1 files changed, 4 insertions, 5 deletions

diff --git a/arch/x86/kernel/setup_32.c b/arch/x86/kernel/setup_32.c
index a1d7071a51c..2b3e5d45176 100644
--- a/arch/x86/kernel/setup_32.c
+++ b/arch/x86/kernel/setup_32.c
@@ -406,8 +406,6 @@ static unsigned long __init setup_memory(void)
          */
         min_low_pfn = PFN_UP(init_pg_tables_end);
 
-        find_max_pfn();
-
         max_low_pfn = find_max_low_pfn();
 
 #ifdef CONFIG_HIGHMEM
@@ -764,12 +762,13 @@ void __init setup_arch(char **cmdline_p)
         if (efi_enabled)
                 efi_init();
 
-        max_low_pfn = setup_memory();
-
         /* update e820 for memory not covered by WB MTRRs */
+        find_max_pfn();
         mtrr_bp_init();
         if (mtrr_trim_uncached_memory(max_pfn))
-                max_low_pfn = setup_memory();
+                find_max_pfn();
+
+        max_low_pfn = setup_memory();
 
 #ifdef CONFIG_VMI
         /*