Merge branch 'x86-boot-for-linus' of git://git.kernel.org/pub/scm/lin…

…ux/kernel/git/tip/tip

Pull x86 boot updates from Ingo Molnar:
 "The changes in this cycle were:

   - Save e820 table RAM footprint on larger kernel configurations.
     (Denys Vlasenko)

   - pmem related fixes (Dan Williams)

   - theoretical e820 boundary condition fix (Wei Yang)"

* 'x86-boot-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/boot: Fix kdump, cleanup aborted E820_PRAM max_pfn manipulation
  x86/e820: Use much less memory for e820/e820_saved, save up to 120k
  x86/e820: Prepare e280 code for switch to dynamic storage
  x86/e820: Mark some static functions __init
  x86/e820: Fix very large 'size' handling boundary condition

arch/x86/include/asm/e820.h

@@ -10,8 +10,8 @@
 #include <uapi/asm/e820.h>
 #ifndef __ASSEMBLY__
 /* see comment in arch/x86/kernel/e820.c */
-extern struct e820map e820;
-extern struct e820map e820_saved;
+extern struct e820map *e820;
+extern struct e820map *e820_saved;
 
 extern unsigned long pci_mem_start;
 extern int e820_any_mapped(u64 start, u64 end, unsigned type);
@@ -53,6 +53,8 @@ extern void e820_reserve_resources_late(void);
 extern void setup_memory_map(void);
 extern char *default_machine_specific_memory_setup(void);
 
+extern void e820_reallocate_tables(void);
+
 /*
  * Returns true iff the specified range [s,e) is completely contained inside
  * the ISA region.