1 files changed, 3 insertions, 0 deletions

diff --git a/arch/x86/lguest/boot.c b/arch/x86/lguest/boot.c
index 0313a5eec412..d9249a882aa5 100644
--- a/arch/x86/lguest/boot.c
+++ b/arch/x86/lguest/boot.c
@@ -1014,6 +1014,9 @@ __init void lguest_init(void)
         init_pg_tables_start = __pa(pg0);
         init_pg_tables_end = __pa(pg0);
 
+        /* As described in head_32.S, we map the first 128M of memory. */
+        max_pfn_mapped = (128*1024*1024) >> PAGE_SHIFT;
+
         /* Load the %fs segment register (the per-cpu segment register) with
          * the normal data segment to get through booting. */
         asm volatile ("mov %0, %%fs" : : "r" (__KERNEL_DS) : "memory");