x86: change propagate_e820_map() back to find_max_pfn(), 32-bit, fix

add memory_present() calls for sparse and non-numa.
Signed-off-by: NYinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: NIngo Molnar <mingo@elte.hu>

arch/x86/kernel/setup_32.c

@@ -377,11 +377,13 @@ static unsigned long __init setup_memory(void)
 	if (max_pfn > max_low_pfn) {
 		highstart_pfn = max_low_pfn;
 	}
+	memory_present(0, 0, highend_pfn);
 	printk(KERN_NOTICE "%ldMB HIGHMEM available.\n",
 		pages_to_mb(highend_pfn - highstart_pfn));
 	num_physpages = highend_pfn;
 	high_memory = (void *) __va(highstart_pfn * PAGE_SIZE - 1) + 1;
 #else
+	memory_present(0, 0, max_low_pfn);
 	num_physpages = max_low_pfn;
 	high_memory = (void *) __va(max_low_pfn * PAGE_SIZE - 1) + 1;
 #endif