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authorChen Liqin <liqin.chen@sunplusct.com>2009-11-18 13:28:13 +0800
committerChen Liqin <liqin.chen@sunplusct.com>2009-12-17 18:28:31 +0800
commit202b864ad5aa34989609a3073acbe7a04795b265 (patch)
treebfe99f7623102802726f1265e0032673435f04fd /arch/score
parent11ab3f3d3c2474d3ed6912443de74c3972bd6f23 (diff)
downloadop-kernel-dev-202b864ad5aa34989609a3073acbe7a04795b265.zip
op-kernel-dev-202b864ad5aa34989609a3073acbe7a04795b265.tar.gz
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
Diffstat (limited to 'arch/score')
-rw-r--r--arch/score/include/asm/page.h2
-rw-r--r--arch/score/kernel/setup.c1
-rw-r--r--arch/score/mm/init.c5
3 files changed, 2 insertions, 6 deletions
diff --git a/arch/score/include/asm/page.h b/arch/score/include/asm/page.h
index d92a5a2..1e9ade8 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 6a2503c..6f898c0 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 4e3dcd0..8c15b2c 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),
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