1 files changed, 3 insertions, 1 deletions

diff --git a/arch/x86/kernel/head32.c b/arch/x86/kernel/head32.c
index adedeef1dedc..b2e246037392 100644
--- a/arch/x86/kernel/head32.c
+++ b/arch/x86/kernel/head32.c
@@ -7,6 +7,7 @@
 
 #include <linux/init.h>
 #include <linux/start_kernel.h>
+#include <linux/mm.h>
 
 #include <asm/setup.h>
 #include <asm/sections.h>
@@ -44,9 +45,10 @@ void __init i386_start_kernel(void)
 #ifdef CONFIG_BLK_DEV_INITRD
         /* Reserve INITRD */
         if (boot_params.hdr.type_of_loader && boot_params.hdr.ramdisk_image) {
+                /* Assume only end is not page aligned */
                 u64 ramdisk_image = boot_params.hdr.ramdisk_image;
                 u64 ramdisk_size  = boot_params.hdr.ramdisk_size;
-                u64 ramdisk_end   = ramdisk_image + ramdisk_size;
+                u64 ramdisk_end   = PAGE_ALIGN(ramdisk_image + ramdisk_size);
                 reserve_early(ramdisk_image, ramdisk_end, "RAMDISK");
         }
 #endif