2 files changed, 3 insertions, 0 deletions

diff --git a/arch/mips/sgi-ip27/ip27-memory.c b/arch/mips/sgi-ip27/ip27-memory.c
index 59bfc0fc3f45..16e5682b01f1 100644
--- a/arch/mips/sgi-ip27/ip27-memory.c
+++ b/arch/mips/sgi-ip27/ip27-memory.c
@@ -19,6 +19,7 @@
 #include <linux/swap.h>
 #include <linux/bootmem.h>
 #include <linux/pfn.h>
+#include <linux/highmem.h>
 #include <asm/page.h>
 #include <asm/sections.h>
 
diff --git a/arch/um/kernel/mem.c b/arch/um/kernel/mem.c
index 61280167c560..b39e624c3291 100644
--- a/arch/um/kernel/mem.c
+++ b/arch/um/kernel/mem.c
@@ -79,8 +79,10 @@ void mem_init(void)
 
         /* this will put all low memory onto the freelists */
         totalram_pages = free_all_bootmem();
+#ifdef CONFIG_HIGHMEM
         totalhigh_pages = highmem >> PAGE_SHIFT;
         totalram_pages += totalhigh_pages;
+#endif
         num_physpages = totalram_pages;
         max_pfn = totalram_pages;
         printk(KERN_INFO "Memory: %luk available\n",