Merge git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-cpumask

* git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-cpumask: (36 commits)
  cpumask: remove cpumask allocation from idle_balance, fix
  numa, cpumask: move numa_node_id default implementation to topology.h, fix
  cpumask: remove cpumask allocation from idle_balance
  x86: cpumask: x86 mmio-mod.c use cpumask_var_t for downed_cpus
  x86: cpumask: update 32-bit APM not to mug current->cpus_allowed
  x86: microcode: cleanup
  x86: cpumask: use work_on_cpu in arch/x86/kernel/microcode_core.c
  cpumask: fix CONFIG_CPUMASK_OFFSTACK=y cpu hotunplug crash
  numa, cpumask: move numa_node_id default implementation to topology.h
  cpumask: convert node_to_cpumask_map[] to cpumask_var_t
  cpumask: remove x86 cpumask_t uses.
  cpumask: use cpumask_var_t in uv_flush_tlb_others.
  cpumask: remove cpumask_t assignment from vector_allocation_domain()
  cpumask: make Xen use the new operators.
  cpumask: clean up summit's send_IPI functions
  cpumask: use new cpumask functions throughout x86
  x86: unify cpu_callin_mask/cpu_callout_mask/cpu_initialized_mask/cpu_sibling_setup_mask
  cpumask: convert struct cpuinfo_x86's llc_shared_map to cpumask_var_t
  cpumask: convert node_to_cpumask_map[] to cpumask_var_t
  x86: unify 32 and 64-bit node_to_cpumask_map
  ...

1 files changed, 8 insertions, 103 deletions

diff --git a/arch/x86/mm/numa_64.c b/arch/x86/mm/numa_64.c
index 64c9cf043cdd..d73aaa892371 100644
--- a/arch/x86/mm/numa_64.c
+++ b/arch/x86/mm/numa_64.c
@@ -20,12 +20,6 @@
 #include <asm/acpi.h>
 #include <asm/k8.h>
 
-#ifdef CONFIG_DEBUG_PER_CPU_MAPS
-# define DBG(x...) printk(KERN_DEBUG x)
-#else
-# define DBG(x...)
-#endif
-
 struct pglist_data *node_data[MAX_NUMNODES] __read_mostly;
 EXPORT_SYMBOL(node_data);
 
@@ -49,12 +43,6 @@ DEFINE_EARLY_PER_CPU(int, x86_cpu_to_node_map, NUMA_NO_NODE);
 EXPORT_EARLY_PER_CPU_SYMBOL(x86_cpu_to_node_map);
 
 /*
- * Which logical CPUs are on which nodes
- */
-cpumask_t *node_to_cpumask_map;
-EXPORT_SYMBOL(node_to_cpumask_map);
-
-/*
  * Given a shift value, try to populate memnodemap[]
  * Returns :
  * 1 if OK
@@ -661,36 +649,6 @@ void __init init_cpu_to_node(void)
 #endif
 
 
-/*
- * Allocate node_to_cpumask_map based on number of available nodes
- * Requires node_possible_map to be valid.
- *
- * Note: node_to_cpumask() is not valid until after this is done.
- * (Use CONFIG_DEBUG_PER_CPU_MAPS to check this.)
- */
-void __init setup_node_to_cpumask_map(void)
-{
-        unsigned int node, num = 0;
-        cpumask_t *map;
-
-        /* setup nr_node_ids if not done yet */
-        if (nr_node_ids == MAX_NUMNODES) {
-                for_each_node_mask(node, node_possible_map)
-                        num = node;
-                nr_node_ids = num + 1;
-        }
-
-        /* allocate the map */
-        map = alloc_bootmem_low(nr_node_ids * sizeof(cpumask_t));
-        DBG("node_to_cpumask_map at %p for %d nodes\n", map, nr_node_ids);
-
-        pr_debug("Node to cpumask map at %p for %d nodes\n",
-                 map, nr_node_ids);
-
-        /* node_to_cpumask() will now work */
-        node_to_cpumask_map = map;
-}
-
 void __cpuinit numa_set_node(int cpu, int node)
 {
         int *cpu_to_node_map = early_per_cpu_ptr(x86_cpu_to_node_map);
@@ -723,12 +681,12 @@ void __cpuinit numa_clear_node(int cpu)
 
