x86, memblock: Replace e820_/_early string with memblock_

1.include linux/memblock.h directly. so later could reduce e820.h reference.
2 this patch is done by sed scripts mainly

-v2: use MEMBLOCK_ERROR instead of -1ULL or -1UL

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>

1 files changed, 6 insertions, 4 deletions

diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c
index b278535b14aa..c0e28a13de7d 100644
--- a/arch/x86/mm/init.c
+++ b/arch/x86/mm/init.c
@@ -2,6 +2,7 @@
 #include <linux/initrd.h>
 #include <linux/ioport.h>
 #include <linux/swap.h>
+#include <linux/memblock.h>
 
 #include <asm/cacheflush.h>
 #include <asm/e820.h>
@@ -33,6 +34,7 @@ static void __init find_early_table_space(unsigned long end, int use_pse,
                                           int use_gbpages)
 {
         unsigned long puds, pmds, ptes, tables, start;
+        phys_addr_t base;
 
         puds = (end + PUD_SIZE - 1) >> PUD_SHIFT;
         tables = roundup(puds * sizeof(pud_t), PAGE_SIZE);
@@ -75,12 +77,12 @@ static void __init find_early_table_space(unsigned long end, int use_pse,
 #else
         start = 0x8000;
 #endif
-        e820_table_start = find_e820_area(start, max_pfn_mapped<<PAGE_SHIFT,
+        base = memblock_find_in_range(start, max_pfn_mapped<<PAGE_SHIFT,
                                         tables, PAGE_SIZE);
-        if (e820_table_start == -1UL)
+        if (base == MEMBLOCK_ERROR)
                 panic("Cannot find space for the kernel page tables");
 
-        e820_table_start >>= PAGE_SHIFT;
+        e820_table_start = base >> PAGE_SHIFT;
         e820_table_end = e820_table_start;
         e820_table_top = e820_table_start + (tables >> PAGE_SHIFT);
 
@@ -299,7 +301,7 @@ unsigned long __init_refok init_memory_mapping(unsigned long start,
         __flush_tlb_all();
 
         if (!after_bootmem && e820_table_end > e820_table_start)
-                reserve_early(e820_table_start << PAGE_SHIFT,
+                memblock_x86_reserve_range(e820_table_start << PAGE_SHIFT,
                                  e820_table_end << PAGE_SHIFT, "PGTABLE");
 
         if (!after_bootmem)