Re: Sort of a feature proposal

> 
> Hi, I have some large git repositories on a USB drive (ext3 file
> system).  That means that when replugging the drive, the recorded st_dev
> data in the index is off, meaning that the whole repo directory
> structure gets reread as the stat data of all directories has changed.
> 
> That's a nuisance.  Can't we have some heuristic or configuration option
> where we, say, record the st_dev of the _index_ file, and if that has
> changed, we propagate that change to the st_dev of its contents?  I'd
> like to see something that works more efficiently than rescanning the
> whole disk every time I hibernate my computer.