Subject: Re: lseek() extension for spare files
To: Jason Thorpe <>
From: David Laight <>
List: tech-kern
Date: 09/21/2006 21:54:48
On Thu, Sep 21, 2006 at 01:51:28PM -0700, Jason Thorpe wrote:
> I don't see anything particularly wrong with having it (note I have  
> not yet reviewed the actual patch), but what's the application usage?

It could be useful for any sort of processing of very large, very sparse

For example some issues with >2TB filesystesm could be investigated
against a sparse real file (but not through vnd yet) without requiring
the massive disk array itself.


David Laight: