From 13e5f613693c35de09e1266c9dd1a50a60a67e82 Mon Sep 17 00:00:00 2001
From: Ceng23333 <441651826@qq.com>
Date: Sat, 10 Oct 2026 09:33:31 +0800
Subject: [PATCH] feat(qy): QY-compatible CPU device header fix

Allow the QY stack to build against InfiniCCL with the CPU device header
adjustments needed by the post-refactor worktree.

Co-authored-by: Cursor <cursoragent@cursor.com>
---
 src/devices/cpu/device_.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/devices/cpu/device_.h b/src/devices/cpu/device_.h
index 72e0d1a..22b1f36 100644
--- a/src/devices/cpu/device_.h
+++ b/src/devices/cpu/device_.h
@@ -8,6 +8,11 @@ namespace infini::ccl {
 template <>
 struct DeviceEnabled<Device::Type::kCpu> : std::true_type {};
 
+template <>
+MemorySpace GetMemorySpace<Device::Type::kCpu>(const void* /*ptr*/) {
+  return MemorySpace::kHost;
+}
+
 }  // namespace infini::ccl
 
 #endif  // INFINI_CCL_DEVICES_CPU_DEVICE_H_