From: Fengguang Wu <wfg@mail.ustc.edu.cn>
To: Rusty Russell <rusty@rustcorp.com.au>
Cc: Andrew Morton <akpm@osdl.org>,
linux-kernel@vger.kernel.org, Andi Kleen <andi@firstfloor.org>,
Jens Axboe <jens.axboe@oracle.com>,
Oleg Nesterov <oleg@tv-sign.ru>,
Steven Pratt <slpratt@austin.ibm.com>,
Ram Pai <linuxram@us.ibm.com>
Subject: Re: [PATCH 4/9] readahead: data structure and routines
Date: Wed, 13 Jun 2007 11:07:01 +0800 [thread overview]
Message-ID: <381704016.05840@ustc.edu.cn> (raw)
Message-ID: <20070613030701.GA6494@mail.ustc.edu.cn> (raw)
In-Reply-To: <1181694439.6237.94.camel@localhost.localdomain>
Hi Rusty,
On Wed, Jun 13, 2007 at 10:27:19AM +1000, Rusty Russell wrote:
> On Tue, 2007-06-12 at 20:07 +0800, Fengguang Wu wrote:
> > or preferably:
> >
> > pgoff_t start; /* where readahead started */
> > unsigned long size; /* # of readahead pages */
> > unsigned long async_size; /* do asynchronous readahead when there are only # of pages ahead */
> >
> > unsigned long async_size_old; /* TODO: this one is not needed for now */
> >
> > Any opinions? Thanks.
>
> These names and comments are really nice. I think the code will become
> more readable after this, too.
Thank you!
> Did you want me to try to make this patch, or did you want to do it?
I'll make it, after your patch, hehe.
Fengguang
next prev parent reply other threads:[~2007-06-13 3:07 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-16 22:47 [PATCH 0/9] on-demand readahead Fengguang Wu
2007-05-16 22:47 ` Fengguang Wu
2007-05-16 22:47 ` [PATCH 1/9] readahead: introduce PG_readahead Fengguang Wu
2007-05-16 22:47 ` Fengguang Wu
2007-05-19 6:28 ` Andrew Morton
2007-05-19 11:35 ` Andi Kleen
2007-05-19 15:19 ` Andrew Morton
2007-05-19 12:30 ` Fengguang Wu
2007-05-19 12:30 ` Fengguang Wu
2007-05-19 15:25 ` Andrew Morton
2007-05-20 3:09 ` Fengguang Wu
2007-05-20 3:09 ` Fengguang Wu
2007-05-20 7:10 ` Christoph Lameter
2007-06-12 1:04 ` Rusty Russell
2007-06-12 2:52 ` Fengguang Wu
2007-06-12 2:52 ` Fengguang Wu
2007-05-16 22:47 ` [PATCH 2/9] readahead: add look-ahead support to __do_page_cache_readahead() Fengguang Wu
2007-05-16 22:47 ` Fengguang Wu
2007-05-16 22:47 ` [PATCH 3/9] readahead: MIN_RA_PAGES/MAX_RA_PAGES macros Fengguang Wu
2007-05-16 22:47 ` Fengguang Wu
2007-05-16 22:47 ` [PATCH 4/9] readahead: data structure and routines Fengguang Wu
2007-05-16 22:47 ` Fengguang Wu
2007-06-12 3:30 ` Rusty Russell
2007-06-12 12:07 ` Fengguang Wu
2007-06-12 12:07 ` Fengguang Wu
2007-06-13 0:27 ` Rusty Russell
2007-06-13 3:07 ` Fengguang Wu [this message]
2007-06-13 3:07 ` Fengguang Wu
2007-05-16 22:47 ` [PATCH 5/9] readahead: on-demand readahead logic Fengguang Wu
2007-05-16 22:47 ` Fengguang Wu
2007-05-19 6:23 ` Andrew Morton
2007-05-19 13:02 ` Fengguang Wu
2007-05-19 13:02 ` Fengguang Wu
2007-06-12 4:36 ` Rusty Russell
2007-06-12 10:35 ` Fengguang Wu
2007-06-12 10:35 ` Fengguang Wu
2007-06-13 1:40 ` Rusty Russell
2007-06-13 4:00 ` Fengguang Wu
2007-06-13 4:00 ` Fengguang Wu
2007-06-13 5:51 ` Rusty Russell
2007-06-13 7:07 ` Fengguang Wu
2007-06-13 7:07 ` Fengguang Wu
2007-05-16 22:47 ` [PATCH 6/9] readahead: convert filemap invocations Fengguang Wu
2007-05-16 22:47 ` Fengguang Wu
2007-05-16 22:47 ` [PATCH 7/9] readahead: convert splice invocations Fengguang Wu
2007-05-16 22:47 ` Fengguang Wu
2007-05-16 22:48 ` [PATCH 8/9] readahead: convert ext3/ext4 invocations Fengguang Wu
2007-05-16 22:48 ` Fengguang Wu
2007-05-19 12:19 ` Andi Kleen
2007-05-16 22:48 ` [PATCH 9/9] readahead: remove the old algorithm Fengguang Wu
2007-05-16 22:48 ` Fengguang Wu
2007-05-19 12:18 ` Andi Kleen
2007-05-19 13:17 ` Fengguang Wu
2007-05-19 13:17 ` Fengguang Wu
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