diff --git a/[refs] b/[refs]
index a6d9858e41ff..5e3d99de10da 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d3c433bf9a01b6951286ec2cbf52e3549623d878
+refs/heads/master: 577af55d802d9fe114287e750504e09e7c677c9c
diff --git a/trunk/arch/x86/include/asm/kexec.h b/trunk/arch/x86/include/asm/kexec.h
index 6080d2694bad..17483a492f18 100644
--- a/trunk/arch/x86/include/asm/kexec.h
+++ b/trunk/arch/x86/include/asm/kexec.h
@@ -48,11 +48,11 @@
 # define vmcore_elf_check_arch_cross(x) ((x)->e_machine == EM_X86_64)
 #else
 /* Maximum physical address we can use pages from */
-# define KEXEC_SOURCE_MEMORY_LIMIT      (0xFFFFFFFFFFUL)
+# define KEXEC_SOURCE_MEMORY_LIMIT      (MAXMEM-1)
 /* Maximum address we can reach in physical address mode */
-# define KEXEC_DESTINATION_MEMORY_LIMIT (0xFFFFFFFFFFUL)
+# define KEXEC_DESTINATION_MEMORY_LIMIT (MAXMEM-1)
 /* Maximum address we can use for the control pages */
-# define KEXEC_CONTROL_MEMORY_LIMIT     (0xFFFFFFFFFFUL)
+# define KEXEC_CONTROL_MEMORY_LIMIT     (MAXMEM-1)
 
 /* Allocate one page for the pdp and the second for the code */
 # define KEXEC_CONTROL_PAGE_SIZE  (4096UL + 4096UL)