On Wed, 27 Apr 2022 19:48:54 -0300, Guilherme G. Piccoli wrote: > Hey folks, this is an attempt to improve/refactor the dated panic notifiers > infrastructure. This is strongly based in a suggestion made by Pter Mladek [0] > some time ago, and it's finally ready. Below I'll detail the patch ordering, > testing made, etc. > First, a bit about the reason behind this. > > The panic notifiers list is an infrastructure that allows callbacks to execute > during panic time. Happens that anybody can add functions there, no ordering > is enforced (by default) and the decision to execute or not such notifiers > before kdump may lead to high risk of failure in crash scenarios - default is > not to execute any of them. There is a parameter acting as a switch for that. > But some architectures require some notifiers, so..it's messy. > > [...]
Patch 8 applied to powerpc/next. [08/30] powerpc/setup: Refactor/untangle panic notifiers https://git.kernel.org/powerpc/c/e2aa34ce80a26d24a0333da9402d533885f239c9 cheers