Re: [PATCH] Re: NFS "dev_t" issues..

From: Jeff Garzik (
Date: Tue Jan 01 2002 - 18:49:53 EST

Linus Torvalds wrote:
> On Tue, 1 Jan 2002, Jeff Garzik wrote:
> >
> > What do you think about the attached simple patch, making the cookie
> > size more explicit?
> Well, I suspect that we actually should also make the format explicit, and
> basically use the same translation that I did for the NFS filehandle. That
> way it's still just a cookie, but it's a cookie with (a) explicit size and
> (b) meaning that won't change over different kernel revisions.

true, each filesystem needs to figure out how to make sure their on-disk
format doesn't change across kernel revisions... Storing the raw i_rdev
onto disk definitely silly but it appears to be an issue some
filesystems will have to deal with. I'm leaving reiserfs alone so they
can make a policy decision...

Jeff Garzik      | Only so many songs can be sung
Building 1024    | with two lips, two lungs, and one tongue.
MandrakeSoft     |         - nomeansno
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