Re: The New Device API (tm)

On Thu, 13 Feb 2003, Axel =?iso-8859-1?q?D=F6rfler ?= wrote:

> "Ingo Weinhold" <bonefish-CFLBMwTPW48UNGrzBIF7/[email protected]> wrote:
> > Enjoy  yourself! And try to not break to many bones! ;-)
>
> Done! :-))

What a relief. You know, what the project would be without you. :-P

> > > [... find=3D5Fdirectory]
> > This depends on how the interface (an ioctl() probably) for getting
> > the
> > directory looks like, i.e. whether it returns an absolute or relative
> > path...
>
> I wanted to introduce a new fs hook for it, not just ioctl() - since
> the file system API is not bound on the device API, we are free to add
> as many calls as we might, ioctl() should only be used for some rare
> cases - at least that's what I think.

Yes, right.

> Of course, every fs hook might cost one syscall, but that's not exactly
> an expensive resource.
> Anyway, I come to that soon (the proposed find directory hook) -
> currently (without having thought much about it), I think it will just
> return a fs relative path; the kernel can than build the full path by
> adding the mount point to that.

Sounds good.

CU, Ingo