1 files changed, 2 insertions, 1 deletions

diff --git a/arch/x86/kernel/cpu/mtrr/main.c b/arch/x86/kernel/cpu/mtrr/main.c
index be83336fddba..a6450b3ae759 100644
--- a/arch/x86/kernel/cpu/mtrr/main.c
+++ b/arch/x86/kernel/cpu/mtrr/main.c
@@ -711,7 +711,8 @@ int __init mtrr_trim_uncached_memory(unsigned long end_pfn)
                 trim_size = end_pfn;
                 trim_size <<= PAGE_SHIFT;
                 trim_size -= trim_start;
-                add_memory_region(trim_start, trim_size, E820_RESERVED);
+                update_memory_range(trim_start, trim_size, E820_RAM,
+                                        E820_RESERVED);
                 update_e820();
                 return 1;
         }