From 25f9fee6fb76d347975488cc2e52023bbdf89faa Mon Sep 17 00:00:00 2001
From: Radoslav Gerganov <rgerganov@gmail.com>
Date: Mon, 21 Oct 2024 13:35:40 +0300
Subject: [PATCH] rpc : pack only RPC structs (llama/9959)

---
 ggml/src/ggml-rpc.cpp | 17 +++--------------
 1 file changed, 3 insertions(+), 14 deletions(-)

diff --git a/ggml/src/ggml-rpc.cpp b/ggml/src/ggml-rpc.cpp
index f9523328..0e936b34 100644
--- a/ggml/src/ggml-rpc.cpp
+++ b/ggml/src/ggml-rpc.cpp
@@ -57,8 +57,9 @@ struct socket_t {
     }
 };
 
+// all RPC structures must be packed
+#pragma pack(push, 1)
 // ggml_tensor is serialized into rpc_tensor
-#pragma pack(1)
 struct rpc_tensor {
     uint64_t id;
     uint32_t type;
@@ -95,76 +96,64 @@ enum rpc_cmd {
     RPC_CMD_COUNT,
 };
 
-#pragma pack(1)
 struct rpc_msg_alloc_buffer_req {
     uint64_t size;
 };
 
-#pragma pack(1)
 struct rpc_msg_alloc_buffer_rsp {
     uint64_t remote_ptr;
     uint64_t remote_size;
 };
 
-#pragma pack(1)
 struct rpc_msg_get_alignment_rsp {
     uint64_t alignment;
 };
 
-#pragma pack(1)
 struct rpc_msg_get_max_size_rsp {
     uint64_t max_size;
 };
 
-#pragma pack(1)
 struct rpc_msg_buffer_get_base_req {
     uint64_t remote_ptr;
 };
 
-#pragma pack(1)
 struct rpc_msg_buffer_get_base_rsp {
     uint64_t base_ptr;
 };
 
-#pragma pack(1)
 struct rpc_msg_free_buffer_req {
     uint64_t remote_ptr;
 };
 
-#pragma pack(1)
 struct rpc_msg_buffer_clear_req {
     uint64_t remote_ptr;
     uint8_t value;
 };
 
-#pragma pack(1)
 struct rpc_msg_get_tensor_req {
     rpc_tensor tensor;
     uint64_t offset;
     uint64_t size;
 };
 
-#pragma pack(1)
 struct rpc_msg_copy_tensor_req {
     rpc_tensor src;
     rpc_tensor dst;
 };
 
-#pragma pack(1)
 struct rpc_msg_copy_tensor_rsp {
     uint8_t result;
 };
 
-#pragma pack(1)
 struct rpc_msg_graph_compute_rsp {
     uint8_t result;
 };
 
-#pragma pack(1)
 struct rpc_msg_get_device_memory_rsp {
     uint64_t free_mem;
     uint64_t total_mem;
 };
+#pragma pack(pop)
 
 // RPC data structures