You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
64 lines
1.3 KiB
64 lines
1.3 KiB
#ifndef _ASM_POWERPC_TOPOLOGY_H
|
|
#define _ASM_POWERPC_TOPOLOGY_H
|
|
|
|
#include <linux/config.h>
|
|
|
|
#ifdef CONFIG_NUMA
|
|
|
|
#include <asm/mmzone.h>
|
|
|
|
static inline int cpu_to_node(int cpu)
|
|
{
|
|
return numa_cpu_lookup_table[cpu];
|
|
}
|
|
|
|
#define parent_node(node) (node)
|
|
|
|
static inline cpumask_t node_to_cpumask(int node)
|
|
{
|
|
return numa_cpumask_lookup_table[node];
|
|
}
|
|
|
|
static inline int node_to_first_cpu(int node)
|
|
{
|
|
cpumask_t tmp;
|
|
tmp = node_to_cpumask(node);
|
|
return first_cpu(tmp);
|
|
}
|
|
|
|
#define pcibus_to_node(node) (-1)
|
|
#define pcibus_to_cpumask(bus) (cpu_online_map)
|
|
|
|
/* sched_domains SD_NODE_INIT for PPC64 machines */
|
|
#define SD_NODE_INIT (struct sched_domain) { \
|
|
.span = CPU_MASK_NONE, \
|
|
.parent = NULL, \
|
|
.groups = NULL, \
|
|
.min_interval = 8, \
|
|
.max_interval = 32, \
|
|
.busy_factor = 32, \
|
|
.imbalance_pct = 125, \
|
|
.cache_hot_time = (10*1000000), \
|
|
.cache_nice_tries = 1, \
|
|
.per_cpu_gain = 100, \
|
|
.busy_idx = 3, \
|
|
.idle_idx = 1, \
|
|
.newidle_idx = 2, \
|
|
.wake_idx = 1, \
|
|
.flags = SD_LOAD_BALANCE \
|
|
| SD_BALANCE_EXEC \
|
|
| SD_BALANCE_NEWIDLE \
|
|
| SD_WAKE_IDLE \
|
|
| SD_WAKE_BALANCE, \
|
|
.last_balance = jiffies, \
|
|
.balance_interval = 1, \
|
|
.nr_balance_failed = 0, \
|
|
}
|
|
|
|
#else
|
|
|
|
#include <asm-generic/topology.h>
|
|
|
|
#endif /* CONFIG_NUMA */
|
|
|
|
#endif /* _ASM_POWERPC_TOPOLOGY_H */
|
|
|