xref: /DragonOS/kernel/src/debug/jump_label.rs (revision 750b3b5d91f1d52e6c20dd5d752a0af861ae4da1) 
1 #[cfg(feature = "static_keys_test")]
2 mod tests {
3     use static_keys::{define_static_key_false, static_branch_unlikely};
4     define_static_key_false!(MY_STATIC_KEY);
5     #[inline(always)]
foo()6     fn foo() {
7         println!("Entering foo function");
8         if static_branch_unlikely!(MY_STATIC_KEY) {
9             println!("A branch");
10         } else {
11             println!("B branch");
12         }
13     }
14 
static_keys_test()15     pub(super) fn static_keys_test() {
16         foo();
17         unsafe {
18             MY_STATIC_KEY.enable();
19         }
20         foo();
21     }
22 }
23 
static_keys_init()24 pub fn static_keys_init() {
25     static_keys::global_init();
26     #[cfg(feature = "static_keys_test")]
27     tests::static_keys_test();
28 }
29