Re: .gitlink for Summer of Code

From: Martin Waitz <tali@admingilde.org>
Date: Mar 27, 2007, 17:35 UTC
Message-ID: <20070327173512.GS22773@admingilde.org>
In-Reply-To: <Pine.LNX.4.64.0703270952020.6730@woody.linux-foundation.org>

hoi :)

On Tue, Mar 27, 2007 at 10:04:53AM -0700, Linus Torvalds wrote:

Show 5 quoted lines

>  - walking the *global* object list is simply not possible. You need to 
>    fsck every single subtree individually, and fsck the superproject on 
>    its own, *without* recursing into the subprojects. And you need to be 
>    able to clone the superproject and only one or two subprojects, and 
>    never see it as one "atomic" big repository.

and just skip the unreachability check of fsck? With this limitation a shared object store would be possible.

Show 6 quoted lines

> I really think people should think about the *BSD kind of "world" setup. 
> You absolutely do _not_ want supermodules to be indivisible "everything or 
> nothign" kind of things. You want submodules to be very much separate 
> repostories, although you *can* of course share the object store if you 
> want to (the same way git can do it between any number of totally 
> unrelated repositories!)

You already convinced me that the "world" use-case is worthwhile. As to *can* be shared: I'd really like to have some default location for all objects so that it can be found automatically when you later decide to checkout a new submodule which has not yet been fetched.

-- 
Martin Waitz