score: fixed pfn_valid define.

Signed-off-by: Cui Bixiong <bixiong@sunnorth.com.cn>
Signed-off-by: Chen Liqin <liqin.chen@sunplusct.com>

	modified:   arch/score/include/asm/page.h
	modified:   arch/score/kernel/setup.c
	modified:   arch/score/mm/init.c

3 files changed, 2 insertions, 6 deletions

diff --git a/arch/score/include/asm/page.h b/arch/score/include/asm/page.h
index d92a5a2d36d4..1e9ade8e77e6 100644
--- a/arch/score/include/asm/page.h
+++ b/arch/score/include/asm/page.h
@@ -74,7 +74,7 @@ extern unsigned long max_pfn;
 #define page_to_bus(page)       (page_to_phys(page))
 #define phys_to_page(paddr)     (pfn_to_page(phys_to_pfn(paddr)))
 
-#define pfn_valid(pfn)          ((pfn) >= min_low_pfn && (pfn) < max_mapnr)
+#define pfn_valid(pfn)          (((pfn) >= min_low_pfn) && ((pfn) < max_low_pfn))
 
 #define ARCH_PFN_OFFSET         (PAGE_OFFSET >> PAGE_SHIFT)
 
diff --git a/arch/score/kernel/setup.c b/arch/score/kernel/setup.c
index 6a2503c75c4e..6f898c057878 100644
--- a/arch/score/kernel/setup.c
+++ b/arch/score/kernel/setup.c
@@ -49,6 +49,7 @@ static void __init bootmem_init(void)
 
         min_low_pfn = PFN_UP(MEMORY_START);
         max_low_pfn = PFN_UP(MEMORY_START + MEMORY_SIZE);
+        max_mapnr = max_low_pfn - min_low_pfn;
 
         /* Initialize the boot-time allocator with low memory only. */
         bootmap_size = init_bootmem_node(NODE_DATA(0), start_pfn,
diff --git a/arch/score/mm/init.c b/arch/score/mm/init.c
index 4e3dcd0c4716..8c15b2c85d5a 100644
--- a/arch/score/mm/init.c
+++ b/arch/score/mm/init.c
@@ -83,7 +83,6 @@ void __init mem_init(void)
         unsigned long codesize, reservedpages, datasize, initsize;
         unsigned long tmp, ram = 0;
 
-        max_mapnr = max_low_pfn;
         high_memory = (void *) __va(max_low_pfn << PAGE_SHIFT);
         totalram_pages += free_all_bootmem();
         totalram_pages -= setup_zero_page();    /* Setup zeroed pages. */
@@ -101,10 +100,6 @@ void __init mem_init(void)
         datasize = (unsigned long) &_edata - (unsigned long) &_etext;
         initsize = (unsigned long) &__init_end - (unsigned long) &__init_begin;
 
-        kclist_add(&kcore_mem, __va(0), max_low_pfn << PAGE_SHIFT);
-        kclist_add(&kcore_vmalloc, (void *) VMALLOC_START,
-                        VMALLOC_END - VMALLOC_START);
-
         printk(KERN_INFO "Memory: %luk/%luk available (%ldk kernel code, "
                         "%ldk reserved, %ldk data, %ldk init, %ldk highmem)\n",
                         (unsigned long) nr_free_pages() << (PAGE_SHIFT-10),