Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus

* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus:
  [MIPS] vpe: Add missing "space"
  [MIPS] Compliment va_start() with va_end().
  [MIPS] IP22: Fix broken eeprom access by using __raw_readl/__raw_writel
  [MIPS] IP22: Fix broken EISA interrupt setup by switching to generic i8259
  [MIPS] 64-bit Sibyte kernels need DMA32.
  [MIPS] Only build r4k clocksource for systems that work ok with it.
  [MIPS] Handle R4000/R4400 mfc0 from count register.
  [MIPS] Fix possible hang in LL/SC futex loops.
  [MIPS] Fix context DSP context / TLS pointer switching bug for new threads.
  [MIPS] IP32: More interrupt renumbering fixes.
  [MIPS] time: MIPSsim's plat_time_init doesn't need to be irq safe.
  [MIPS] time: Fix negated condition in cevt-r4k driver.
  [MIPS] Fix pcspeaker build.

1 files changed, 16 insertions, 27 deletions

diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index ec3b9e9f30f4..480dec04f552 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -347,11 +347,8 @@ static int __init page_is_ram(unsigned long pagenr)
 
 void __init paging_init(void)
 {
-	unsigned long zones_size[MAX_NR_ZONES] = { 0, };
-#ifndef CONFIG_FLATMEM
-	unsigned long zholes_size[MAX_NR_ZONES] = { 0, };
-	unsigned long i, j, pfn;
-#endif
+	unsigned long max_zone_pfns[MAX_NR_ZONES];
+	unsigned long lastpfn;
 
 	pagetable_init();
 
@@ -361,35 +358,27 @@ void __init paging_init(void)
 	kmap_coherent_init();
 
 #ifdef CONFIG_ZONE_DMA
-	if (min_low_pfn < MAX_DMA_PFN && MAX_DMA_PFN <= max_low_pfn) {
-		zones_size[ZONE_DMA] = MAX_DMA_PFN - min_low_pfn;
-		zones_size[ZONE_NORMAL] = max_low_pfn - MAX_DMA_PFN;
-	} else if (max_low_pfn < MAX_DMA_PFN)
-		zones_size[ZONE_DMA] = max_low_pfn - min_low_pfn;
-	else
+	max_zone_pfns[ZONE_DMA] = MAX_DMA_PFN;
 #endif
-	zones_size[ZONE_NORMAL] = max_low_pfn - min_low_pfn;
-
+#ifdef CONFIG_ZONE_DMA32
+	max_zone_pfns[ZONE_DMA32] = MAX_DMA32_PFN;
+#endif
+	max_zone_pfns[ZONE_NORMAL] = max_low_pfn;
+	lastpfn = max_low_pfn;
 #ifdef CONFIG_HIGHMEM
-	zones_size[ZONE_HIGHMEM] = highend_pfn - highstart_pfn;
+	max_zone_pfns[ZONE_HIGHMEM] = highend_pfn;
+	lastpfn = highend_pfn;
 
-	if (cpu_has_dc_aliases && zones_size[ZONE_HIGHMEM]) {
+	if (cpu_has_dc_aliases && max_low_pfn != highend_pfn) {
 		printk(KERN_WARNING "This processor doesn't support highmem."
-		       " %ldk highmem ignored\n", zones_size[ZONE_HIGHMEM]);
-		zones_size[ZONE_HIGHMEM] = 0;
+		       " %ldk highmem ignored\n",
+		       (highend_pfn - max_low_pfn) << (PAGE_SHIFT - 10));
+		max_zone_pfns[ZONE_HIGHMEM] = max_low_pfn;
+		lastpfn = max_low_pfn;
 	}
 #endif
 
-#ifdef CONFIG_FLATMEM
-	free_area_init(zones_size);
-#else
-	pfn = min_low_pfn;
-	for (i = 0; i < MAX_NR_ZONES; i++)
-		for (j = 0; j < zones_size[i]; j++, pfn++)
-			if (!page_is_ram(pfn))
-				zholes_size[i]++;
-	free_area_init_node(0, NODE_DATA(0), zones_size, 0, zholes_size);
-#endif
+	free_area_init_nodes(max_zone_pfns);
 }
 
 static struct kcore_list kcore_mem, kcore_vmalloc;