修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/samples/bpf/sock_example.c
..
..
@@ -99,7 +99,7 @@
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 {
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 	FILE *f;
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-	f = popen("ping -c5 localhost", "r");
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+	f = popen("ping -4 -c5 localhost", "r");
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 	(void)f;
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 	return test_sock();