Ingo made a RT patch a few years back called "tasklet: Prevent tasklets from going into infinite spin in RT" [0]. I ripped the non-RT pieces out of it and here they are. I kept him as the original Author.
[0] https://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git/tree/patches/tasklet-rt-prevent-tasklets-from-going-into-infinite-spin-in-rt.patch?h=linux-4.14.y-rt-patches Sebastian
