RecyclerCache for shred_sigverify (#6986)

automerge

perf/src/lib.rs

@@ -2,6 +2,7 @@ pub mod cuda_runtime;
 pub mod packet;
 pub mod perf_libs;
 pub mod recycler;
+pub mod recycler_cache;
 pub mod sigverify;
 pub mod test_tx;
 

perf/src/recycler_cache.rs

@@ -0,0 +1,24 @@
+use crate::cuda_runtime::PinnedVec;
+use crate::recycler::Recycler;
+use crate::sigverify::TxOffset;
+
+#[derive(Default, Clone)]
+pub struct RecyclerCache {
+    recycler_offsets: Recycler<TxOffset>,
+    recycler_buffer: Recycler<PinnedVec<u8>>,
+}
+
+impl RecyclerCache {
+    pub fn warmed() -> Self {
+        Self {
+            recycler_offsets: Recycler::warmed(50, 4096),
+            recycler_buffer: Recycler::warmed(50, 4096),
+        }
+    }
+    pub fn offsets(&self) -> &Recycler<TxOffset> {
+        &self.recycler_offsets
+    }
+    pub fn buffer(&self) -> &Recycler<PinnedVec<u8>> {
+        &self.recycler_buffer
+    }
+}