x86: fix spontaneous reboot with allyesconfig bzImage

[sfrench/cifs-2.6.git] / include / asm-x86 / page_64.h

diff --git a/include/asm-x86/page_64.h b/include/asm-x86/page_64.h
index f7393bc516eff1c1d25ad799f0441f734a151280..3e2e3ca63048790b662ac24961250929a0d71fac 100644 (file)
--- a/include/asm-x86/page_64.h
+++ b/include/asm-x86/page_64.h
@@ -47,8 +47,12 @@
 #define __PHYSICAL_MASK_SHIFT  46
 #define __VIRTUAL_MASK_SHIFT   48
 
-#define KERNEL_TEXT_SIZE  (40*1024*1024)
-#define KERNEL_TEXT_START _AC(0xffffffff80000000, UL)
+/*
+ * Kernel image size is limited to 128 MB (see level2_kernel_pgt in
+ * arch/x86/kernel/head_64.S), and it is mapped here:
+ */
+#define KERNEL_TEXT_SIZE       (128*1024*1024)
+#define KERNEL_TEXT_START      _AC(0xffffffff80000000, UL)
 
 #ifndef __ASSEMBLY__
 void clear_page(void *page);