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Re: xfs_fsr allocation group optimization

To: David Chinner <dgc@xxxxxxx>
Subject: Re: xfs_fsr allocation group optimization
From: Timothy Shimmin <tes@xxxxxxx>
Date: Fri, 15 Jun 2007 17:20:36 +1000
Cc: Johan Andersson <johan@xxxxxxxxx>, xfs@xxxxxxxxxxx, Nathan Scott <nscott@xxxxxxxxxx>
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David Chinner wrote:
On Mon, Jun 11, 2007 at 08:51:32AM +0200, Johan Andersson wrote:
Does anyone know of a good way to find one filename that points o a
certain inode?

We need an rmap....

We have some prototype linux code that does parent pointers (i.e.
each inode has a back pointer to it's parent inode), but that, IIUC,
is a long way from prime-time. Tim?

Cheers,

Dave.

I don't know about a "long way" (longer to fully supported, yes)
Firstly, I need to move its hooks out of linux-2.6/xfs_iops.c which were referring to xfs inodes (instead of vnodes) probably back where they were in
xfs_vnodeops.c.


Nathan, did you have some other suggestion than this - unfortunately,
I haven't looked at this code (until recently) for a while.

Cheers,
Tim.


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