From 82353bcb9e5b237ef4587b25dd9b25ed4e552248 Mon Sep 17 00:00:00 2001
From: Ben Ryan <brryan@lanl.gov>
Date: Thu, 7 Nov 2024 16:01:50 -0700
Subject: [PATCH] Is it my AMD GPU thats wrong?

---
 src/bvals/bvals.cpp           | 2 ++
 src/interface/swarm_comms.cpp | 4 ++++
 2 files changed, 6 insertions(+)

diff --git a/src/bvals/bvals.cpp b/src/bvals/bvals.cpp
index 37a4d4689916..23fb52fadc85 100644
--- a/src/bvals/bvals.cpp
+++ b/src/bvals/bvals.cpp
@@ -91,6 +91,7 @@ void BoundarySwarm::SetupPersistentMPI() {
 // Send particle buffers across meshblocks. If different MPI ranks, use MPI, if same rank,
 // do a deep copy on device.
 void BoundarySwarm::Send(BoundaryCommSubset phase) {
+  // printf("%s:%i\n", __FILE__, __LINE__);
   std::shared_ptr<MeshBlock> pmb = GetBlockPointer();
   // Fence to make sure buffers are loaded before sending
   pmb->exec_space.fence();
@@ -161,6 +162,7 @@ void BoundarySwarm::Receive(BoundaryCommSubset phase) {
     }
   }
 #endif
+  // printf("%s:%i\n", __FILE__, __LINE__);
 }
 
 // BoundarySwarms constructor (the first object constructed inside the MeshBlock()
diff --git a/src/interface/swarm_comms.cpp b/src/interface/swarm_comms.cpp
index 054ded34fabb..2128e66e8988 100644
--- a/src/interface/swarm_comms.cpp
+++ b/src/interface/swarm_comms.cpp
@@ -313,6 +313,8 @@ void Swarm::UnloadBuffers_() {
   auto &bdvar = vbswarm->bd_var_;
   const int nbmax = vbswarm->bd_var_.nbmax;
 
+  return; // debug
+
   if (total_received_particles_ > 0) {
     auto newParticlesContext = AddEmptyParticles(total_received_particles_);
 
@@ -372,6 +374,8 @@ void Swarm::UnloadBuffers_() {
 }
 
 bool Swarm::Receive(BoundaryCommSubset phase) {
+  return true; // Debug
+
   auto pmb = GetBlockPointer();
   const int nneighbor = pmb->neighbors.size();