Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/cooloney...

[sfrench/cifs-2.6.git] / arch / ia64 / mm / discontig.c

diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c
index 0b567398f38e0319568c43154f00e9fe2456a344..d83125e1ed27b33a1e7ef04794324380dc97f862 100644 (file)
--- a/arch/ia64/mm/discontig.c
+++ b/arch/ia64/mm/discontig.c
@@ -36,7 +36,6 @@ struct early_node_data {
        struct ia64_node_data *node_data;
        unsigned long pernode_addr;
        unsigned long pernode_size;
-       struct bootmem_data bootmem_data;
        unsigned long num_physpages;
 #ifdef CONFIG_ZONE_DMA
        unsigned long num_dma_physpages;
@@ -75,17 +74,17 @@ pg_data_t *pgdat_list[MAX_NUMNODES];
 static int __init build_node_maps(unsigned long start, unsigned long len,
                                  int node)
 {
-       unsigned long cstart, epfn, end = start + len;
-       struct bootmem_data *bdp = &mem_data[node].bootmem_data;
+       unsigned long spfn, epfn, end = start + len;
+       struct bootmem_data *bdp = &bootmem_node_data[node];
 
        epfn = GRANULEROUNDUP(end) >> PAGE_SHIFT;
-       cstart = GRANULEROUNDDOWN(start);
+       spfn = GRANULEROUNDDOWN(start) >> PAGE_SHIFT;
 
        if (!bdp->node_low_pfn) {
-               bdp->node_boot_start = cstart;
+               bdp->node_min_pfn = spfn;
                bdp->node_low_pfn = epfn;
        } else {
-               bdp->node_boot_start = min(cstart, bdp->node_boot_start);
+               bdp->node_min_pfn = min(spfn, bdp->node_min_pfn);
                bdp->node_low_pfn = max(epfn, bdp->node_low_pfn);
        }
 
@@ -104,7 +103,7 @@ static int __meminit early_nr_cpus_node(int node)
 {
        int cpu, n = 0;
 
-       for (cpu = 0; cpu < NR_CPUS; cpu++)
+       for_each_possible_early_cpu(cpu)
                if (node == node_cpuid[cpu].nid)
                        n++;
 
@@ -124,6 +123,7 @@ static unsigned long __meminit compute_pernodesize(int node)
        pernodesize += node * L1_CACHE_BYTES;
        pernodesize += L1_CACHE_ALIGN(sizeof(pg_data_t));
        pernodesize += L1_CACHE_ALIGN(sizeof(struct ia64_node_data));
+       pernodesize += L1_CACHE_ALIGN(sizeof(pg_data_t));
        pernodesize = PAGE_ALIGN(pernodesize);
        return pernodesize;
 }
@@ -142,7 +142,7 @@ static void *per_cpu_node_setup(void *cpu_data, int node)
 #ifdef CONFIG_SMP
        int cpu;
 
-       for (cpu = 0; cpu < NR_CPUS; cpu++) {
+       for_each_possible_early_cpu(cpu) {
                if (node == node_cpuid[cpu].nid) {
                        memcpy(__va(cpu_data), __phys_per_cpu_start,
                               __per_cpu_end - __per_cpu_start);
@@ -166,7 +166,7 @@ static void __init fill_pernode(int node, unsigned long pernode,
 {
        void *cpu_data;
        int cpus = early_nr_cpus_node(node);
-       struct bootmem_data *bdp = &mem_data[node].bootmem_data;
+       struct bootmem_data *bdp = &bootmem_node_data[node];
 
        mem_data[node].pernode_addr = pernode;
        mem_data[node].pernode_size = pernodesize;
@@ -221,20 +221,21 @@ static void __init fill_pernode(int node, unsigned long pernode,
 static int __init find_pernode_space(unsigned long start, unsigned long len,
                                     int node)
 {
-       unsigned long epfn;
+       unsigned long spfn, epfn;
        unsigned long pernodesize = 0, pernode, pages, mapsize;
-       struct bootmem_data *bdp = &mem_data[node].bootmem_data;
+       struct bootmem_data *bdp = &bootmem_node_data[node];
 
+       spfn = start >> PAGE_SHIFT;
        epfn = (start + len) >> PAGE_SHIFT;
 
