Re: [PATCH v2 0/6] KEXEC_SIG with appended signature

Michal Suchánek
2021-12-09T14:57:51Z

Hello,

On Wed, Dec 08, 2021 at 08:50:54PM -0500, Nayna wrote:
>
> On 11/25/21 13:02, Michal Suchanek wrote:
> > Hello,
>
> Hi Michael,
>
> >
> > This is resend of the KEXEC_SIG patchset.
> >
> > The first patch is new because it'a a cleanup that does not require any
> > change to the module verification code.
> >
> > The second patch is the only one that is intended to change any
> > functionality.
> >
> > The rest only deduplicates code but I did not receive any review on that
> > part so I don't know if it's desirable as implemented.
> >
> > The first two patches can be applied separately without the rest.
>
> Patch 2 fails to apply on v5.16-rc4. Can you please also include git
> tree/branch while posting the patches ?

Sorry, I did not have a clean base and the Kconfig had another change.

Here is a tree with the changes applied:
https://github.com/hramrach/kernel/tree/kexec_sig

>
> Secondly, I see that you add the powerpc support in Patch 2 and then modify
> it again in Patch 5 after cleanup. Why not add the support for powerpc after
> the clean up ? This will reduce some rework and also probably simplify
> patches.

That's because I don't know if the later patches will be accepted. By
queueing this patch first it can be applied standalone to ppc tree
without regard for the other patches. It's a copy of the s390 code so it
needs the same rework - not really adding complexity.

Thanks

Michal