diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-x86_64/numa.h | 2 | ||||
| -rw-r--r-- | include/asm-x86_64/pda.h | 1 | ||||
| -rw-r--r-- | include/asm-x86_64/topology.h | 2 | ||||
| -rw-r--r-- | include/linux/mmzone.h | 2 |
4 files changed, 7 insertions, 0 deletions
diff --git a/include/asm-x86_64/numa.h b/include/asm-x86_64/numa.h index bcf55c3f7f7f..d51e56fdc3da 100644 --- a/include/asm-x86_64/numa.h +++ b/include/asm-x86_64/numa.h @@ -17,6 +17,8 @@ extern void numa_add_cpu(int cpu); extern void numa_init_array(void); extern int numa_off; +extern void numa_set_node(int cpu, int node); + extern unsigned char apicid_to_node[256]; #define NUMA_NO_NODE 0xff diff --git a/include/asm-x86_64/pda.h b/include/asm-x86_64/pda.h index bbf89aa8a1af..8733ccfa442e 100644 --- a/include/asm-x86_64/pda.h +++ b/include/asm-x86_64/pda.h @@ -15,6 +15,7 @@ struct x8664_pda { int irqcount; /* Irq nesting counter. Starts with -1 */ int cpunumber; /* Logical CPU number */ char *irqstackptr; /* top of irqstack */ + int nodenumber; /* number of current node */ unsigned int __softirq_pending; unsigned int __nmi_count; /* number of NMI on this CPUs */ struct mm_struct *active_mm; diff --git a/include/asm-x86_64/topology.h b/include/asm-x86_64/topology.h index 1c603cd7e4d0..d39ebd5263ed 100644 --- a/include/asm-x86_64/topology.h +++ b/include/asm-x86_64/topology.h @@ -28,6 +28,8 @@ extern int __node_distance(int, int); #define pcibus_to_node(bus) ((long)(bus->sysdata)) #define pcibus_to_cpumask(bus) node_to_cpumask(pcibus_to_node(bus)); +#define numa_node_id() read_pda(nodenumber) + /* sched_domains SD_NODE_INIT for x86_64 machines */ #define SD_NODE_INIT (struct sched_domain) { \ .span = CPU_MASK_NONE, \ diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 57fc99c67c31..f3cffc354dea 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -435,7 +435,9 @@ int lowmem_reserve_ratio_sysctl_handler(struct ctl_table *, int, struct file *, #include <linux/topology.h> /* Returns the number of the current Node. */ +#ifndef numa_node_id #define numa_node_id() (cpu_to_node(raw_smp_processor_id())) +#endif #ifndef CONFIG_NEED_MULTIPLE_NODES |