Merge branch 'linux-2.6'

[linux-2.6] / arch / ppc / mm / init.c

diff --git a/arch/ppc/mm/init.c b/arch/ppc/mm/init.c
index 410200046af120236e44fb35d656e57f65ceb0da..7444df3889c5ef1da02f21e665531104df95b33f 100644 (file)
--- a/arch/ppc/mm/init.c
+++ b/arch/ppc/mm/init.c
@@ -48,7 +48,7 @@
 #include "mmu_decl.h"
 
 #if defined(CONFIG_KERNEL_START_BOOL) || defined(CONFIG_LOWMEM_SIZE_BOOL)
-/* The ammount of lowmem must be within 0xF0000000 - KERNELBASE. */
+/* The amount of lowmem must be within 0xF0000000 - KERNELBASE. */
 #if (CONFIG_LOWMEM_SIZE > (0xF0000000 - KERNELBASE))
 #error "You must adjust CONFIG_LOWMEM_SIZE or CONFIG_START_KERNEL"
 #endif
@@ -241,12 +241,6 @@ void __init MMU_init(void)
        if (__max_memory && total_memory > __max_memory)
                total_memory = __max_memory;
        total_lowmem = total_memory;
-#ifdef CONFIG_FSL_BOOKE
-       /* Freescale Book-E parts expect lowmem to be mapped by fixed TLB
-        * entries, so we need to adjust lowmem to match the amount we can map
-        * in the fixed entries */
-       adjust_total_lowmem();
-#endif /* CONFIG_FSL_BOOKE */
        if (total_lowmem > __max_low_memory) {
                total_lowmem = __max_low_memory;
 #ifndef CONFIG_HIGHMEM
@@ -374,11 +368,12 @@ void __init paging_init(void)
        end_pfn = start_pfn + (total_memory >> PAGE_SHIFT);
        add_active_range(0, start_pfn, end_pfn);
 
+       memset(max_zone_pfns, 0, sizeof(max_zone_pfns));
 #ifdef CONFIG_HIGHMEM
-       max_zone_pfns[0] = total_lowmem >> PAGE_SHIFT;
-       max_zone_pfns[1] = total_memory >> PAGE_SHIFT;
+       max_zone_pfns[ZONE_DMA] = total_lowmem >> PAGE_SHIFT;
+       max_zone_pfns[ZONE_HIGHMEM] = total_memory >> PAGE_SHIFT;
 #else
-       max_zone_pfns[0] = total_memory >> PAGE_SHIFT;
+       max_zone_pfns[ZONE_DMA] = total_memory >> PAGE_SHIFT;
 #endif /* CONFIG_HIGHMEM */
        free_area_init_nodes(max_zone_pfns);
 }
@@ -560,7 +555,7 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long address,
                 * That means the zeroed TLB has to be invalidated
                 * whenever a page miss occurs.
                 */
-               _tlbie(address);
+               _tlbie(address, 0 /* 8xx doesn't care about PID */);
 #endif
                if (!PageReserved(page)
                    && !test_bit(PG_arch_1, &page->flags)) {