Re: crash binary for latest unreleased kernel

From: Mike Galbraith
Date: Fri Jan 26 2018 - 23:49:18 EST


On Fri, 2018-01-26 at 20:38 -0800, Randy Dunlap wrote:
> On 01/26/2018 08:32 PM, Mike Galbraith wrote:
> > On Fri, 2018-01-26 at 12:52 -0800, Joe Smith wrote:
> >> Hi,
> >>
> >> I am doing development on the latest unreleased kernel on a system
> >> running ubuntu 16.04. I can not get crash dump to be saved or use
> >> crash on the live system. I have tried compiling crash on the system.
> >>
> >> What is the trick to do development on the latest kernel using a
> >> system installed with old release.
> >
> > You have to either be motivated enough to fix crash and friends up as
> > they get busted, or lazy enough to wait for maintainers to do so for
> > you.  I've done a bit of both, but the later is my favorite :)
>
> :)
>
> Is it mostly structure updates or is it partly randomized layout of
> structs? or something totally different?

The stuff I've fixed up has been trivial renames and whatnot, operative
word being trivial, easy to find based on gripage.  If I don't find it
quickly, I usually decide to not need it _that_ badly, go with plan B.

-Mike