Messages in this thread | | | Subject | Re: Crash in msm serial on dragonboard with ftrace bootargs | From | Sai Prakash Ranjan <> | Date | Fri, 16 Nov 2018 16:19:48 +0530 |
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On 11/16/2018 9:09 AM, Viresh Kumar wrote: > On Thu, Nov 15, 2018 at 4:23 PM Srinivas Kandagatla > <srinivas.kandagatla@linaro.org> 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 >
Maybe you can take this earlycon issue as a usecase. I have added a boot constraint for earlycon on db410c and have sent a patch. Whenever you repitch boot-constraint, you can add that as well :)
Thanks, Sai
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