value check

diff --git a/kgpio-irqsock/kgpio_irqsk.c b/kgpio-irqsock/kgpio_irqsk.c
index 7a4387aafc3be0b059de7cb2b0fb1ded2fc1166e..465499ee3c239e32e31e24f309d6c0b9f488331d 100644 (file)
--- a/kgpio-irqsock/kgpio_irqsk.c
+++ b/kgpio-irqsock/kgpio_irqsk.c
@@ -133,11 +133,16 @@ irqreturn_t gpio_data_irq_handler(int irq, void *dev_id) {
                        return IRQ_HANDLED;
                } else {
                        // skb
-                       if(memcmp(o_value, i_value, MAX_PKTLEN) == 0){
-                               printk("value matched\n");
-                       } else {
-                               printk("value not matched\n");
-                       }
+                       printk("value: %02x%02x%02x%02x...%02x%02x%02x%02x\n", 
+                               i_value[0],
+                               i_value[1],
+                               i_value[2],
+                               i_value[3],
+                               i_value[MAX_PKTLEN-4],
+                               i_value[MAX_PKTLEN-3],
+                               i_value[MAX_PKTLEN-2],
+                               i_value[MAX_PKTLEN-1]
+                       );
                        data_bits_count = 0;
                        return IRQ_HANDLED;
                }
@@ -309,8 +314,16 @@ int __init ksock_gpio_init(void) {
 
                get_random_bytes(o_value, MAX_PKTLEN);
 
-               printk("gpio irqsk: test bytes: %02x%02x%02x%02x\n", o_value[0], o_value[1], o_value[2], o_value[3]);
-
+               printk("value: %02x%02x%02x%02x...%02x%02x%02x%02x\n", 
+                       o_value[0],
+                       o_value[1],
+                       o_value[2],
+                       o_value[3],
+                       o_value[MAX_PKTLEN-4],
+                       o_value[MAX_PKTLEN-3],
+                       o_value[MAX_PKTLEN-2],
+                       o_value[MAX_PKTLEN-1]
+               );
                INIT_WORK(&job, job_handler);
 
                schedule_work(&job);