x86: numa_64.c fix shadowed variable

sparse mutters:
arch/x86/mm/numa_64.c:195:27: warning: symbol 'end_pfn' shadows an earlier one

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 15 insertions, 15 deletions

diff --git a/arch/x86/mm/numa_64.c b/arch/x86/mm/numa_64.c
index 824344f1742f..a1f3778b4680 100644
--- a/arch/x86/mm/numa_64.c
+++ b/arch/x86/mm/numa_64.c
@@ -179,7 +179,7 @@ static void * __init early_node_mem(int nodeid, unsigned long start,
 void __init setup_node_bootmem(int nodeid, unsigned long start,
                                unsigned long end)
 {
-        unsigned long start_pfn, end_pfn, bootmap_pages, bootmap_size;
+        unsigned long start_pfn, last_pfn, bootmap_pages, bootmap_size;
         unsigned long bootmap_start, nodedata_phys;
         void *bootmap;
         const int pgdat_size = round_up(sizeof(pg_data_t), PAGE_SIZE);
@@ -191,7 +191,7 @@ void __init setup_node_bootmem(int nodeid, unsigned long start,
                start, end);
 
         start_pfn = start >> PAGE_SHIFT;
-        end_pfn = end >> PAGE_SHIFT;
+        last_pfn = end >> PAGE_SHIFT;
 
         node_data[nodeid] = early_node_mem(nodeid, start, end, pgdat_size,
                                            SMP_CACHE_BYTES);
@@ -204,7 +204,7 @@ void __init setup_node_bootmem(int nodeid, unsigned long start,
         memset(NODE_DATA(nodeid), 0, sizeof(pg_data_t));
         NODE_DATA(nodeid)->bdata = &plat_node_bdata[nodeid];
         NODE_DATA(nodeid)->node_start_pfn = start_pfn;
-        NODE_DATA(nodeid)->node_spanned_pages = end_pfn - start_pfn;
+        NODE_DATA(nodeid)->node_spanned_pages = last_pfn - start_pfn;
 
         /*
          * Find a place for the bootmem map
@@ -213,7 +213,7 @@ void __init setup_node_bootmem(int nodeid, unsigned long start,
          * early_node_mem will get that with find_e820_area instead
          * of alloc_bootmem, that could clash with reserved range
          */
-        bootmap_pages = bootmem_bootmap_pages(end_pfn - start_pfn);
+        bootmap_pages = bootmem_bootmap_pages(last_pfn - start_pfn);
         nid = phys_to_nid(nodedata_phys);
         if (nid == nodeid)
                 bootmap_start = round_up(nodedata_phys + pgdat_size, PAGE_SIZE);
@@ -235,7 +235,7 @@ void __init setup_node_bootmem(int nodeid, unsigned long start,
 
         bootmap_size = init_bootmem_node(NODE_DATA(nodeid),
                                          bootmap_start >> PAGE_SHIFT,
-                                         start_pfn, end_pfn);
+                                         start_pfn, last_pfn);
 
         printk(KERN_INFO "  bootmap [%016lx -  %016lx] pages %lx\n",
                  bootmap_start, bootmap_start + bootmap_size - 1,
@@ -400,15 +400,15 @@ static int __init split_nodes_by_size(struct bootnode *nodes, u64 *addr,
 }
 
 /*
- * Sets up the system RAM area from start_pfn to end_pfn according to the
+ * Sets up the system RAM area from start_pfn to last_pfn according to the
  * numa=fake command-line option.
  */
 static struct bootnode nodes[MAX_NUMNODES] __initdata;
 
-static int __init numa_emulation(unsigned long start_pfn, unsigned long end_pfn)
+static int __init numa_emulation(unsigned long start_pfn, unsigned long last_pfn)
 {
         u64 size, addr = start_pfn << PAGE_SHIFT;
-        u64 max_addr = end_pfn << PAGE_SHIFT;
+        u64 max_addr = last_pfn << PAGE_SHIFT;
         int num_nodes = 0, num = 0, coeff_flag, coeff = -1, i;
 
         memset(&nodes, 0, sizeof(nodes));
@@ -514,7 +514,7 @@ out:
 }
 #endif /* CONFIG_NUMA_EMU */
 
-void __init numa_initmem_init(unsigned long start_pfn, unsigned long end_pfn)
+void __init numa_initmem_init(unsigned long start_pfn, unsigned long last_pfn)
 {
         int i;
 
@@ -522,7 +522,7 @@ void __init numa_initmem_init(unsigned long start_pfn, unsigned long end_pfn)
         nodes_clear(node_online_map);
 
 #ifdef CONFIG_NUMA_EMU
-        if (cmdline && !numa_emulation(start_pfn, end_pfn))
+        if (cmdline && !numa_emulation(start_pfn, last_pfn))
                 return;
         nodes_clear(node_possible_map);
         nodes_clear(node_online_map);
@@ -530,7 +530,7 @@ void __init numa_initmem_init(unsigned long start_pfn, unsigned long end_pfn)
 
 #ifdef CONFIG_ACPI_NUMA
         if (!numa_off && !acpi_scan_nodes(start_pfn << PAGE_SHIFT,
-                                          end_pfn << PAGE_SHIFT))
+                                          last_pfn << PAGE_SHIFT))
                 return;
         nodes_clear(node_possible_map);
         nodes_clear(node_online_map);
@@ -538,7 +538,7 @@ void __init numa_initmem_init(unsigned long start_pfn, unsigned long end_pfn)
 
 #ifdef CONFIG_K8_NUMA
         if (!numa_off && !k8_scan_nodes(start_pfn<<PAGE_SHIFT,
-                                        end_pfn<<PAGE_SHIFT))
+                                        last_pfn<<PAGE_SHIFT))
                 return;
         nodes_clear(node_possible_map);
         nodes_clear(node_online_map);
@@ -548,7 +548,7 @@ void __init numa_initmem_init(unsigned long start_pfn, unsigned long end_pfn)
 
         printk(KERN_INFO "Faking a node at %016lx-%016lx\n",
                start_pfn << PAGE_SHIFT,
-               end_pfn << PAGE_SHIFT);
+               last_pfn << PAGE_SHIFT);
         /* setup dummy node covering all memory */
         memnode_shift = 63;
         memnodemap = memnode.embedded_map;
@@ -557,8 +557,8 @@ void __init numa_initmem_init(unsigned long start_pfn, unsigned long end_pfn)
         node_set(0, node_possible_map);
         for (i = 0; i < NR_CPUS; i++)
                 numa_set_node(i, 0);
-        e820_register_active_regions(0, start_pfn, end_pfn);
-        setup_node_bootmem(0, start_pfn << PAGE_SHIFT, end_pfn << PAGE_SHIFT);
+        e820_register_active_regions(0, start_pfn, last_pfn);
+        setup_node_bootmem(0, start_pfn << PAGE_SHIFT, last_pfn << PAGE_SHIFT);
 }
 
 unsigned long __init numa_free_all_bootmem(void)