integration-test: remove all sleeps

test/integration-test/bpf/multimap-btf.bpf.c

@@ -17,7 +17,7 @@ struct {
   __uint(max_entries, 1);
 } map_2 SEC(".maps");
 
-SEC("tracepoint")
+SEC("uprobe")
 int bpf_prog(void *ctx) {
   __u32 key = 0;
   __u64 twenty_four = 24;

test/integration-test/src/tests/load.rs

@@ -36,11 +36,12 @@ fn multiple_btf_maps() {
     let map_1: Array<_, u64> = bpf.take_map("map_1").unwrap().try_into().unwrap();
     let map_2: Array<_, u64> = bpf.take_map("map_2").unwrap().try_into().unwrap();
 
-    let prog: &mut TracePoint = bpf.program_mut("bpf_prog").unwrap().try_into().unwrap();
+    let prog: &mut UProbe = bpf.program_mut("bpf_prog").unwrap().try_into().unwrap();
     prog.load().unwrap();
-    prog.attach("sched", "sched_switch").unwrap();
+    prog.attach(Some("trigger_bpf_program"), 0, "/proc/self/exe", None)
+        .unwrap();
 
-    thread::sleep(time::Duration::from_secs(3));
+    trigger_bpf_program();
 
     let key = 0;
     let val_1 = map_1.get(&key, 0).unwrap();
@@ -50,6 +51,12 @@ fn multiple_btf_maps() {
     assert_eq!(val_2, 42);
 }
 
+#[no_mangle]
+#[inline(never)]
+pub extern "C" fn trigger_bpf_program() {
+    core::hint::black_box(trigger_bpf_program);
+}
+
 fn poll_loaded_program_id(name: &str) -> impl Iterator<Item = Option<u32>> + '_ {
     std::iter::once(true)
         .chain(std::iter::repeat(false))

test/integration-test/src/tests/rbpf.rs

@@ -40,7 +40,7 @@ fn use_map_with_rbpf() {
     assert_eq!(object.programs.len(), 1);
     assert_matches!(
         object.programs["bpf_prog"].section,
-        ProgramSection::TracePoint { .. }
+        ProgramSection::UProbe { .. }
     );
 
     // Initialize maps:

test/integration-test/src/tests/relocations.rs

@@ -1,5 +1,3 @@
-use std::time::Duration;
-
 use aya::{programs::UProbe, Bpf};
 
 #[test]
@@ -7,7 +5,6 @@ fn relocations() {
     let bpf = load_and_attach("test_64_32_call_relocs", crate::RELOCATIONS);
 
     trigger_relocations_program();
-    std::thread::sleep(Duration::from_millis(100));
 
     let m = aya::maps::Array::<_, u64>::try_from(bpf.map("RESULTS").unwrap()).unwrap();
     assert_eq!(m.get(&0, 0).unwrap(), 1);
@@ -24,7 +21,6 @@ fn text_64_64_reloc() {
     m.set(1, 2, 0).unwrap();
 
     trigger_relocations_program();
-    std::thread::sleep(Duration::from_millis(100));
 
     assert_eq!(m.get(&0, 0).unwrap(), 2);
     assert_eq!(m.get(&1, 0).unwrap(), 3);