#!/vendor/bin/sh camera_irq_nums=$(grep "lwis" /proc/interrupts | awk '{ print(substr($1, 0, length($1) - 1)) }') for irq_num in ${camera_irq_nums[@]}; do chown system:system /proc/irq/${irq_num}/smp_affinity chown system:system /proc/irq/${irq_num}/smp_affinity_list done