Re: Crash in msm serial on dragonboard with ftrace bootargs

From: Viresh Kumar
Date: Thu Nov 15 2018 - 22:39:46 EST


On Thu, Nov 15, 2018 at 4:23 PM Srinivas Kandagatla
<srinivas.kandagatla@xxxxxxxxxx> wrote:

> Yes, this is not the solution, but it proves that the hand-off between
> booloaders and kernel is the issue.
>
> In general there is wider issue with resources hand-off between
> bootloader and kernel.
>
> There has been some proposal in the past by Viresh for a new framework
> called boot-constriants (https://lkml.org/lkml/2017/12/14/440) which am
> not sure if its still actively looked at. But something similar should
> be the way to address such issues.

It isn't dead code yet and I am waiting to gain few more use-cases
before I attempt
to convince Greg again :)

Here is the code..

git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/linux.git boot-constraint

--
viresh