> > I actually found it in RT 4.4 kernel, I thought this was also on newer RT > kernels as well (is that not true anymore?). But yes it was exactly what > Peter said. > I see it also in 5.6.4 linut-rt-devel: <snip> #ifdef CONFIG_PREEMPT_RT ... # define get_local_ptr(var) ({ \ migrate_disable(); \ this_cpu_ptr(var); }) ... <snip> -- Vlad Rezki