/proc/irq/66
NameSizeModeActions
affinity_hint00444editdlrm
effective_affinity00444editdlrm
effective_affinity_list00444editdlrm
node00444editdlrm
smp_affinity00444editdlrm
smp_affinity_list00444editdlrm
spurious00444editdlrm
Edit: /proc/irq/66/effective_affinity_list (0B)
3