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Re: [Jfs-discussion] Unneeded kernel threads (xfs, jfs, gfs2)

To: David Chinner <dgc@xxxxxxx>
Subject: Re: [Jfs-discussion] Unneeded kernel threads (xfs, jfs, gfs2)
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Tue, 13 May 2008 05:28:51 -0400
Cc: Georgi Chorbadzhiyski <gf@xxxxxxxxxxx>, cluster-devel@xxxxxxxxxx, Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>, jfs-discussion@xxxxxxxxxxxxxxxxxxxxx, Donald Douwsma <donaldd@xxxxxxx>, xfs@xxxxxxxxxxx
In-reply-to: <20080513092156.GA26736@xxxxxxxxxxxxx>
References: <4828CAC6.3090402@xxxxxxxxxxx> <48292742.8090409@xxxxxxx> <482951C3.60600@xxxxxxxxxxx> <20080513090311.GZ155679365@xxxxxxx> <20080513092156.GA26736@xxxxxxxxxxxxx>
Sender: xfs-bounce@xxxxxxxxxxx
User-agent: Mutt/1.5.17 (2007-11-01)
On Tue, May 13, 2008 at 05:21:56AM -0400, Christoph Hellwig wrote:
> Well, we could refcount the number of active xfs instances and
> start/stop the global threads based on that.  Not really worth my
> time IHMO, but if someone comes up with a clean enough patch it should
> go in.

Actually doing it in the VFS might be even better.  Add ->init and
->exit methods to struct file_system_type and then the filesystems can
move most of module_init/exit into the new methods.


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