# Connect and Disconnect LAN cable

# initial IRQ32,33/smp_affinity(_list)
smp_affinity = f
smp_affinity_list = 0-3

# initial interrupt file
 32:      35685          0          0          0     GICv2 189 Level     end0
 33:         49          0          0          0     GICv2 190 Level     end0

# connect LAN cable
 32:      36708          0          0          0     GICv2 189 Level     end0
 33:         65          0          0          0     GICv2 190 Level     end0

# disconnect LAN cable
 32:      37957          0          0          0     GICv2 189 Level     end0
 33:         67          0          0          0     GICv2 190 Level     end0

# change smp_affinity
$ echo 2 > /proc/irq/32/smp_affinity
$ echo c > /proc/irq/33/smp_affinity

$ cat /proc/irq/32/smp_affinity_list
1
$ cat /proc/irq/33/smp_affinity_list
2-3

# connect LAN cable
 32:      38647        598          0          0     GICv2 189 Level     end0
 33:         67          0         16          0     GICv2 190 Level     end0

# disconnect LAN cable and last test
 32:      38647       1271          0          0     GICv2 189 Level     end0
 33:         67          0         17          0     GICv2 190 Level     end0
