Re: [rfc git patch] union directory

[Bharata B Rao]

On Mon, Dec 01, 2008 at 10:05:09AM +0530, Bharata B Rao wrote:
> On Sat, Nov 29, 2008 at 05:33:19PM +0100, Miklos Szeredi wrote:
> > On Fri, 28 Nov 2008, Bharata B Rao wrote:
> > 
> > The plan is to get a simple kernel implementation first which caches
> > the directory in 'struct file'.
> 
> FYI, I did this for a version of Union Mount.
> (http://lkml.org/lkml/2007/6/20/21) I was maintaining the readdir cache in
> struct file and the cache was persistant across readdir calls.
> 
> Do you have anything different in mind ?

The version pointed to by me above had the entire cache stored
in the struct file of the topmost directory. I guess your plan
is to cache them per branch and combine them during
readdir()/getdents() ?

Regards,
Bharata.
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