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>
diff --git a/arch/x86/kernel/aperture_64.c b/arch/x86/kernel/aperture_64.c
index 600470d..9f90780 100644
--- a/arch/x86/kernel/aperture_64.c
+++ b/arch/x86/kernel/aperture_64.c
@@ -407,7 +407,9 @@
agp_aper_base == aper_base &&
agp_aper_order == aper_order) {
/* the same between two setting from NB and agp */
- if (!no_iommu && end_pfn > MAX_DMA32_PFN && !printed_gart_size_msg) {
+ if (!no_iommu &&
+ max_pfn > MAX_DMA32_PFN &&
+ !printed_gart_size_msg) {
printk(KERN_ERR "you are using iommu with agp, but GART size is less than 64M\n");
printk(KERN_ERR "please increase GART size in your BIOS setup\n");
printk(KERN_ERR "if BIOS doesn't have that option, contact your HW vendor!\n");
@@ -448,7 +450,7 @@
/* Got the aperture from the AGP bridge */
} else if (swiotlb && !valid_agp) {
/* Do nothing */
- } else if ((!no_iommu && end_pfn > MAX_DMA32_PFN) ||
+ } else if ((!no_iommu && max_pfn > MAX_DMA32_PFN) ||
force_iommu ||
valid_agp ||
fallback_aper_force) {