Re: [PATCH 00/16] [RFC PATCH] Signed kexec support

From: Vivek Goyal
Date: Mon Sep 23 2013 - 13:17:08 EST


On Wed, Sep 18, 2013 at 04:51:21PM +0200, Andrea Adami wrote:
> Hello,
>
> as one of the developers of kexecboot, a kexec-based
> linux-as-bootloader, I'm following with interest this thread.
> FWIW since the beginning we are compiling kexec-tools statically
> against klibc for size constraints.

Hi Andrea,

Good to know about kexecboot.

FWIW, recently we discussed the kexec/kdump with secureboot issue
at Linux Plumbers and Greg KH suggested that it will be simpler if
we implement a new system call which does the job of loading new
kernel. Effectively that means reimplementing /sbin/kexec in kernel.
This will also mean maintaining two code bases for some time and
slowly deprecating one over a period of time.

I will probably start with something small and post proof of concept
patches for review and see how does that go. This is just heads up
on what I am planning to do.

Thanks
Vivek
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