1 files changed, 5 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/ultravisor.h b/arch/powerpc/include/asm/ultravisor.h
index 40cc8bace654..b8e59b7b4ac8 100644
--- a/arch/powerpc/include/asm/ultravisor.h
+++ b/arch/powerpc/include/asm/ultravisor.h
@@ -67,6 +67,11 @@ static inline int uv_register_mem_slot(u64 lpid, u64 start_gpa, u64 size,
 			    size, flags, slotid);
 }
 
+static inline int uv_unregister_mem_slot(u64 lpid, u64 slotid)
+{
+	return ucall_norets(UV_UNREGISTER_MEM_SLOT, lpid, slotid);
+}
+
 static inline int uv_page_inval(u64 lpid, u64 gpa, u64 page_shift)
 {
 	return ucall_norets(UV_PAGE_INVAL, lpid, gpa, page_shift);