09-06 12:40 ` Peter Zijlstra
2011-09-06 12:40 ` Peter Zijlstra
2011-08-24 15:57 ` Peter Zijlstra
2011-08-24 15:57 ` Peter Zijlstra
2011-08-24 15:57 ` Peter Zijlstra
2011-08-25 5:30 ` Wu Fengguang
2011-08-25 5:30 ` Wu Fengguang
2011-08-23 14:36 ` Vivek Goyal
2011-08-23 14:36 ` Vivek Goyal
2011-08-09 2:08 ` Vivek Goyal
2011-08-09 2:08 ` Vivek Goyal
2011-08-16 8:59 ` Wu Fengguang
2011-08-16 8:59 ` Wu Fengguang
2011-08-06 8:44 ` [PATCH 3/5] writeback: dirty rate control Wu Fengguang
2011-08-06 8:44 ` Wu Fengguang
2011-08-06 8:44 ` Wu Fengguang
2011-08-09 14:54 ` Vivek Goyal
2011-08-09 14:54 ` Vivek Goyal
2011-08-11 3:42 ` Wu Fengguang
2011-08-11 3:42 ` Wu Fengguang
2011-08-09 14:57 ` Peter Zijlstra
2011-08-09 14:57 ` Peter Zijlstra
2011-08-09 14:57 ` Peter Zijlstra
2011-08-10 11:07 ` Wu Fengguang
2011-08-10 11:07 ` Wu Fengguang
2011-08-10 16:17 ` Peter Zijlstra
2011-08-10 16:17 ` Peter Zijlstra
2011-08-10 16:17 ` Peter Zijlstra
2011-08-15 14:08 ` Wu Fengguang
2011-08-15 14:08 ` Wu Fengguang
2011-08-09 15:50 ` Vivek Goyal
2011-08-09 15:50 ` Vivek Goyal
2011-08-09 16:16 ` Peter Zijlstra
2011-08-09 16:16 ` Peter Zijlstra
2011-08-09 16:16 ` Peter Zijlstra
2011-08-09 16:19 ` Peter Zijlstra
2011-08-09 16:19 ` Peter Zijlstra
2011-08-09 16:19 ` Peter Zijlstra
2011-08-10 14:07 ` Wu Fengguang
2011-08-10 14:07 ` Wu Fengguang
2011-08-10 14:00 ` Wu Fengguang
2011-08-10 14:00 ` Wu Fengguang
2011-08-10 17:10 ` Peter Zijlstra
2011-08-10 17:10 ` Peter Zijlstra
2011-08-15 14:11 ` Wu Fengguang
2011-08-15 14:11 ` Wu Fengguang
2011-08-09 16:56 ` Peter Zijlstra
2011-08-09 16:56 ` Peter Zijlstra
2011-08-09 16:56 ` Peter Zijlstra
2011-08-10 14:10 ` Wu Fengguang
2011-08-09 17:02 ` Peter Zijlstra
2011-08-09 17:02 ` Peter Zijlstra
2011-08-09 17:02 ` Peter Zijlstra
2011-08-10 14:15 ` Wu Fengguang
2011-08-10 14:15 ` Wu Fengguang
2011-08-06 8:44 ` [PATCH 4/5] writeback: per task dirty rate limit Wu Fengguang
2011-08-06 8:44 ` Wu Fengguang
2011-08-06 8:44 ` Wu Fengguang
2011-08-06 14:35 ` Andrea Righi
2011-08-06 14:35 ` Andrea Righi
2011-08-07 6:19 ` Wu Fengguang
2011-08-07 6:19 ` Wu Fengguang
2011-08-08 13:47 ` Peter Zijlstra
2011-08-08 13:47 ` Peter Zijlstra
2011-08-08 13:47 ` Peter Zijlstra
2011-08-08 14:21 ` Wu Fengguang
2011-08-08 14:21 ` Wu Fengguang
2011-08-08 23:32 ` Wu Fengguang
2011-08-08 23:32 ` Wu Fengguang
2011-08-08 14:23 ` Wu Fengguang
2011-08-08 14:23 ` Wu Fengguang
2011-08-08 14:26 ` Peter Zijlstra
2011-08-08 14:26 ` Peter Zijlstra
2011-08-08 14:26 ` Peter Zijlstra
2011-08-08 22:38 ` Wu Fengguang
2011-08-08 22:38 ` Wu Fengguang
2011-08-13 16:28 ` Andrea Righi
2011-08-13 16:28 ` Andrea Righi
2011-08-15 14:21 ` Wu Fengguang
2011-08-15 14:26 ` Andrea Righi
2011-08-15 14:26 ` Andrea Righi
2011-08-09 17:46 ` Vivek Goyal
2011-08-09 17:46 ` Vivek Goyal
2011-08-10 3:29 ` Wu Fengguang
