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__this_cpu_ptr equivilant is raw_cpu_ptr, not this_cpu_ptr. Restore need_resched check in arch_cpu_idle. Remove unused __ipipe_stall_root function.
fb8a28e2
__this_cpu_ptr equivilant is raw_cpu_ptr, not this_cpu_ptr. Restore need_resched check in arch_cpu_idle. Remove unused __ipipe_stall_root function.