samples: bpf: syscall_tp: Add syscall openat2 enter/exit tracepoint
Commit Message
From: Rong Tao <rongtao@cestc.cn>
commit fe3300897cbf("samples: bpf: fix syscall_tp due to unused syscall")
add openat() syscall trapoints, this submit support openat2().
Signed-off-by: Rong Tao <rongtao@cestc.cn>
---
samples/bpf/syscall_tp_kern.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)
@@ -58,6 +58,13 @@ int trace_enter_open_at(struct syscalls_enter_open_args *ctx)
return 0;
}
+SEC("tracepoint/syscalls/sys_enter_openat2")
+int trace_enter_open_at2(struct syscalls_enter_open_args *ctx)
+{
+ count(&enter_open_map);
+ return 0;
+}
+
SEC("tracepoint/syscalls/sys_exit_open")
int trace_enter_exit(struct syscalls_exit_open_args *ctx)
{
@@ -71,3 +78,10 @@ int trace_enter_exit_at(struct syscalls_exit_open_args *ctx)
count(&exit_open_map);
return 0;
}
+
+SEC("tracepoint/syscalls/sys_exit_openat2")
+int trace_enter_exit_at2(struct syscalls_exit_open_args *ctx)
+{
+ count(&exit_open_map);
+ return 0;
+}