From 5b522779b6c85a7e0daad63ef1134d2d0e2719eb Mon Sep 17 00:00:00 2001
From: doupengda <doupengda@loongson.cn>
Date: Tue, 28 May 2024 03:16:22 +0000
Subject: [PATCH] kmod-kvdo 8.2.3.3 add support for loongarch64

---
 source/vdo/cpu.h    | 2 +-
 source/vdo/volume.h | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/source/vdo/cpu.h b/source/vdo/cpu.h
index e4b39c2..9a4f1f2 100644
--- a/source/vdo/cpu.h
+++ b/source/vdo/cpu.h
@@ -20,7 +20,7 @@
 #define CACHE_LINE_BYTES 128
 #elif defined(__s390x__)
 #define CACHE_LINE_BYTES 256
-#elif defined(__x86_64__) || defined(__aarch64__)
+#elif defined(__x86_64__) || defined(__aarch64__) || defined(__loongarch64)
 #define CACHE_LINE_BYTES 64
 #else
 #error "unknown cache line size"
diff --git a/source/vdo/volume.h b/source/vdo/volume.h
index 3a9a8d5..ea12a65 100644
--- a/source/vdo/volume.h
+++ b/source/vdo/volume.h
@@ -356,6 +356,9 @@ int __must_check get_volume_page(struct volume *volume,
 				 byte **data_ptr,
 				 struct delta_index_page **index_page_ptr);
 
+#if defined(__loongarch64)
+#define get_cache_size get_cache_size_alias
+#endif
 size_t __must_check get_cache_size(struct volume *volume);
 
 int __must_check
-- 
2.41.1