tools/testing/selftests/bpf/test_kmods/bpf_testmod_kfunc.h

Source file repositories/reference/linux-study-clean/tools/testing/selftests/bpf/test_kmods/bpf_testmod_kfunc.h

File Facts

System
Linux kernel
Corpus path
tools/testing/selftests/bpf/test_kmods/bpf_testmod_kfunc.h
Extension
.h
Size
7079 bytes
Lines
212
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: implementation source
Status
source implementation candidate

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

struct prog_test_member1 {
	int a;
};

struct prog_test_member {
	struct prog_test_member1 m;
	int c;
};

struct prog_test_ref_kfunc {
	int a;
	int b;
	struct prog_test_member memb;
	struct prog_test_ref_kfunc *next;
	refcount_t cnt;
};
#endif

struct bpf_iter_testmod_seq;

struct prog_test_pass1 {
	int x0;
	struct {
		int x1;
		struct {
			int x2;
			struct {
				int x3;
			};
		};
	};
};

struct prog_test_pass2 {
	int len;
	short arr1[4];
	struct {
		char arr2[4];
		unsigned long arr3[8];
	} x;
};

struct prog_test_big_arg {
	__u64 a;
	__u64 b;
};

struct prog_test_fail1 {
	void *p;
	int x;
};

struct prog_test_fail2 {
	int x8;
	struct prog_test_pass1 x;
};

struct prog_test_fail3 {
	int len;
	char arr1[2];
	char arr2[];
};

struct init_sock_args {
	int af;
	int type;
};

struct addr_args {
	char addr[sizeof(struct __kernel_sockaddr_storage)];
	int addrlen;
};

struct sendmsg_args {
	struct addr_args addr;
	char msg[10];
	int msglen;
};

struct bpf_testmod_ctx {
	struct callback_head	rcu;
	refcount_t		usage;
};

struct prog_test_ref_kfunc *
bpf_kfunc_call_test_acquire(unsigned long *scalar_ptr) __ksym;
void bpf_kfunc_call_test_release(struct prog_test_ref_kfunc *p) __ksym;
void bpf_kfunc_call_test_ref(struct prog_test_ref_kfunc *p) __ksym;

void bpf_kfunc_call_test_mem_len_pass1(void *mem, int len) __ksym;

Annotation

Implementation Notes