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[linux-2.6.git] / arch / ppc64 / mm / init.c

diff --git a/arch/ppc64/mm/init.c b/arch/ppc64/mm/init.c
index 99d9238..857e891 100644 (file)
--- a/arch/ppc64/mm/init.c
+++ b/arch/ppc64/mm/init.c
@@ -545,8 +545,6 @@ void __init do_init_bootmem(void)
 
        boot_mapsize = init_bootmem(start >> PAGE_SHIFT, total_pages);
 
-       max_pfn = max_low_pfn;
-
        /* add all physical memory to the bootmem map. Also find the first */
        for (i=0; i < lmb.memory.cnt; i++) {
                unsigned long physbase, size;
@@ -631,6 +629,7 @@ void __init mem_init(void)
 
        num_physpages = max_low_pfn;    /* RAM is assumed contiguous */
        high_memory = (void *) __va(max_low_pfn * PAGE_SIZE);
+       max_pfn = max_low_pfn;
 
 #ifdef CONFIG_DISCONTIGMEM
 {
@@ -655,7 +654,7 @@ void __init mem_init(void)
 
        totalram_pages += free_all_bootmem();
 
-       for (addr = KERNELBASE; addr < (unsigned long)__va(lmb_end_of_DRAM());
+       for (addr = KERNELBASE; addr <= (unsigned long)__va(lmb_end_of_DRAM());
             addr += PAGE_SIZE) {
                if (!PageReserved(virt_to_page(addr)))
                        continue;
@@ -765,8 +764,8 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long ea,
        void *pgdir;
        pte_t *ptep;
        int local = 0;
+       int cpu;
        cpumask_t tmp;
-       unsigned long flags;
 
        /* handle i-cache coherency */
        if (!(cur_cpu_spec->cpu_features & CPU_FTR_COHERENT_ICACHE) &&
@@ -796,14 +795,14 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long ea,
 
        vsid = get_vsid(vma->vm_mm->context.id, ea);
 
-       local_irq_save(flags);
-       tmp = cpumask_of_cpu(smp_processor_id());
+       cpu = get_cpu();
+       tmp = cpumask_of_cpu(cpu);
        if (cpus_equal(vma->vm_mm->cpu_vm_mask, tmp))
                local = 1;
 
        __hash_page(ea, pte_val(pte) & (_PAGE_USER|_PAGE_RW), vsid, ptep,
                    0x300, local);
-       local_irq_restore(flags);
+       put_cpu();
 }
 
 void * reserve_phb_iospace(unsigned long size)