[PATCH] optional ZONE_DMA: remove ZONE_DMA remains from parisc

Remove ZONE_DMA remains from parisc so that kernels are build without
ZONE_DMA.
Signed-off-by: NChristoph Lameter <clameter@sgi.com>
Cc: Kyle McMartin <kyle@mcmartin.ca>
Cc: Matthew Wilcox <willy@debian.org>
Cc: James Bottomley <James.Bottomley@steeleye.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

arch/parisc/Kconfig

@@ -50,9 +50,6 @@ config TIME_LOW_RES
 	depends on SMP
 	default y
 
-config GENERIC_ISA_DMA
-	bool
-
 config GENERIC_HARDIRQS
 	def_bool y
 

arch/parisc/mm/init.c

@@ -808,9 +808,7 @@ void __init paging_init(void)
 	for (i = 0; i < npmem_ranges; i++) {
 		unsigned long zones_size[MAX_NR_ZONES] = { 0, };
 
-		/* We have an IOMMU, so all memory can go into a single
-		   ZONE_DMA zone. */
-		zones_size[ZONE_DMA] = pmem_ranges[i].pages;
+		zones_size[ZONE_NORMAL] = pmem_ranges[i].pages;
 
 #ifdef CONFIG_DISCONTIGMEM
 		/* Need to initialize the pfnnid_map before we can initialize