-       pages = bdp->node_low_pfn - (bdp->node_boot_start >> PAGE_SHIFT);
+       pages = bdp->node_low_pfn - bdp->node_min_pfn;
        mapsize = bootmem_bootmap_pages(pages) << PAGE_SHIFT;
 
        /*
         * Make sure this memory falls within this node's usable memory
         * since we may have thrown some away in build_maps().
         */
-       if (start < bdp->node_boot_start || epfn > bdp->node_low_pfn)
+       if (spfn < bdp->node_min_pfn || epfn > bdp->node_low_pfn)
                return 0;
 
        /* Don't setup this node's local space twice... */
@@ -296,15 +297,15 @@ static void __init reserve_pernode_space(void)
                bdp = pdp->bdata;
 
                /* First the bootmem_map itself */
-               pages = bdp->node_low_pfn - (bdp->node_boot_start>>PAGE_SHIFT);
+               pages = bdp->node_low_pfn - bdp->node_min_pfn;
                size = bootmem_bootmap_pages(pages) << PAGE_SHIFT;
                base = __pa(bdp->node_bootmem_map);
-               reserve_bootmem_node(pdp, base, size);
+               reserve_bootmem_node(pdp, base, size, BOOTMEM_DEFAULT);
 
                /* Now the per-node space */
                size = mem_data[node].pernode_size;
                base = __pa(mem_data[node].pernode_addr);
-               reserve_bootmem_node(pdp, base, size);
+               reserve_bootmem_node(pdp, base, size, BOOTMEM_DEFAULT);
        }
 }
 
@@ -345,7 +346,7 @@ static void __init initialize_pernode_data(void)
 
 #ifdef CONFIG_SMP
        /* Set the node_data pointer for each per-cpu struct */
-       for (cpu = 0; cpu < NR_CPUS; cpu++) {
+       for_each_possible_early_cpu(cpu) {
                node = node_cpuid[cpu].nid;
                per_cpu(cpu_info, cpu).node_data = mem_data[node].node_data;
        }
@@ -439,12 +440,12 @@ void __init find_memory(void)
        efi_memmap_walk(find_max_min_low_pfn, NULL);
 
        for_each_online_node(node)
-               if (mem_data[node].bootmem_data.node_low_pfn) {
+               if (bootmem_node_data[node].node_low_pfn) {
                        node_clear(node, memory_less_mask);
                        mem_data[node].min_pfn = ~0UL;
                }
 
-       efi_memmap_walk(register_active_ranges, NULL);
+       efi_memmap_walk(filter_memory, register_active_ranges);
 
        /*
         * Initialize the boot memory maps in reverse order since that's
@@ -459,14 +460,14 @@ void __init find_memory(void)
                else if (node_isset(node, memory_less_mask))
                        continue;
 
-               bdp = &mem_data[node].bootmem_data;
+               bdp = &bootmem_node_data[node];
                pernode = mem_data[node].pernode_addr;
                pernodesize = mem_data[node].pernode_size;
                map = pernode + pernodesize;
 
                init_bootmem_node(pgdat_list[node],
                                  map>>PAGE_SHIFT,
-                                 bdp->node_boot_start>>PAGE_SHIFT,
+                                 bdp->node_min_pfn,
                                  bdp->node_low_pfn);
        }
 
@@ -493,13 +494,9 @@ void __cpuinit *per_cpu_init(void)
        int cpu;
        static int first_time = 1;
 
-
-       if (smp_processor_id() != 0)
-               return __per_cpu_start + __per_cpu_offset[smp_processor_id()];
-
        if (first_time) {
                first_time = 0;
-               for (cpu = 0; cpu < NR_CPUS; cpu++)
+               for_each_possible_early_cpu(cpu)
                        per_cpu(local_per_cpu_offset, cpu) = __per_cpu_offset[cpu];
        }
 
@@ -522,8 +519,6 @@ void show_mem(void)
 
        printk(KERN_INFO "Mem-info:\n");
        show_free_areas();
-       printk(KERN_INFO "Free swap:       %6ldkB\n",
-              nr_swap_pages<<(PAGE_SHIFT-10));
        printk(KERN_INFO "Node memory in pages:\n");
        for_each_online_pgdat(pgdat) {
                unsigned long present;