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powerpc/mm: Fix output of total_ram.

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On 32bit platforms that support >= 4GB memory total_ram was truncated.
This creates a confusing printk:
	Top of RAM: 0x100000000, Total RAM: 0x0
Fix that:
	Top of RAM: 0x100000000, Total RAM: 0x100000000

Signed-off-by: Tony Breeds <tony@bakeyournoodle.com>
Acked-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Tony Breeds 2011-07-04 18:44:19 +00:00 committed by Benjamin Herrenschmidt
parent 5d8c665889
commit f7ba2991e9
1 changed files with 2 additions and 2 deletions
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4
arch/powerpc/mm/mem.c
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@ -249,7 +249,7 @@ static int __init mark_nonram_nosave(void)
*/
void __init paging_init(void)
{
unsigned long total_ram = memblock_phys_mem_size();
unsigned long long total_ram = memblock_phys_mem_size();
phys_addr_t top_of_ram = memblock_end_of_DRAM();
unsigned long max_zone_pfns[MAX_NR_ZONES];
@ -269,7 +269,7 @@ void __init paging_init(void)
kmap_prot = PAGE_KERNEL;
#endif /* CONFIG_HIGHMEM */
printk(KERN_DEBUG "Top of RAM: 0x%llx, Total RAM: 0x%lx\n",
printk(KERN_DEBUG "Top of RAM: 0x%llx, Total RAM: 0x%llx\n",
(unsigned long long)top_of_ram, total_ram);
printk(KERN_DEBUG "Memory hole size: %ldMB\n",
(long int)((top_of_ram - total_ram) >> 20));