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authorJiang Liu <liuj97@gmail.com>2013-07-03 15:04:07 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-07-03 16:07:37 -0700
commit7d2c7747086354f7889e8d577c537f9ad8985230 (patch)
treedf1d9b8786ff73d41fb3b012290e6ceb72708258 /arch/parisc/mm/init.c
parent1173db12bf145a0d0c6a2716e861de2fafde0522 (diff)
downloadlinux-7d2c7747086354f7889e8d577c537f9ad8985230.tar.bz2
mm/PARISC: prepare for removing num_physpages and simplify mem_init()
Prepare for removing num_physpages and simplify mem_init(). Signed-off-by: Jiang Liu <jiang.liu@huawei.com> Cc: "James E.J. Bottomley" <jejb@parisc-linux.org> Cc: Helge Deller <deller@gmx.de> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Michal Hocko <mhocko@suse.cz> Cc: David Rientjes <rientjes@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/parisc/mm/init.c')
-rw-r--r--arch/parisc/mm/init.c47
1 files changed, 3 insertions, 44 deletions
diff --git a/arch/parisc/mm/init.c b/arch/parisc/mm/init.c
index d8aaaf06ede2..b4edc76c6f22 100644
--- a/arch/parisc/mm/init.c
+++ b/arch/parisc/mm/init.c
@@ -214,7 +214,6 @@ static void __init setup_bootmem(void)
mem_limit_func(); /* check for "mem=" argument */
mem_max = 0;
- num_physpages = 0;
for (i = 0; i < npmem_ranges; i++) {
unsigned long rsize;
@@ -229,10 +228,8 @@ static void __init setup_bootmem(void)
npmem_ranges = i + 1;
mem_max = mem_limit;
}
- num_physpages += pmem_ranges[i].pages;
break;
}
- num_physpages += pmem_ranges[i].pages;
mem_max += rsize;
}
@@ -532,7 +529,7 @@ void free_initmem(void)
* pages are no-longer executable */
flush_icache_range(init_begin, init_end);
- num_physpages += free_initmem_default(-1);
+ free_initmem_default(-1);
/* set up a new led state on systems shipped LED State panel */
pdc_chassis_send_status(PDC_CHASSIS_DIRECT_BCOMPLETE);
@@ -580,8 +577,6 @@ unsigned long pcxl_dma_start __read_mostly;
void __init mem_init(void)
{
- int codesize, reservedpages, datasize, initsize;
-
/* Do sanity checks on page table constants */
BUILD_BUG_ON(PTE_ENTRY_SIZE != sizeof(pte_t));
BUILD_BUG_ON(PMD_ENTRY_SIZE != sizeof(pmd_t));
@@ -603,33 +598,6 @@ void __init mem_init(void)
}
#endif
- codesize = (unsigned long)_etext - (unsigned long)_text;
- datasize = (unsigned long)_edata - (unsigned long)_etext;
- initsize = (unsigned long)__init_end - (unsigned long)__init_begin;
-
- reservedpages = 0;
-{
- unsigned long pfn;
-#ifdef CONFIG_DISCONTIGMEM
- int i;
-
- for (i = 0; i < npmem_ranges; i++) {
- for (pfn = node_start_pfn(i); pfn < node_end_pfn(i); pfn++) {
- if (PageReserved(pfn_to_page(pfn)))
- reservedpages++;
- }
- }
-#else /* !CONFIG_DISCONTIGMEM */
- for (pfn = 0; pfn < max_pfn; pfn++) {
- /*
- * Only count reserved RAM pages
- */
- if (PageReserved(pfn_to_page(pfn)))
- reservedpages++;
- }
-#endif
-}
-
#ifdef CONFIG_PA11
if (hppa_dma_ops == &pcxl_dma_ops) {
pcxl_dma_start = (unsigned long)SET_MAP_OFFSET(MAP_START);
@@ -643,15 +611,7 @@ void __init mem_init(void)
parisc_vmalloc_start = SET_MAP_OFFSET(MAP_START);
#endif
- printk(KERN_INFO "Memory: %luk/%luk available (%dk kernel code, %dk reserved, %dk data, %dk init)\n",
- nr_free_pages() << (PAGE_SHIFT-10),
- num_physpages << (PAGE_SHIFT-10),
- codesize >> 10,
- reservedpages << (PAGE_SHIFT-10),
- datasize >> 10,
- initsize >> 10
- );
-
+ mem_init_print_info(NULL);
#ifdef CONFIG_DEBUG_KERNEL /* double-sanity-check paranoia */
printk("virtual kernel memory layout:\n"
" vmalloc : 0x%p - 0x%p (%4ld MB)\n"
@@ -1101,7 +1061,6 @@ void flush_tlb_all(void)
#ifdef CONFIG_BLK_DEV_INITRD
void free_initrd_mem(unsigned long start, unsigned long end)
{
- num_physpages += free_reserved_area((void *)start, (void *)end, -1,
- "initrd");
+ free_reserved_area((void *)start, (void *)end, -1, "initrd");
}
#endif