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-rw-r--r--tools/include/uapi/linux/bpf.h1
-rw-r--r--tools/testing/selftests/bpf/progs/get_func_ip_test.c4
2 files changed, 3 insertions, 2 deletions
diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h
index ead35f39f185..d6bd10759eaf 100644
--- a/tools/include/uapi/linux/bpf.h
+++ b/tools/include/uapi/linux/bpf.h
@@ -4951,6 +4951,7 @@ union bpf_attr {
* Get address of the traced function (for tracing and kprobe programs).
* Return
* Address of the traced function.
+ * 0 for kprobes placed within the function (not at the entry).
*
* u64 bpf_get_attach_cookie(void *ctx)
* Description
diff --git a/tools/testing/selftests/bpf/progs/get_func_ip_test.c b/tools/testing/selftests/bpf/progs/get_func_ip_test.c
index a587aeca5ae0..6db70757bc8b 100644
--- a/tools/testing/selftests/bpf/progs/get_func_ip_test.c
+++ b/tools/testing/selftests/bpf/progs/get_func_ip_test.c
@@ -69,7 +69,7 @@ int test6(struct pt_regs *ctx)
{
__u64 addr = bpf_get_func_ip(ctx);
- test6_result = (const void *) addr == &bpf_fentry_test6 + 5;
+ test6_result = (const void *) addr == 0;
return 0;
}
@@ -79,6 +79,6 @@ int test7(struct pt_regs *ctx)
{
__u64 addr = bpf_get_func_ip(ctx);
- test7_result = (const void *) addr == &bpf_fentry_test7 + 5;
+ test7_result = (const void *) addr == 0;
return 0;
}