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

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* 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
  ...
This commit is contained in:
Linus Torvalds
2009-04-05 10:33:07 -07:00
parent cab4e4c43f 558f6ab910
commit 90975ef712
51 changed files with 640 additions and 660 deletions
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18
arch/x86/include/asm/cpumask.h
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@@ -3,8 +3,6 @@
#ifndef __ASSEMBLY__
#include <linux/cpumask.h>
#ifdef CONFIG_X86_64
extern cpumask_var_t cpu_callin_mask;
extern cpumask_var_t cpu_callout_mask;
extern cpumask_var_t cpu_initialized_mask;
@@ -12,21 +10,5 @@ extern cpumask_var_t cpu_sibling_setup_mask;
extern void setup_cpu_local_masks(void);
#else /* CONFIG_X86_32 */
extern cpumask_t cpu_callin_map;
extern cpumask_t cpu_callout_map;
extern cpumask_t cpu_initialized;
extern cpumask_t cpu_sibling_setup_map;
#define cpu_callin_mask ((struct cpumask *)&cpu_callin_map)
#define cpu_callout_mask ((struct cpumask *)&cpu_callout_map)
#define cpu_initialized_mask ((struct cpumask *)&cpu_initialized)
#define cpu_sibling_setup_mask ((struct cpumask *)&cpu_sibling_setup_map)
static inline void setup_cpu_local_masks(void) { }
#endif /* CONFIG_X86_32 */
#endif /* __ASSEMBLY__ */
#endif /* _ASM_X86_CPUMASK_H */

5
arch/x86/include/asm/pci.h
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@@ -140,11 +140,6 @@ static inline int __pcibus_to_node(const struct pci_bus *bus)
return sd->node;
}
static inline cpumask_t __pcibus_to_cpumask(struct pci_bus *bus)
{
return node_to_cpumask(__pcibus_to_node(bus));
}
static inline const struct cpumask *
cpumask_of_pcibus(const struct pci_bus *bus)
{

3
arch/x86/include/asm/processor.h
View File

@@ -94,7 +94,7 @@ struct cpuinfo_x86 {
unsigned long loops_per_jiffy;
#ifdef CONFIG_SMP
/* cpus sharing the last level cache: */
cpumask_t llc_shared_map;
cpumask_var_t llc_shared_map;
#endif
/* cpuid returned max cores value: */
u16 x86_max_cores;
@@ -736,6 +736,7 @@ static inline void __sti_mwait(unsigned long eax, unsigned long ecx)
extern void mwait_idle_with_hints(unsigned long eax, unsigned long ecx);
extern void select_idle_routine(const struct cpuinfo_x86 *c);
extern void init_c1e_mask(void);
extern unsigned long boot_option_idle_override;
extern unsigned long idle_halt;

13
arch/x86/include/asm/smp.h
View File

@@ -21,19 +21,19 @@
extern int smp_num_siblings;
extern unsigned int num_processors;
DECLARE_PER_CPU(cpumask_t, cpu_sibling_map);
DECLARE_PER_CPU(cpumask_t, cpu_core_map);
DECLARE_PER_CPU(cpumask_var_t, cpu_sibling_map);
DECLARE_PER_CPU(cpumask_var_t, cpu_core_map);
DECLARE_PER_CPU(u16, cpu_llc_id);
DECLARE_PER_CPU(int, cpu_number);
static inline struct cpumask *cpu_sibling_mask(int cpu)
{
return &per_cpu(cpu_sibling_map, cpu);
return per_cpu(cpu_sibling_map, cpu);
}
static inline struct cpumask *cpu_core_mask(int cpu)
{
return &per_cpu(cpu_core_map, cpu);
return per_cpu(cpu_core_map, cpu);
}
DECLARE_EARLY_PER_CPU(u16, x86_cpu_to_apicid);
@@ -121,9 +121,10 @@ static inline void arch_send_call_function_single_ipi(int cpu)
smp_ops.send_call_func_single_ipi(cpu);
}
static inline void arch_send_call_function_ipi(cpumask_t mask)
#define arch_send_call_function_ipi_mask arch_send_call_function_ipi_mask
static inline void arch_send_call_function_ipi_mask(const struct cpumask *mask)
{
smp_ops.send_call_func_ipi(&mask);
smp_ops.send_call_func_ipi(mask);
}
void cpu_disable_common(void);

