Re: [PATCH v4 1/2] Provide in-kernel headers for making it easy to extend the kernel

From: Joel Fernandes
Date: Fri Mar 08 2019 - 12:59:04 EST


On Fri, Mar 08, 2019 at 03:02:51PM +0100, Greg KH wrote:
> On Fri, Mar 08, 2019 at 05:42:32AM -0800, Joel Fernandes wrote:
> > HI Geert,
> >
> > On Fri, Mar 8, 2019, 3:53 AM Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> wrote:
> > > > It is just so much easier to use tar + xz at build time, and leave the
> > > > decompression task to the user. After decompression, the files will live on
> > > > the disk and the page-cache mechanism will free memory when/if the files fall
> > > > off the LRUs.
> > >
> > > I'm also considering how generic and extensible the solution is.
> > > What if people need other build artifacts in the future (e.g. signing key to
> > > load signed modules)?
> >
> > That sounds like it could be useful. I don't see any reason off the
> > top why that would not be possible to add to the list of archived
> > files in the future. The patch allows populating the list of files
> > from Kbuild using ikh_file_list variable.
>
> Um, no, you don't want the signing key in the kernel itself, as that
> totally defeats the purpose of the signing key :)

*Bangs self to desk*. You are right, didn't think that one through ;)

By the way, my v5 is ready to send. But I am avoiding sending it due to the
merge window going on. I posted it yesterday in this thread as well:
https://lore.kernel.org/patchwork/comment/1241077/

This is likely to be the final version or so, unless Masahiro or you or other
reviewers have any more comments.

thanks,

- Joel