From: Eric Sandeen <sandeen@redhat.com>
To: "Ted Ts'o" <tytso@mit.edu>
Cc: ext4 development <linux-ext4@vger.kernel.org>
Subject: Re: [PATCH V3 RESEND 2] ext4: serialize unaligned asynchronous DIO
Date: Mon, 07 Feb 2011 11:58:21 -0600 [thread overview]
Message-ID: <4D5032BD.4030708@redhat.com> (raw)
In-Reply-To: <20110207155936.GA3457@thunk.org>
On 02/07/2011 09:59 AM, Ted Ts'o wrote:
> On Sun, Feb 06, 2011 at 09:33:36PM -0500, Ted Ts'o wrote:
>>
>> Hey Eric,
>>
>> One question about this patch. You are currently using a hashed array
>> of size 37 for the waitqueue; what about using a similarly sized
>> hashed array for the aio_mutex? We only take it for unaligned
>> mutexes, and I'm trying to work on reducing the size of ext4 inode,
>> since it gets rather large in the inode cache....
>>
>> - Ted
>
> Like this.... I also changed to_ioend_wq() and ioend_wq[] to be
> ext4_ioend_wq() and ext4__ioend_wq[], since they are now global
> variables.
>
Looks fine to me, thanks, feel free to put an akpm-style comment
in the commit about what you fixed up.
-Eric
next prev parent reply other threads:[~2011-02-07 17:58 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-13 22:23 [PATCH] ext4: serialize unaligned asynchronous DIO Eric Sandeen
2011-01-14 4:15 ` Ted Ts'o
2011-01-14 4:41 ` Eric Sandeen
2011-01-14 17:28 ` [PATCH V2] " Eric Sandeen
2011-01-18 16:23 ` Eric Sandeen
2011-01-21 16:00 ` Eric Sandeen
2011-01-21 18:26 ` [PATCH V3 RESEND 2] " Eric Sandeen
2011-01-21 23:27 ` Ted Ts'o
2011-02-07 2:33 ` Ted Ts'o
2011-02-07 15:59 ` Ted Ts'o
2011-02-07 17:58 ` Eric Sandeen [this message]
2011-02-07 22:18 ` Mingming Cao
2012-02-23 13:23 ` backport "ext4: serialize unaligned asynchronous DIO" to 2.6.32 Philipp Hahn
2012-02-23 15:15 ` Eric Sandeen
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