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-rw-r--r--MdePkg/Library/BaseLib/Ia32/FlushCacheLine.asm2
-rw-r--r--MdePkg/Library/BaseLib/X64/FlushCacheLine.asm3
2 files changed, 3 insertions, 2 deletions
diff --git a/MdePkg/Library/BaseLib/Ia32/FlushCacheLine.asm b/MdePkg/Library/BaseLib/Ia32/FlushCacheLine.asm
index d79f217610..c1e6466d04 100644
--- a/MdePkg/Library/BaseLib/Ia32/FlushCacheLine.asm
+++ b/MdePkg/Library/BaseLib/Ia32/FlushCacheLine.asm
@@ -27,7 +27,7 @@
.code
;------------------------------------------------------------------------------
-; VOID
+; VOID *
; EFIAPI
; AsmFlushCacheLine (
; IN VOID *LinearAddress
diff --git a/MdePkg/Library/BaseLib/X64/FlushCacheLine.asm b/MdePkg/Library/BaseLib/X64/FlushCacheLine.asm
index 1d470e8753..9978e734aa 100644
--- a/MdePkg/Library/BaseLib/X64/FlushCacheLine.asm
+++ b/MdePkg/Library/BaseLib/X64/FlushCacheLine.asm
@@ -24,7 +24,7 @@
.code
;------------------------------------------------------------------------------
-; VOID
+; VOID *
; EFIAPI
; AsmFlushCacheLine (
; IN VOID *LinearAddress
@@ -32,6 +32,7 @@
;------------------------------------------------------------------------------
AsmFlushCacheLine PROC
clflush [rcx]
+ mov rax, rcx
ret
AsmFlushCacheLine ENDP