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>

1 files changed, 2 insertions, 2 deletions

diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c
index cb0bdf440715..8467ec2320f1 100644
--- a/arch/x86/kernel/pci-dma.c
+++ b/arch/x86/kernel/pci-dma.c
@@ -75,7 +75,7 @@ early_param("dma32_size", parse_dma32_size_opt);
 void __init dma32_reserve_bootmem(void)
 {
         unsigned long size, align;
-        if (end_pfn <= MAX_DMA32_PFN)
+        if (max_pfn <= MAX_DMA32_PFN)
                 return;
 
         /*
@@ -94,7 +94,7 @@ void __init dma32_reserve_bootmem(void)
 static void __init dma32_free_bootmem(void)
 {
 
-        if (end_pfn <= MAX_DMA32_PFN)
+        if (max_pfn <= MAX_DMA32_PFN)
                 return;
 
         if (!dma32_bootmem_ptr)