#endif
}
-#ifdef CONFIG_HAVE_CPUMASK_OF_CPU_MAP
-cpumask_t *cpumask_of_cpu_map __read_mostly;
-EXPORT_SYMBOL(cpumask_of_cpu_map);
-
-/* requires nr_cpu_ids to be initialized */
-static void __init setup_cpumask_of_cpu(void)
-{
- int i;
-
- /* alloc_bootmem zeroes memory */
- cpumask_of_cpu_map = alloc_bootmem_low(sizeof(cpumask_t) * nr_cpu_ids);
- for (i = 0; i < nr_cpu_ids; i++)
- cpu_set(i, cpumask_of_cpu_map[i]);
-}
-#else
-static inline void setup_cpumask_of_cpu(void) { }
-#endif
-
#ifdef CONFIG_X86_32
/*
* Great future not-so-futuristic plan: make i386 and x86_64 do it
*/
void __init setup_per_cpu_areas(void)
{
- ssize_t size = PERCPU_ENOUGH_ROOM;
+ ssize_t size, old_size;
char *ptr;
int cpu;
+ unsigned long align = 1;
/* Setup cpu_pda map */
setup_cpu_pda_map();
/* Copy section for each CPU (we discard the original) */
- size = PERCPU_ENOUGH_ROOM;
+ old_size = PERCPU_ENOUGH_ROOM;
+ align = max_t(unsigned long, PAGE_SIZE, align);
+ size = roundup(old_size, align);
printk(KERN_INFO "PERCPU: Allocating %zd bytes of per cpu data\n",
size);
for_each_possible_cpu(cpu) {
#ifndef CONFIG_NEED_MULTIPLE_NODES
- ptr = alloc_bootmem_pages(size);
+ ptr = __alloc_bootmem(size, align,
+ __pa(MAX_DMA_ADDRESS));
#else
int node = early_cpu_to_node(cpu);
if (!node_online(node) || !NODE_DATA(node)) {
- ptr = alloc_bootmem_pages(size);
+ ptr = __alloc_bootmem(size, align,
+ __pa(MAX_DMA_ADDRESS));
printk(KERN_INFO
"cpu %d has no node %d or node-local memory\n",
cpu, node);
+ if (ptr)
+ printk(KERN_DEBUG "per cpu data for cpu%d at %016lx\n",
+ cpu, __pa(ptr));
+ }
+ else {
+ ptr = __alloc_bootmem_node(NODE_DATA(node), size, align,
+ __pa(MAX_DMA_ADDRESS));
+ if (ptr)
+ printk(KERN_DEBUG "per cpu data for cpu%d on node%d at %016lx\n",
+ cpu, node, __pa(ptr));
}
- else
- ptr = alloc_bootmem_pages_node(NODE_DATA(node), size);
#endif
per_cpu_offset(cpu) = ptr - __per_cpu_start;
memcpy(ptr, __per_cpu_start, __per_cpu_end - __per_cpu_start);
-
}
printk(KERN_DEBUG "NR_CPUS: %d, nr_cpu_ids: %d, nr_node_ids %d\n",
/* Setup node to cpumask map */
setup_node_to_cpumask_map();
-
- /* Setup cpumask_of_cpu map */
- setup_cpumask_of_cpu();
}
#endif
/* allocate the map */
map = alloc_bootmem_low(nr_node_ids * sizeof(cpumask_t));
- pr_debug(KERN_DEBUG "Node to cpumask map at %p for %d nodes\n",
+ pr_debug("Node to cpumask map at %p for %d nodes\n",
map, nr_node_ids);
/* node_to_cpumask() will now work */