87
arch/x86/include/asm/topology.h
View File

@@ -44,9 +44,6 @@
#ifdef CONFIG_X86_32
/* Mappings between node number and cpus on that node. */
extern cpumask_t node_to_cpumask_map[];
/* Mappings between logical cpu number and node number */
extern int cpu_to_node_map[];
@@ -57,30 +54,8 @@ static inline int cpu_to_node(int cpu)
}
#define early_cpu_to_node(cpu) cpu_to_node(cpu)
/* 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
* cpumask_of_node function should be used whenever possible.
*/
static inline cpumask_t node_to_cpumask(int node)
{
return node_to_cpumask_map[node];
}
/* Returns a bitmask of CPUs on Node 'node'. */
static inline const struct cpumask *cpumask_of_node(int node)
{
return &node_to_cpumask_map[node];
}
static inline void setup_node_to_cpumask_map(void) { }
#else /* CONFIG_X86_64 */
/* Mappings between node number and cpus on that node. */
extern cpumask_t *node_to_cpumask_map;
/* Mappings between logical cpu number and node number */
DECLARE_EARLY_PER_CPU(int, x86_cpu_to_node_map);
@@ -91,8 +66,6 @@ DECLARE_PER_CPU(int, node_number);
#ifdef CONFIG_DEBUG_PER_CPU_MAPS
extern int cpu_to_node(int cpu);
extern int early_cpu_to_node(int cpu);
extern const cpumask_t *cpumask_of_node(int node);
extern cpumask_t node_to_cpumask(int node);
#else /* !CONFIG_DEBUG_PER_CPU_MAPS */
@@ -108,34 +81,25 @@ static inline int early_cpu_to_node(int cpu)
return early_per_cpu(x86_cpu_to_node_map, cpu);
}
/* Returns a pointer to the cpumask of CPUs on Node 'node'. */
static inline const cpumask_t *cpumask_of_node(int node)
{
return &node_to_cpumask_map[node];
}
#endif /* !CONFIG_DEBUG_PER_CPU_MAPS */
/* Returns a bitmask of CPUs on Node 'node'. */
static inline cpumask_t node_to_cpumask(int node)
#endif /* CONFIG_X86_64 */
/* Mappings between node number and cpus on that node. */
extern cpumask_var_t node_to_cpumask_map[MAX_NUMNODES];
#ifdef CONFIG_DEBUG_PER_CPU_MAPS
extern const struct cpumask *cpumask_of_node(int node);
#else
/* Returns a pointer to the cpumask of CPUs on Node 'node'. */
static inline const struct cpumask *cpumask_of_node(int node)
{
return node_to_cpumask_map[node];
}
#endif /* !CONFIG_DEBUG_PER_CPU_MAPS */
#endif
extern void setup_node_to_cpumask_map(void);
/*
* Replace default node_to_cpumask_ptr with optimized version
* Deprecated: use "const struct cpumask *mask = cpumask_of_node(node)"
*/
#define node_to_cpumask_ptr(v, node) \
const cpumask_t *v = cpumask_of_node(node)
#define node_to_cpumask_ptr_next(v, node) \
v = cpumask_of_node(node)
#endif /* CONFIG_X86_64 */
/*
* Returns the number of the node containing Node 'node'. This
* architecture is flat, so it is a pretty simple function!
@@ -143,7 +107,6 @@ extern void setup_node_to_cpumask_map(void);
#define parent_node(node) (node)
#define pcibus_to_node(bus) __pcibus_to_node(bus)
#define pcibus_to_cpumask(bus) __pcibus_to_cpumask(bus)
#ifdef CONFIG_X86_32
extern unsigned long node_start_pfn[];
@@ -209,40 +172,24 @@ static inline int early_cpu_to_node(int cpu)
return 0;
}
static inline const cpumask_t *cpumask_of_node(int node)
static inline const struct cpumask *cpumask_of_node(int node)
{
return &cpu_online_map;
}
static inline cpumask_t node_to_cpumask(int node)
{
return cpu_online_map;
return cpu_online_mask;
}
static inline void setup_node_to_cpumask_map(void) { }
/*
* Replace default node_to_cpumask_ptr with optimized version
* Deprecated: use "const struct cpumask *mask = cpumask_of_node(node)"
*/
#define node_to_cpumask_ptr(v, node) \
const cpumask_t *v = cpumask_of_node(node)
#define node_to_cpumask_ptr_next(v, node) \
v = cpumask_of_node(node)
#endif
#include <asm-generic/topology.h>
extern cpumask_t cpu_coregroup_map(int cpu);
extern const struct cpumask *cpu_coregroup_mask(int cpu);
#ifdef ENABLE_TOPO_DEFINES
#define topology_physical_package_id(cpu) (cpu_data(cpu).phys_proc_id)
#define topology_core_id(cpu) (cpu_data(cpu).cpu_core_id)
#define topology_core_siblings(cpu) (per_cpu(cpu_core_map, cpu))
#define topology_thread_siblings(cpu) (per_cpu(cpu_sibling_map, cpu))
#define topology_core_cpumask(cpu) (&per_cpu(cpu_core_map, cpu))
#define topology_thread_cpumask(cpu) (&per_cpu(cpu_sibling_map, cpu))
#define topology_core_cpumask(cpu) (per_cpu(cpu_core_map, cpu))
#define topology_thread_cpumask(cpu) (per_cpu(cpu_sibling_map, cpu))
/* indicates that pointers to the topology cpumask_t maps are valid */
#define arch_provides_topology_pointers yes
@@ -256,7 +203,7 @@ struct pci_bus;
void set_pci_bus_resources_arch_default(struct pci_bus *b);
#ifdef CONFIG_SMP
#define mc_capable() (cpus_weight(per_cpu(cpu_core_map, 0)) != nr_cpu_ids)
#define mc_capable() (cpumask_weight(cpu_core_mask(0)) != nr_cpu_ids)
#define smt_capable() (smp_num_siblings > 1)
#endif