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Diffstat (limited to 'arch/sh/mm/init.c')
-rw-r--r--arch/sh/mm/init.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c
index 58a93fb3d965..939ca0f356f6 100644
--- a/arch/sh/mm/init.c
+++ b/arch/sh/mm/init.c
@@ -18,6 +18,7 @@
#include <linux/io.h>
#include <linux/memblock.h>
#include <linux/dma-mapping.h>
+#include <linux/export.h>
#include <asm/mmu_context.h>
#include <asm/mmzone.h>
#include <asm/kexec.h>
@@ -287,6 +288,8 @@ static void __init do_init_bootmem(void)
static void __init early_reserve_mem(void)
{
unsigned long start_pfn;
+ u32 zero_base = (u32)__MEMORY_START + (u32)PHYSICAL_OFFSET;
+ u32 start = zero_base + (u32)CONFIG_ZERO_PAGE_OFFSET;
/*
* Partially used pages are not usable - thus
@@ -300,15 +303,13 @@ static void __init early_reserve_mem(void)
* this catches the (definitely buggy) case of us accidentally
* initializing the bootmem allocator with an invalid RAM area.
*/
- memblock_reserve(__MEMORY_START + CONFIG_ZERO_PAGE_OFFSET,
- (PFN_PHYS(start_pfn) + PAGE_SIZE - 1) -
- (__MEMORY_START + CONFIG_ZERO_PAGE_OFFSET));
+ memblock_reserve(start, (PFN_PHYS(start_pfn) + PAGE_SIZE - 1) - start);
/*
* Reserve physical pages below CONFIG_ZERO_PAGE_OFFSET.
*/
if (CONFIG_ZERO_PAGE_OFFSET != 0)
- memblock_reserve(__MEMORY_START, CONFIG_ZERO_PAGE_OFFSET);
+ memblock_reserve(zero_base, CONFIG_ZERO_PAGE_OFFSET);
/*
* Handle additional early reservations