Make EDGES_WORK_BUFFER_SIZE constant public to bindings (#1291)

Author: k-sareen

src/plan/tracing.rs

@@ -1,8 +1,8 @@
 //! This module contains code useful for tracing,
 //! i.e. visiting the reachable objects by traversing all or part of an object graph.
 
-use crate::scheduler::gc_work::{ProcessEdgesWork, SlotOf, EDGES_WORK_BUFFER_SIZE};
-use crate::scheduler::{GCWorker, WorkBucketStage};
+use crate::scheduler::gc_work::{ProcessEdgesWork, SlotOf};
+use crate::scheduler::{GCWorker, WorkBucketStage, EDGES_WORK_BUFFER_SIZE};
 use crate::util::ObjectReference;
 use crate::vm::SlotVisitor;
 

src/scheduler/gc_work.rs

@@ -10,14 +10,6 @@ use crate::*;
 use std::marker::PhantomData;
 use std::ops::{Deref, DerefMut};
 
-/// Buffer size for [`ProcessEdgesWork`] work packets. This constant is exposed to binding
-/// developers so that they can use this value for places in their binding that interface with the
-/// work packet system, specifically the transitive closure via `ProcessEdgesWork` work packets
-/// such as roots gathering code or weak reference processing. In order to have better load
-/// balancing, it is recommended that binding developers use this constant to split work up into
-/// different work packets.
-pub const EDGES_WORK_BUFFER_SIZE: usize = 4096;
-
 pub struct ScheduleCollection;
 
 impl<VM: VMBinding> GCWork<VM> for ScheduleCollection {

src/scheduler/mod.rs

@@ -1,5 +1,13 @@
 //! A general scheduler implementation. MMTk uses it to schedule GC-related work.
 
+/// Buffer size for [`ProcessEdgesWork`] work packets. This constant is exposed to binding
+/// developers so that they can use this value for places in their binding that interface with the
+/// work packet system, specifically the transitive closure via `ProcessEdgesWork` work packets
+/// such as roots gathering code or weak reference processing. In order to have better load
+/// balancing, it is recommended that binding developers use this constant to split work up into
+/// different work packets.
+pub const EDGES_WORK_BUFFER_SIZE: usize = 4096;
+
 pub(crate) mod affinity;
 
 #[allow(clippy::module_inception)]