2011-08-10 3:29 ` Wu Fengguang
2011-08-10 18:18 ` Vivek Goyal
2011-08-10 18:18 ` Vivek Goyal
2011-08-11 0:55 ` Wu Fengguang
2011-08-11 0:55 ` Wu Fengguang
2011-08-09 18:35 ` Peter Zijlstra
2011-08-09 18:35 ` Peter Zijlstra
2011-08-09 18:35 ` Peter Zijlstra
2011-08-10 3:40 ` Wu Fengguang
2011-08-10 3:40 ` Wu Fengguang
2011-08-10 10:25 ` Peter Zijlstra
2011-08-10 10:25 ` Peter Zijlstra
2011-08-10 10:25 ` Peter Zijlstra
2011-08-10 11:13 ` Wu Fengguang
2011-08-10 11:13 ` Wu Fengguang
2011-08-06 8:44 ` [PATCH 5/5] writeback: IO-less balance_dirty_pages() Wu Fengguang
2011-08-06 8:44 ` Wu Fengguang
2011-08-06 8:44 ` Wu Fengguang
2011-08-06 14:48 ` Andrea Righi
2011-08-06 14:48 ` Andrea Righi
2011-08-06 14:48 ` Andrea Righi
2011-08-07 6:44 ` Wu Fengguang
2011-08-07 6:44 ` Wu Fengguang
2011-08-07 6:44 ` Wu Fengguang
2011-08-06 16:46 ` Andrea Righi
2011-08-06 16:46 ` Andrea Righi
2011-08-07 7:18 ` Wu Fengguang
2011-08-07 9:50 ` Andrea Righi
2011-08-07 9:50 ` Andrea Righi
2011-08-09 18:15 ` Vivek Goyal
2011-08-09 18:15 ` Vivek Goyal
2011-08-09 18:41 ` Peter Zijlstra [this message]
2011-08-09 18:41 ` Peter Zijlstra
2011-08-09 18:41 ` Peter Zijlstra
2011-08-10 3:22 ` Wu Fengguang
2011-08-10 3:22 ` Wu Fengguang
2011-08-10 3:26 ` Wu Fengguang
2011-08-10 3:26 ` Wu Fengguang
2011-08-09 19:16 ` Vivek Goyal
2011-08-09 19:16 ` Vivek Goyal
2011-08-10 4:33 ` Wu Fengguang
2011-08-09 2:01 ` [PATCH 0/5] IO-less dirty throttling v8 Vivek Goyal
2011-08-09 2:01 ` Vivek Goyal
2011-08-09 5:55 ` Dave Chinner
2011-08-09 5:55 ` Dave Chinner
2011-08-09 14:04 ` Vivek Goyal
2011-08-09 14:04 ` Vivek Goyal
2011-08-10 7:41 ` Greg Thelen
2011-08-10 7:41 ` Greg Thelen
2011-08-10 7:41 ` Greg Thelen
2011-08-10 18:40 ` Vivek Goyal
2011-08-10 18:40 ` Vivek Goyal
2011-08-10 18:40 ` Vivek Goyal
2011-08-11 3:21 ` Wu Fengguang
2011-08-11 3:21 ` Wu Fengguang
2011-08-11 20:42 ` Vivek Goyal
2011-08-11 20:42 ` Vivek Goyal
2011-08-11 21:00 ` Vivek Goyal
2011-08-11 21:00 ` Vivek Goyal
2011-08-16 2:20 [PATCH 0/5] IO-less dirty throttling v9 Wu Fengguang
2011-08-16 2:20 ` [PATCH 5/5] writeback: IO-less balance_dirty_pages() Wu Fengguang
2011-08-16 2:20 ` Wu Fengguang
2011-08-16 2:20 ` Wu Fengguang
2011-08-19 2:06 ` Vivek Goyal
2011-08-19 2:06 ` Vivek Goyal
2011-08-19 2:54 ` Wu Fengguang
2011-08-19 2:54 ` Wu Fengguang
2011-08-19 19:00 ` Vivek Goyal
2011-08-19 19:00 ` Vivek Goyal
2011-08-21 3:46 ` Wu Fengguang
2011-08-21 3:46 ` Wu Fengguang
2011-08-22 17:22 ` Vivek Goyal
2011-08-22 17:22 ` Vivek Goyal
2011-08-23 1:07 ` Wu Fengguang
2011-08-23 1:07 ` Wu Fengguang
2011-08-23 3:53 ` Wu Fengguang
2011-08-23 3:53 ` Wu Fengguang
2011-08-23 13:53 ` Vivek Goyal
2011-08-23 13:53 ` Vivek Goyal
2011-08-24 3:09 ` Wu Fengguang
2011-08-24 3:09 ` Wu Fengguang
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