x86: remove end_pfn in 64bit
and use max_pfn directly. Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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@ -1394,7 +1394,7 @@ void __init detect_calgary(void)
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return;
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}
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specified_table_size = determine_tce_table_size(end_pfn * PAGE_SIZE);
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specified_table_size = determine_tce_table_size(max_pfn * PAGE_SIZE);
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for (bus = 0; bus < MAX_PHB_BUS_NUM; bus++) {
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struct calgary_bus_info *info = &bus_info[bus];
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@ -1459,7 +1459,7 @@ int __init calgary_iommu_init(void)
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if (ret) {
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printk(KERN_ERR "PCI-DMA: Calgary init failed %d, "
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"falling back to no_iommu\n", ret);
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if (end_pfn > MAX_DMA32_PFN)
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if (max_pfn > MAX_DMA32_PFN)
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printk(KERN_ERR "WARNING more than 4GB of memory, "
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"32bit PCI may malfunction.\n");
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return ret;
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