 void __cpuinit numa_add_cpu(int cpu)
 {
-        cpu_set(cpu, node_to_cpumask_map[early_cpu_to_node(cpu)]);
+        cpumask_set_cpu(cpu, node_to_cpumask_map[early_cpu_to_node(cpu)]);
 }
 
 void __cpuinit numa_remove_cpu(int cpu)
 {
-        cpu_clear(cpu, node_to_cpumask_map[early_cpu_to_node(cpu)]);
+        cpumask_clear_cpu(cpu, node_to_cpumask_map[early_cpu_to_node(cpu)]);
 }
 
 #else /* CONFIG_DEBUG_PER_CPU_MAPS */
@@ -739,20 +697,20 @@ void __cpuinit numa_remove_cpu(int cpu)
 static void __cpuinit numa_set_cpumask(int cpu, int enable)
 {
         int node = early_cpu_to_node(cpu);
-        cpumask_t *mask;
+        struct cpumask *mask;
         char buf[64];
 
-        if (node_to_cpumask_map == NULL) {
-                printk(KERN_ERR "node_to_cpumask_map NULL\n");
+        mask = node_to_cpumask_map[node];
+        if (mask == NULL) {
+                printk(KERN_ERR "node_to_cpumask_map[%i] NULL\n", node);
                 dump_stack();
                 return;
         }
 
-        mask = &node_to_cpumask_map[node];
         if (enable)
-                cpu_set(cpu, *mask);
+                cpumask_set_cpu(cpu, mask);
         else
-                cpu_clear(cpu, *mask);
+                cpumask_clear_cpu(cpu, mask);
 
         cpulist_scnprintf(buf, sizeof(buf), mask);
         printk(KERN_DEBUG "%s cpu %d node %d: mask now %s\n",
@@ -799,59 +757,6 @@ int early_cpu_to_node(int cpu)
         return per_cpu(x86_cpu_to_node_map, cpu);
 }
 
-
-/* empty cpumask */
-static const cpumask_t cpu_mask_none;
-
-/*
- * Returns a pointer to the bitmask of CPUs on Node 'node'.
- */
-const cpumask_t *cpumask_of_node(int node)
-{
-        if (node_to_cpumask_map == NULL) {
-                printk(KERN_WARNING
-                        "cpumask_of_node(%d): no node_to_cpumask_map!\n",
-                        node);
-                dump_stack();
-                return (const cpumask_t *)&cpu_online_map;
-        }
-        if (node >= nr_node_ids) {
-                printk(KERN_WARNING
-                        "cpumask_of_node(%d): node > nr_node_ids(%d)\n",
-                        node, nr_node_ids);
-                dump_stack();
-                return &cpu_mask_none;
-        }
-        return &node_to_cpumask_map[node];
-}
-EXPORT_SYMBOL(cpumask_of_node);
-
-/*
- * Returns a bitmask of CPUs on Node 'node'.
- *
- * Side note: this function creates the returned cpumask on the stack
- * so with a high NR_CPUS count, excessive stack space is used.  The
- * node_to_cpumask_ptr function should be used whenever possible.
- */
-cpumask_t node_to_cpumask(int node)
-{
-        if (node_to_cpumask_map == NULL) {
-                printk(KERN_WARNING
-                        "node_to_cpumask(%d): no node_to_cpumask_map!\n", node);
-                dump_stack();
-                return cpu_online_map;
-        }
-        if (node >= nr_node_ids) {
-                printk(KERN_WARNING
-                        "node_to_cpumask(%d): node > nr_node_ids(%d)\n",
-                        node, nr_node_ids);
-                dump_stack();
-                return cpu_mask_none;
-        }
-        return node_to_cpumask_map[node];
-}
-EXPORT_SYMBOL(node_to_cpumask);
-
 /*
  * --------- end of debug versions of the numa functions ---------
  */