20 lines
		
	
	
		
			324 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			20 lines
		
	
	
		
			324 B
		
	
	
	
		
			C
		
	
	
	
	
	
| // SPDX-License-Identifier: GPL-2.0-only
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| #include <stddef.h>
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| #include <linux/bpf.h>
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| #include <bpf/bpf_helpers.h>
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| 
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| struct S {
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| 	int x;
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| };
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| 
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| __noinline int foo(const struct S *s)
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| {
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| 	return s ? bpf_get_prandom_u32() < s->x : 0;
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| }
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| 
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| SEC("cgroup_skb/ingress")
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| int test_cls(struct __sk_buff *skb)
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| {
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| 	return foo((const void *)skb);
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| }
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